commit:     f2813c68da01897e7b37dd5cd8b00e6e4a3e85ae
Author:     WANG Xuerui <xen0n <AT> gentoo <DOT> org>
AuthorDate: Wed Jul 19 05:38:13 2023 +0000
Commit:     WANG Xuerui <xen0n <AT> gentoo <DOT> org>
CommitDate: Thu Jul 20 09:48:27 2023 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=f2813c68

dev-lang/rust: add 1.71.0

Integrating an upstream revert for fixing broken bash completion file
installation while at it.

Bug: https://bugs.gentoo.org/910496
See: https://github.com/gentoo/gentoo/pull/31241
Signed-off-by: WANG Xuerui <xen0n <AT> gentoo.org>

 dev-lang/rust/Manifest                             |  36 +
 .../files/1.71.0-fix-bashcomp-installation.patch   |  23 +
 dev-lang/rust/rust-1.71.0.ebuild                   | 747 +++++++++++++++++++++
 3 files changed, 806 insertions(+)

diff --git a/dev-lang/rust/Manifest b/dev-lang/rust/Manifest
index 4bf2405f5263..1b61241a7b99 100644
--- a/dev-lang/rust/Manifest
+++ b/dev-lang/rust/Manifest
@@ -202,6 +202,40 @@ DIST rust-1.69.0-x86_64-unknown-linux-gnu.tar.xz 152594196 
BLAKE2B f46e89bb76033
 DIST rust-1.69.0-x86_64-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
b12e73829cef5aed2f1fef7c51122d4f4db11622d53860013e3a396ea7a1bf945ce2142aed3d4720c89f0bda223d5fd8f1665da11be185faff949f45a4d65206
 SHA512 
79d5315ee87e2a02425671376d1a5ed0d947e85fd5bd5a09c6634ac4bc9baa31f1ae57380e3ed00f597f8594c67a319a86ed4f9bd34aafcca43aba388cd0ec39
 DIST rust-1.69.0-x86_64-unknown-linux-musl.tar.xz 227932404 BLAKE2B 
d28f150fe1adc4ca4dc6d7fe74396d24bff699fd010cd05f4bdbc2c0061e3b10b0b1c6ca1a87bba9de8f8e45c5af20a339f01e96982f3aa77f90f879a54b482c
 SHA512 
8879f9031a98169880433c18f71ec08ea1770e59e27279b0d96dcf8aafa67594b2c50f322a5d9b5eb766d6b4da00c969111142e9d4ddd000daf4b3b2ac0b848a
 DIST rust-1.69.0-x86_64-unknown-linux-musl.tar.xz.asc 801 BLAKE2B 
cd06fb7b95c997cb6ba84a662733a629397a93ba226daf3cb8e0ec3b76ca7a4ec2b264f3b6ea2960ebd4863db259ffaf0cb5ec90a579a910c8c77ea392238b7a
 SHA512 
5f7741db315cf88965a372243a1d0111e5061cc23365980cb80adebc7ed40e5bd12ce981c1e0e9ea802d941f75a8bd917a89d793f49a35a2633c6f807758802e
+DIST rust-1.70.0-aarch64-unknown-linux-gnu.tar.xz 212261108 BLAKE2B 
56e15d01ea0e84c51ca3d4fc292c124536472e9c3e6d9ae13ab524e520865117b36621eca5072b961831ee6ad3077abd84afa9e092483095234b7ab2ddcae769
 SHA512 
d64eb19417a03452f591bb779042b2b3ff16d2ac48a9a74d293bc7265980280801784f92cdd0ae0dbc21743433388149557da7642871c72f3bb4b3061cf7eeba
+DIST rust-1.70.0-aarch64-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
435383da02632d404ce95ecfc0b0690f18447f22cd82e67cd08e6e8aab072539b33a49c2712bdc35f34a811f8e66bda6bcf9505b41dcdaf4cc66e358df9d7f02
 SHA512 
634c35b52d85c524a954d0663b6f1507c5aec826768c1a51394bf72bae585afadd3d3af985a9d165a65d178e04813fd592a78d058ed1400bb0fc43b0a1614a27
+DIST rust-1.70.0-aarch64-unknown-linux-musl.tar.xz 195626092 BLAKE2B 
df5ca11b64513c86dbcab93bbc5eee37a1f2c6307ca479c07ef62d683ec1b1f56bd596284b11695d80c8483ba5ffaacb0bf060d7618f5e79f3957bfe8bae042b
 SHA512 
5bcc47e2e791603b419c2d1f3503a60cc9a4a7351d3e8a61e6f3823c53195f58795cfcdc56c0c2011ae40a21ec7819d7dad32f5f9981f3d39e5f28ba85083d07
+DIST rust-1.70.0-aarch64-unknown-linux-musl.tar.xz.asc 801 BLAKE2B 
06e279acca2308599b367cfcc105e9a1a9b129c1ce8d70e9c64f34f471fb9f28ba0b3ffc71ba389a8268d7f35fbaeadafb3275be29e7db8e8167ce1a828a3fbc
 SHA512 
945a1679eea5fc89debe6c840b95314fd7be3f5ded9897965584cb53c3571b9ad18b1894fe4f8f82cd2373ee473c002c290ff943466f7d467357a6d56b62ce2b
+DIST rust-1.70.0-arm-unknown-linux-gnueabi.tar.xz 175940376 BLAKE2B 
101b06523554df9f115f33dbace6a045fdad5ede100c7ed70a50da8a522e271708223f2cd5600fc4c2d5aa920e8179c9d60c24649dd234afc3fffe20d06935f8
 SHA512 
b1c3bd1c80437fda5e605aebbedc3f03f13223ab7fb37cf5808c8ccad00f015dd4656979e6f47ae65ef42dd158ffe18e9fa74aa17e80de76e73a8065efdf0760
+DIST rust-1.70.0-arm-unknown-linux-gnueabi.tar.xz.asc 801 BLAKE2B 
1e901439a083b6da2e62df19829c76a3cd2486115f855407f329b9cae0dff7a0c24b31dc48c13b28c17975cbc7f3c8d6073d7cc5629e78182f891d01e93d09a1
 SHA512 
c32b7f12c1c5cb5263444f6ccc5facf69e78a63816915babfe68e81be33bbf8a922618fc47fe2ec7142f8f04127fac89504b332cab5e0b29e028011ec5d2927c
+DIST rust-1.70.0-arm-unknown-linux-gnueabihf.tar.xz 176229396 BLAKE2B 
4c3be748a110a0db483b5cc8baff433ef7b67af0c21be41a68a72b4307ac8dfa9717e066db3768204b03550484ebb4d7e6d45345f33ba797844132e1dbdb16dd
 SHA512 
847602b101fe68e639598fd15592e60c8b4b2482077aad62b60918fd09c1928f1ed251197bbbbe3fbc5578a0e1e2abcdfe838e9c54cacba30e3ef2fa3d6e9557
+DIST rust-1.70.0-arm-unknown-linux-gnueabihf.tar.xz.asc 801 BLAKE2B 
f8d920f2f3c1021ac207b1e3c0004e07bedaa207d463a60c9f2556d057a8e80eeec00565fc61ec9fae67e435bbfd902c4b54d2df0a710fd9f63594e7852498dd
 SHA512 
0b7983572502d918241510abbe23ff913e5757f9a7d64e00701b23666a188a2324d70fd1840cb2b604fec813ce1883e1aa30bb421e1648497f3b165b9ccf4e89
+DIST rust-1.70.0-armv7-unknown-linux-gnueabihf.tar.xz 180820156 BLAKE2B 
dcaf472e5bce185f56a8ecd509ca0b829afe8203c5f3154c8065b0e3d9848f9f2cb6f6ee30568a52deebb21bec9aa8d05f7f2c2f42d584833a4f998ade707c94
 SHA512 
adb7d0fbabf14fc654e020bc8f7a2071d3aec7cdc64edb82739e78f0bd6f02d3d0cbcd18a648be24947a80008a1f45a1e35b9ad098b7cd31272ef985a502e25a
+DIST rust-1.70.0-armv7-unknown-linux-gnueabihf.tar.xz.asc 801 BLAKE2B 
3f42c11e20e1e86b0f934954c7d59b7b09af1613f0f10ff3295a3105c4f90554ff67c5c300f4d8bc1e113cd7631f10a4a1b9bc4f18049c97d6a3a66e6f1d0790
 SHA512 
981df55ff730f20ec415dd86f9fe035cbdb280d4cf742734db0270311f800db28e0688115937f7a9e525a8ee15adb61787a91d0a89bdefe950cd7489a7a09258
+DIST rust-1.70.0-i686-unknown-linux-gnu.tar.xz 204795680 BLAKE2B 
9cf9b73b388145589fab8580bb6efb60cf731ae2dc98eec50abe819771778c9c27277bd62f89c4fc89c70089f499b7c0d02e4e4ba60bbdc31f48a3d534a4ef52
 SHA512 
a8001d2df7384f29783b4811896a3634d4daa5310d2b3b881e347c9dd727a621417e6e59ac30c6556e123850d1bfe557f8fc57955f4e8ea7b541cf2dde4735b2
+DIST rust-1.70.0-i686-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
002ee6ebeb71b5178ce6e88d5a95db6e176b4262ffde775383187ce705d3a6bf3c756ccf975d8642efc71ab9c90c8540cf6cd20501f6d2b668d91943d5a6cd06
 SHA512 
ccd6b486a000ccbf4f78ba0863e926c621d06214452a2730da8d05c70972d84bbcb3f49005b23a9acf82e31cec32ea1672fda8c091c04cb70224cdb5740d7bfa
+DIST rust-1.70.0-mips-unknown-linux-gnu.tar.xz 155096952 BLAKE2B 
c19219093ae7ea268b847b5fe0f20343d16e035c7666a545420473214fca6e5a43201421de693deec721ecf94c8d0ca44148ff7359184f5d07f94fadcddfa8b2
 SHA512 
8c5178fd56ca57af90ad4efc1dc2265b185858d6fed1e7494bfbd054c4849337af08c0b4d8e99eb126b9c8551800ab5986764faa4fd782abb56ae85b5a6169b5
+DIST rust-1.70.0-mips-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
49e8717adc826756bd7439cb8b8a5d62d7aaaba7ef5ace3f8cf1766d04cf8831a69345ba10a9804abb179fc23a6cd9b2f88fe3277de603ba2e9ebbb7e2c919ba
 SHA512 
02c33b2d80c2b40f013b4a44553e6e8bd84b9df748718ac3cf7b2d6a0b33a1723cac2e142ba80c38195533cbc907b621c4b89cb7790612a175f2cccfd3d508cd
+DIST rust-1.70.0-mips64-unknown-linux-gnuabi64.tar.xz 152952764 BLAKE2B 
a65bab1e6284cb81d2e6c03d82ca103a6b7984925f85d45caef0cf2735eb8156f9bbff31e9265b7a94827f5098895f7a09e05360e808013779fbe34ebb4de32b
 SHA512 
4ecd8a3155ad2734bb996473d03b346dc8022b89943e1accf8a81348eaa1965fe9d289c5431196c7fc387a945a9fa89c9c2d9ca244723970b6dacdc2b978c453
+DIST rust-1.70.0-mips64-unknown-linux-gnuabi64.tar.xz.asc 801 BLAKE2B 
aef454db1e0952174c78d0341aa8fc3d1aa3f4bb16019151589d0c377443d61929a03d8b5891133cc4a29d93b6ca5195a0adead6ced96af6a0eeee88dddd8e91
 SHA512 
6f50a9f0b32e3f6d14039b3f1a2bd13a912d45cb1c297a8af8836c4be6dc9a5590f3f09c2f30132e7aaf9b0e2ea5d356c180462c6054888f6e6ec58b0e99f20f
+DIST rust-1.70.0-mips64el-unknown-linux-gnuabi64.tar.xz 156871924 BLAKE2B 
254910113b718725dde06d4350a366aef669662c7a52c3c1f13d2bb8cbb59a6d03bd04def02c9f3e6bcfa0119aa994e708ab8a808e6f4abdfe444af3cea6d5c3
 SHA512 
333dca6baf1bf580fe028cb5a2c261beebbb906a027142e36a9e93b7eb0728f01320c8a143473829e412524a6d958659775cf0972f40b87ebe3c664e44ef38a8
+DIST rust-1.70.0-mips64el-unknown-linux-gnuabi64.tar.xz.asc 801 BLAKE2B 
2ad85a65706830973b380eebf6807092853f4916e44d265b5822f286541981895519ddf863221bcfd7c5789737ea8e553c50dc83ec3e8b43cb8d04d4fcbe574f
 SHA512 
cbc2d658d041d5437db9e8b564fd5e6d8f7ef130157f79aa4a92000f562b40dfd40cbc350553554f5e6bbeac347c9704f72a75ab06cd1f1f3a7031ab64764f9f
+DIST rust-1.70.0-mipsel-unknown-linux-gnu.tar.xz 158491280 BLAKE2B 
299065eb46c14e5243450b5a4bd4d6bd18a3cd80331001bbccc563b4d2a52dd051d1791b5bb564c648b0fe4df4fdccf472d43805bd71c3e7cbc1bd424a857758
 SHA512 
0adbb98062cac36bf3a59218b892a3e85917a230ff07fe371069e1eca0a62169874655e53f607ae100ed998f6c91579faa1cf36f5944ccc5d1b28fa2ad456b54
+DIST rust-1.70.0-mipsel-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
9774d50e76700cae25ee51ad9d1a3b718dab9a4be04d0006ff55dafd9918f07cfe2fe5a83b45ee4934a7e0f0b661c4d3838331738a9e69cc77e6331d1b3e489a
 SHA512 
586f3e7e09226d9e5bff379261b107a4ce75614aa53e196cbbb68b7828b25eb9a1743c4e667c4f57b6269f93074394c97acac88854fe89f545a5acd6a233128f
+DIST rust-1.70.0-powerpc-unknown-linux-gnu.tar.xz 174738376 BLAKE2B 
acac25164e9b5bd7335dfb0249588abb54ff02b012539f540392cac3ddbfd064e9ab000a8790c1d7f980cbf7a9a38e19574aa83297448a48fe42ee1aeaaecd8f
 SHA512 
1a369e3a63e658a86588c6565f36740069417b0e2a207584da5b32994c801362eda463d8a7de9676adf42a8476a5def4c7363150eea7d1a09fd6f3c298279c1a
+DIST rust-1.70.0-powerpc-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
ee5c4079fc9493e78713c54540e69047a05f41246f9f88d3da422216fb04d3e876b25ec61f19b7de02f1cbb5dc3aeb7e5c5cd03a5c1d7ff9717d7e49f660b245
 SHA512 
1b7cb72919453ef5c272ef62c8b76937362dd56a70e292439da1f28f6803ecd3794bdca3c433ce3155823d524ac70a9873c0aa5b7fe8b59f06abc67935cd8450
+DIST rust-1.70.0-powerpc64-unknown-linux-gnu.tar.xz 172874164 BLAKE2B 
d0c718cfcd533b5aca653144831c50aabd6d292e7cdb8b53be768fd946de91f3274eb07e9c741145fb9a5f632d626629b6d4989f9cef203e240382fdac3ed8f2
 SHA512 
645c39d447e92c18705be0db6e5e53449fdac6fd0cd2262b8c33dc9fedb596ad3fb3f2a172ca5de019fbaa6d48acdc98c6c742e925c23859a58f27094db82179
+DIST rust-1.70.0-powerpc64-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
fc97b83827d351e0ddb95e3f844bdb8458232c374d23fa656ae6ca35a8db34b54b8ec47d18cb316410698970d63caf4bc028d9ea68825f83349320b28a7b1270
 SHA512 
a21553e7c4b28575f15cc28536d5af6bbc0be6992fbd7c6cf086b5318fd87de60181bc019ad264dca1dc3e59d1091ea0df233db83d69a267a91db9e22847a4ea
+DIST rust-1.70.0-powerpc64le-unknown-linux-gnu.tar.xz 182570028 BLAKE2B 
2ae544c9006a850d457ebe240fbdca58905c86cb26be3edeaa95aea02a3201c94852936cf3e91c052f2bfb5960cf923f3bb4ae6d6d92493733f4acf9e70c71b4
 SHA512 
89cd4d1118ff8f5fec5e148f41ac9cd7dcb76b21b67b1733679c8fd9ed6f726239a22fcb45faf2ba45bb16e04f679bda9e29fdc8d3da3a6ec03f7a6ec85b1927
+DIST rust-1.70.0-powerpc64le-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
234a2051888eeccf772d9b7f41ac6757453c29cd736a2abf1b3d1fe22dd45fa9929efbc501ad429b6e44de13fccfa17d64ce4beb86879498c157b0856bb3eae6
 SHA512 
48ccff718902cb4d78663b69efdd16925b4df21b735c373db25eccd8baaff3c6dcc5c49ae37d583cdd22f44df91244e34e8463e65db69f8ee6ee96fba90f1cf0
+DIST rust-1.70.0-riscv64gc-unknown-linux-gnu.tar.xz 167304092 BLAKE2B 
977fdd1fd305d4cb405d18a21719e37928c5ad0934a62c53ef395c067afa75eb7bf6fba5c9c7004d1413cfb78496809d1425fea9f38fc33916fa7571cc9f687f
 SHA512 
2b19f66ce4702a19f7ebb8329569031c4a5e2deaacd161ba231114780a565fd8f1ae0b3970e021da6b7b0a23b1f41ffe3296f2f2b1dadd5de3f533308ab02d95
+DIST rust-1.70.0-riscv64gc-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
26af74d00f9f7c53a15f9c39acef5364a1cbc7df2380ebf43cab3b02240b8fe446c200ef4652ea8684f0470035d8352accf5e0ab5b34dd9632b471458aad2516
 SHA512 
93ffd6214db7e04e2692f4e05bccb7140c81378da039317f2e04587f1403935abd57b8b9bd5e12b1befc5dec10898c06a508b1ebf83b845564b9b8a42d7041ac
+DIST rust-1.70.0-s390x-unknown-linux-gnu.tar.xz 197741656 BLAKE2B 
7d31b09ad69eba9ad1a2b7196679a439907ee80fa3ddee9014f0c78505ee9e1c93514e7f44f83b0ac5ad442c6e7f05568b0ea928a89c5a69601a1a935d2d253b
 SHA512 
3fa31674a3ba33d41c7db2b33e176edac1bd67713b7b52dc51eca73d4ed1821a2a4ecfd2545734fecb57271828ae0bcc7e1c4d0883821b650bff99544484db07
+DIST rust-1.70.0-s390x-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
9dac941acb317914f4eac12df601b442e9d9c74f13048dd8120d23c3297e7f5bc77618fa8eb29d4401b141acd59d20e87e1b198f9997041d4113de9ad39b59cf
 SHA512 
64b8658b275a53b52986aa967535ade73009e833fdc89c4e225f3139262fedbeef902702e8e71b18380a0826afbe7dfb1afdd5800bd5f810e66f2193c4de6501
+DIST rust-1.70.0-x86_64-unknown-linux-gnu.tar.xz 163456784 BLAKE2B 
49a8397a7129aa70f5ab3876613c9c3f25abe2a48fcdfaeec0bf030529f558dd6ee221bef18ab135b95b2e8bdd61349e3357674a794bd08e4539c0fbbf51bb3e
 SHA512 
8950c85f03f2e7af23c18e9be0ca1cdf7074b9be8d8c7b26102277c150c598bb7d5f1f74400bd70efcd42b38f68c96c7701239719f320311e8b131191ee77512
+DIST rust-1.70.0-x86_64-unknown-linux-gnu.tar.xz.asc 801 BLAKE2B 
e5fae8b3c87f54b39d922fe0c7694e0ba115ae34a668cc873390fc9e4638baaff5b6d1b4c67228c6bfc57b4da9bf77d6a452ca12bf6653d5610895b8ba19d64d
 SHA512 
352749df741287107b966fd603113c51e82a426a7151e224e3a8d1cc7bd4658ef86147f6fce62caccd7b5779d9961be72cbb618db79a2850e8a8c4b0bc229ad3
+DIST rust-1.70.0-x86_64-unknown-linux-musl.tar.xz 233692884 BLAKE2B 
295e815bbee6dc135ad17dd78801999afa7880a7a8f5ad4932a7580f1b03d50b850bcc3eb68e9d679e0a2d68392d446423ea752e47bb22d64823bf3222e0b377
 SHA512 
5e42224e109d525a321c107005660059ddcb0414392abc660b80fb09a55c936c79215989646be0aff6b0427b2f5d82a2a19ec3bd3235883a2037575808aeb69b
+DIST rust-1.70.0-x86_64-unknown-linux-musl.tar.xz.asc 801 BLAKE2B 
7c5be81109607f191f339cfef87c736e2d35d4a045511036ee6e9bd68f22fbaae825ad5c463b0a5bf29606a8b9cf488172d1338aa4d034767b0f59243613c250
 SHA512 
241863164ee1a0d702080c9967e2ec5bb7af9222236316c8857b89b517fcbdc362b26ff3e362c4be7fd2989d3fd2aad0a0476feacecd2604855dfa53f5f1af27
 DIST rustc-1.65.0-src.tar.xz 139674928 BLAKE2B 
a218263fb67e306b153f5a6dae95b5ec653acaa5eb4b833862d6f0fd4685a8cec097dadc1b8a934e1bf6055672c7a617f9a0ad4a7dbf2e78084297f10b7ada04
 SHA512 
3d0369ed3028209c4ecb9b9e7b5f5e3a20be8cc05199675df4f091d62a96c0734bc1dbd7630928fe162792392ec6d0daf9ceed10771531ce022200c7b631e3be
 DIST rustc-1.65.0-src.tar.xz.asc 801 BLAKE2B 
43ff92011cd6f7f34ce0495fa341379e5907d032ea90f91e533e5edaec6ad518aad50a9d8b2694074d6909ee96aa779403b16e95792e962e79c1b967542ae26f
 SHA512 
75b9be53363022c81333117876cbcc573bbd4733edf767cbb164218644efb1a9c4bfc2aa73aaa1e39f248a84f1adacb1930a94a6e63f60093ff760fb9ae02efc
 DIST rustc-1.66.1-src.tar.xz 141692940 BLAKE2B 
3fae45345998386fda1b11ec896fac4613b8e3f0092bc0df29c9685f4a4012c0bd1b600911c2d19bcfa8f5a84b8a3c39d4c9e062a62cd61925b59129e1cd72b9
 SHA512 
1944c024c603140d0a9236043a3bd1d0d211dd8d368d6d82a3a620f1ff43b29624755b0943f2b38b40a188c7eee77a840238ea757eaf435e2a3fa6a0e6b82832
@@ -214,3 +248,5 @@ DIST rustc-1.69.0-src.tar.xz 127242864 BLAKE2B 
03f7f3784cb137bede0593dfc008347bb
 DIST rustc-1.69.0-src.tar.xz.asc 801 BLAKE2B 
2f9b95440c35403fe663f91531cc73681c1c5d5dcbaa10d53a36d542656c097eb4a4320fc12d8df228d5dfb57dd12eb9441c3bd0ba54b7d180e23ded3d2527bb
 SHA512 
8f4c7e6e246a676f53d77b331fe5153eedbd3d8e9f6d922fecc78c8c6fdbbef4610308c93e5af6d8e0d744e6b3ce4bf01b39e29813475a50a38240f679c25156
 DIST rustc-1.70.0-src.tar.xz 140736896 BLAKE2B 
f07a800e35dca074df0c76fa91f512ae3ad2aacfd3cf9ba4a6c0fbb057e06b562bb03824c9417f4375965960e2e3cee5c2ba873e0de7aa0f68bd82b9e4dd2fb0
 SHA512 
21b35185fdcc35a059ee5ef6dca2b68f5f1d199e97f425a571cfc318a852c36a57bccf68e7673b4cb7cd83128f30d0b3eb93009a978f3ba3909b7eee50d40631
 DIST rustc-1.70.0-src.tar.xz.asc 801 BLAKE2B 
172744ff679c4554a6992b08a6bdcd65bd133f3db2d7f2eb1fa3659683aeb65228f9c57d101d9d050256217bb4fbbc0ccaf892bfcd8ef69ac742e12e75548c68
 SHA512 
0b26b176bf957ea5c2465a8da05992907165f11dccfb8f3a8a2c851b20fc9083e8bca80fefee2534d3326e721f41d19ef75b7f49692a342ab7ef5cdb2e8c52a4
+DIST rustc-1.71.0-src.tar.xz 151962928 BLAKE2B 
da8d83cd6621947816630ae487efe7d087266c1352949cedbbd441ba7c7f7c7beb13b9470e66e2f3359c37a050d0e44d22481c418532d3ebb339a456ab092648
 SHA512 
2c93bafdd248563765a285add48ca77c1e4bad4d5431675ae6a5cdee4cfe7a41e6bcc880a489ca1069a307fd9a005f2d5f8e230dfc95b4a69152b4f9ca49ac44
+DIST rustc-1.71.0-src.tar.xz.asc 801 BLAKE2B 
e5ddc4b18a6caeeb63c5aed5b5d15989d086f408787d2e603e50e7b8548dc078683062627280fd2a0393bec01c314eb1cc59f9b0e3146abf07b8365a0b44c640
 SHA512 
cb1b208c8b2bfccf02c73c4246fb238edb0dd10e292c1ef781920964e54e40add3089d988769982c0ce06b719014685b1c37daa2d08b513d86ad73808f4ce3ac

diff --git a/dev-lang/rust/files/1.71.0-fix-bashcomp-installation.patch 
b/dev-lang/rust/files/1.71.0-fix-bashcomp-installation.patch
new file mode 100644
index 000000000000..14efbfc63f8c
--- /dev/null
+++ b/dev-lang/rust/files/1.71.0-fix-bashcomp-installation.patch
@@ -0,0 +1,23 @@
+https://github.com/rust-lang/rust/pull/113579 which reverts the broken
+https://github.com/rust-lang/rust/pull/110906.
+From: ekusiadadus <[email protected]>
+Date: Wed, 12 Jul 2023 00:54:27 +0900
+Subject: [PATCH] Revert "fix: :bug: etc/bash_complettion -> src/etc/... to
+ avoid copy error"
+
+This reverts commit 08ce68b6a6bad360e9c3611ad60cf6598401f878.
+--- a/src/bootstrap/dist.rs
++++ b/src/bootstrap/dist.rs
+@@ -1074,11 +1074,7 @@ impl Step for Cargo {
+ 
+         tarball.add_file(&cargo, "bin", 0o755);
+         tarball.add_file(etc.join("_cargo"), "share/zsh/site-functions", 
0o644);
+-        tarball.add_renamed_file(
+-            etc.join("cargo.bashcomp.sh"),
+-            "src/etc/bash_completion.d",
+-            "cargo",
+-        );
++        tarball.add_renamed_file(etc.join("cargo.bashcomp.sh"), 
"etc/bash_completion.d", "cargo");
+         tarball.add_dir(etc.join("man"), "share/man/man1");
+         tarball.add_legal_and_readme_to("share/doc/cargo");
+ 

diff --git a/dev-lang/rust/rust-1.71.0.ebuild b/dev-lang/rust/rust-1.71.0.ebuild
new file mode 100644
index 000000000000..63f051219230
--- /dev/null
+++ b/dev-lang/rust/rust-1.71.0.ebuild
@@ -0,0 +1,747 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{9..12} )
+
+inherit bash-completion-r1 check-reqs estack flag-o-matic llvm multiprocessing 
\
+       multilib multilib-build python-any-r1 rust-toolchain toolchain-funcs 
verify-sig
+
+if [[ ${PV} = *beta* ]]; then
+       betaver=${PV//*beta}
+       BETA_SNAPSHOT="${betaver:0:4}-${betaver:4:2}-${betaver:6:2}"
+       MY_P="rustc-beta"
+       SLOT="beta/${PV}"
+       SRC="${BETA_SNAPSHOT}/rustc-beta-src.tar.xz -> rustc-${PV}-src.tar.xz"
+else
+       ABI_VER="$(ver_cut 1-2)"
+       SLOT="stable/${ABI_VER}"
+       MY_P="rustc-${PV}"
+       SRC="${MY_P}-src.tar.xz"
+       KEYWORDS="~amd64 ~arm ~arm64 ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+fi
+
+RUST_STAGE0_VERSION="1.$(($(ver_cut 2) - 1)).0"
+
+DESCRIPTION="Systems programming language from Mozilla"
+HOMEPAGE="https://www.rust-lang.org/";
+
+SRC_URI="
+       https://static.rust-lang.org/dist/${SRC}
+       verify-sig? ( https://static.rust-lang.org/dist/${SRC}.asc )
+       !system-bootstrap? ( $(rust_all_arch_uris rust-${RUST_STAGE0_VERSION}) )
+"
+
+# keep in sync with llvm ebuild of the same version as bundled one.
+ALL_LLVM_TARGETS=( AArch64 AMDGPU ARM AVR BPF Hexagon Lanai LoongArch Mips 
MSP430
+       NVPTX PowerPC RISCV Sparc SystemZ VE WebAssembly X86 XCore )
+ALL_LLVM_TARGETS=( "${ALL_LLVM_TARGETS[@]/#/llvm_targets_}" )
+LLVM_TARGET_USEDEPS=${ALL_LLVM_TARGETS[@]/%/(-)?}
+
+LICENSE="|| ( MIT Apache-2.0 ) BSD BSD-1 BSD-2 BSD-4 UoI-NCSA"
+
+IUSE="big-endian clippy cpu_flags_x86_sse2 debug dist doc llvm-libunwind +lto 
miri nightly parallel-compiler profiler rustfmt rust-analyzer rust-src 
system-bootstrap system-llvm test wasm ${ALL_LLVM_TARGETS[*]}"
+
+# Please keep the LLVM dependency block separate. Since LLVM is slotted,
+# we need to *really* make sure we're not pulling more than one slot
+# simultaneously.
+
+# How to use it:
+# List all the working slots in LLVM_VALID_SLOTS, newest first.
+LLVM_VALID_SLOTS=( 16 )
+LLVM_MAX_SLOT="${LLVM_VALID_SLOTS[0]}"
+
+# splitting usedeps needed to avoid CI/pkgcheck's UncheckableDep limitation
+# (-) usedep needed because we may build with older llvm without that target
+LLVM_DEPEND="|| ( "
+for _s in ${LLVM_VALID_SLOTS[@]}; do
+       LLVM_DEPEND+=" ( "
+       for _x in ${ALL_LLVM_TARGETS[@]}; do
+               LLVM_DEPEND+="
+                       ${_x}? ( sys-devel/llvm:${_s}[${_x}(-)] )
+                       wasm? ( sys-devel/lld:${_s} )"
+       done
+       LLVM_DEPEND+=" )"
+done
+unset _s _x
+LLVM_DEPEND+=" )
+       <sys-devel/llvm-$(( LLVM_MAX_SLOT + 1 )):=
+"
+
+# to bootstrap we need at least exactly previous version, or same.
+# most of the time previous versions fail to bootstrap with newer
+# for example 1.47.x, requires at least 1.46.x, 1.47.x is ok,
+# but it fails to bootstrap with 1.48.x
+# https://github.com/rust-lang/rust/blob/${PV}/src/stage0.json
+RUST_DEP_PREV="$(ver_cut 1).$(($(ver_cut 2) - 1))*"
+RUST_DEP_CURR="$(ver_cut 1).$(ver_cut 2)*"
+BOOTSTRAP_DEPEND="||
+       (
+               =dev-lang/rust-"${RUST_DEP_PREV}"
+               =dev-lang/rust-bin-"${RUST_DEP_PREV}"
+               =dev-lang/rust-"${RUST_DEP_CURR}"
+               =dev-lang/rust-bin-"${RUST_DEP_CURR}"
+       )
+"
+
+BDEPEND="${PYTHON_DEPS}
+       app-eselect/eselect-rust
+       || (
+               >=sys-devel/gcc-4.7
+               >=sys-devel/clang-3.5
+       )
+       system-bootstrap? ( ${BOOTSTRAP_DEPEND} )
+       !system-llvm? (
+               >=dev-util/cmake-3.13.4
+               dev-util/ninja
+       )
+       test? ( sys-devel/gdb )
+       verify-sig? ( sec-keys/openpgp-keys-rust )
+"
+
+DEPEND="
+       >=app-arch/xz-utils-5.2
+       net-misc/curl:=[http2,ssl]
+       sys-libs/zlib:=
+       dev-libs/openssl:0=
+       system-llvm? (
+               ${LLVM_DEPEND}
+               llvm-libunwind? ( sys-libs/llvm-libunwind:= )
+       )
+       !system-llvm? (
+               !llvm-libunwind? (
+                       elibc_musl? ( sys-libs/libunwind:= )
+               )
+       )
+"
+
+RDEPEND="${DEPEND}
+       app-eselect/eselect-rust
+       sys-apps/lsb-release
+"
+
+REQUIRED_USE="|| ( ${ALL_LLVM_TARGETS[*]} )
+       miri? ( nightly )
+       parallel-compiler? ( nightly )
+       rust-analyzer? ( rust-src )
+       test? ( ${ALL_LLVM_TARGETS[*]} )
+       wasm? ( llvm_targets_WebAssembly )
+       x86? ( cpu_flags_x86_sse2 )
+"
+
+# we don't use cmake.eclass, but can get a warning
+CMAKE_WARN_UNUSED_CLI=no
+
+QA_FLAGS_IGNORED="
+       usr/lib/${PN}/${PV}/bin/.*
+       usr/lib/${PN}/${PV}/libexec/.*
+       usr/lib/${PN}/${PV}/lib/lib.*.so
+       usr/lib/${PN}/${PV}/lib/rustlib/.*/bin/.*
+       usr/lib/${PN}/${PV}/lib/rustlib/.*/lib/lib.*.so
+"
+
+QA_SONAME="
+       usr/lib/${PN}/${PV}/lib/lib.*.so.*
+       usr/lib/${PN}/${PV}/lib/rustlib/.*/lib/lib.*.so
+"
+
+QA_PRESTRIPPED="
+       usr/lib/${PN}/${PV}/lib/rustlib/.*/bin/rust-llvm-dwp
+       usr/lib/${PN}/${PV}/lib/rustlib/.*/lib/self-contained/crtn.o
+"
+
+# An rmeta file is custom binary format that contains the metadata for the 
crate.
+# rmeta files do not support linking, since they do not contain compiled 
object files.
+# so we can safely silence the warning for this QA check.
+QA_EXECSTACK="usr/lib/${PN}/${PV}/lib/rustlib/*/lib*.rlib:lib.rmeta"
+
+# causes double bootstrap
+RESTRICT="test"
+
+VERIFY_SIG_OPENPGP_KEY_PATH=${BROOT}/usr/share/openpgp-keys/rust.asc
+
+PATCHES=(
+       "${FILESDIR}"/1.71.0-fix-bashcomp-installation.patch
+       "${FILESDIR}"/1.70.0-ignore-broken-and-non-applicable-tests.patch
+       "${FILESDIR}"/1.62.1-musl-dynamic-linking.patch
+       "${FILESDIR}"/1.67.0-doc-wasm.patch
+)
+
+S="${WORKDIR}/${MY_P}-src"
+
+toml_usex() {
+       usex "${1}" true false
+}
+
+bootstrap_rust_version_check() {
+       # never call from pkg_pretend. eselect-rust may be not installed yet.
+       [[ ${MERGE_TYPE} == binary ]] && return
+       local rustc_wanted="$(ver_cut 1).$(($(ver_cut 2) - 1))"
+       local rustc_toonew="$(ver_cut 1).$(($(ver_cut 2) + 1))"
+       local rustc_version=( $(eselect --brief rust show 2>/dev/null) )
+       rustc_version=${rustc_version[0]#rust-bin-}
+       rustc_version=${rustc_version#rust-}
+
+       [[ -z "${rustc_version}" ]] && die "Failed to determine rust version, 
check 'eselect rust' output"
+
+       if ver_test "${rustc_version}" -lt "${rustc_wanted}" ; then
+               eerror "Rust >=${rustc_wanted} is required"
+               eerror "please run 'eselect rust' and set correct rust version"
+               die "selected rust version is too old"
+       elif ver_test "${rustc_version}" -ge "${rustc_toonew}" ; then
+               eerror "Rust <${rustc_toonew} is required"
+               eerror "please run 'eselect rust' and set correct rust version"
+               die "selected rust version is too new"
+       else
+               einfo "Using rust ${rustc_version} to build"
+       fi
+}
+
+pre_build_checks() {
+       local M=8192
+       # multiply requirements by 1.3 if we are doing x86-multilib
+       if use amd64; then
+               M=$(( $(usex abi_x86_32 13 10) * ${M} / 10 ))
+       fi
+       M=$(( $(usex clippy 128 0) + ${M} ))
+       M=$(( $(usex miri 128 0) + ${M} ))
+       M=$(( $(usex rustfmt 256 0) + ${M} ))
+       # add 2G if we compile llvm and 256M per llvm_target
+       if ! use system-llvm; then
+               M=$(( 2048 + ${M} ))
+               local ltarget
+               for ltarget in ${ALL_LLVM_TARGETS[@]}; do
+                       M=$(( $(usex ${ltarget} 256 0) + ${M} ))
+               done
+       fi
+       M=$(( $(usex wasm 256 0) + ${M} ))
+       M=$(( $(usex debug 2 1) * ${M} ))
+       eshopts_push -s extglob
+       if is-flagq '-g?(gdb)?([1-9])'; then
+               M=$(( 15 * ${M} / 10 ))
+       fi
+       eshopts_pop
+       M=$(( $(usex system-bootstrap 0 1024) + ${M} ))
+       M=$(( $(usex doc 256 0) + ${M} ))
+       CHECKREQS_DISK_BUILD=${M}M check-reqs_pkg_${EBUILD_PHASE}
+}
+
+llvm_check_deps() {
+       has_version -r "sys-devel/llvm:${LLVM_SLOT}[${LLVM_TARGET_USEDEPS// 
/,}]"
+}
+
+# Is LLVM being linked against libc++?
+is_libcxx_linked() {
+       local code='#include <ciso646>
+#if defined(_LIBCPP_VERSION)
+       HAVE_LIBCXX
+#endif
+'
+       local out=$($(tc-getCXX) ${CXXFLAGS} ${CPPFLAGS} -x c++ -E -P - 
<<<"${code}") || return 1
+       [[ ${out} == *HAVE_LIBCXX* ]]
+}
+
+pkg_pretend() {
+       pre_build_checks
+}
+
+pkg_setup() {
+       pre_build_checks
+       python-any-r1_pkg_setup
+
+       export LIBGIT2_NO_PKG_CONFIG=1 #749381
+
+       use system-bootstrap && bootstrap_rust_version_check
+
+       if use system-llvm; then
+               llvm_pkg_setup
+
+               local llvm_config="$(get_llvm_prefix 
"${LLVM_MAX_SLOT}")/bin/llvm-config"
+               export LLVM_LINK_SHARED=1
+               export RUSTFLAGS="${RUSTFLAGS} -Lnative=$("${llvm_config}" 
--libdir)"
+       fi
+}
+
+esetup_unwind_hack() {
+       # https://bugs.gentoo.org/870280
+       # this is a hack needed to bootstrap with libgcc_s linked tarball on 
llvm-libunwind system.
+       # it should trigger for internal bootstrap or system-bootstrap with 
rust-bin.
+       # the whole idea is for stage0 to bootstrap with fake libgcc_s.
+       # final stage will receive -L${T}/lib but not -lgcc_s args, producing 
clean compiler.
+       local fakelib="${T}/fakelib"
+       mkdir -p "${fakelib}" || die
+       # we need both symlinks, one for cargo runtime, other for linker.
+       ln -s "${ESYSROOT}/usr/lib/libunwind.so" "${fakelib}/libgcc_s.so.1" || 
die
+       ln -s "${ESYSROOT}/usr/lib/libunwind.so" "${fakelib}/libgcc_s.so" || die
+       export LD_LIBRARY_PATH="${fakelib}"
+       export RUSTFLAGS+=" -L${fakelib}"
+       # this is a literally magic variable that gets through cargo cache, 
without it some
+       # crates ignore RUSTFLAGS.
+       # this variable can not contain leading space.
+       export MAGIC_EXTRA_RUSTFLAGS+="${MAGIC_EXTRA_RUSTFLAGS:+ }-L${fakelib}"
+}
+
+src_prepare() {
+       if ! use system-bootstrap; then
+               has_version sys-devel/gcc || esetup_unwind_hack
+               local rust_stage0_root="${WORKDIR}"/rust-stage0
+               local rust_stage0="rust-${RUST_STAGE0_VERSION}-$(rust_abi)"
+
+               "${WORKDIR}/${rust_stage0}"/install.sh --disable-ldconfig \
+                       --without=rust-docs-json-preview,rust-docs 
--destdir="${rust_stage0_root}" --prefix=/ || die
+       fi
+
+       default
+}
+
+src_configure() {
+       filter-lto # https://bugs.gentoo.org/862109 
https://bugs.gentoo.org/866231
+
+       local rust_target="" rust_targets="" arch_cflags
+
+       # Collect rust target names to compile standard libs for all ABIs.
+       for v in $(multilib_get_enabled_abi_pairs); do
+               rust_targets+=",\"$(rust_abi $(get_abi_CHOST ${v##*.}))\""
+       done
+       if use wasm; then
+               rust_targets+=",\"wasm32-unknown-unknown\""
+               if use system-llvm; then
+                       # un-hardcode rust-lld linker for this target
+                       # https://bugs.gentoo.org/715348
+                       sed -i '/linker:/ s/rust-lld/wasm-ld/' 
compiler/rustc_target/src/spec/wasm_base.rs || die
+               fi
+       fi
+       rust_targets="${rust_targets#,}"
+
+       # cargo and rustdoc are mandatory and should always be included
+       local tools='"cargo","rustdoc"'
+       use clippy && tools+=',"clippy"'
+       use miri && tools+=',"miri"'
+       use profiler && tools+=',"rust-demangler"'
+       use rustfmt && tools+=',"rustfmt"'
+       use rust-analyzer && tools+=',"rust-analyzer"'
+       use rust-src && tools+=',"src"'
+
+       local rust_stage0_root
+       if use system-bootstrap; then
+               local printsysroot
+               printsysroot="$(rustc --print sysroot || die "Can't determine 
rust's sysroot")"
+               rust_stage0_root="${printsysroot}"
+       else
+               rust_stage0_root="${WORKDIR}"/rust-stage0
+       fi
+       # in case of prefix it will be already prefixed, as --print sysroot 
returns full path
+       [[ -d ${rust_stage0_root} ]] || die "${rust_stage0_root} is not a 
directory"
+
+       rust_target="$(rust_abi)"
+
+       local cm_btype="$(usex debug DEBUG RELEASE)"
+       cat <<- _EOF_ > "${S}"/config.toml
+               changelog-seen = 2
+               [llvm]
+               download-ci-llvm = false
+               optimize = $(toml_usex !debug)
+               release-debuginfo = $(toml_usex debug)
+               assertions = $(toml_usex debug)
+               ninja = true
+               targets = "${LLVM_TARGETS// /;}"
+               experimental-targets = ""
+               link-shared = $(toml_usex system-llvm)
+               $(if is_libcxx_linked; then
+                       # https://bugs.gentoo.org/732632
+                       echo "use-libcxx = true"
+                       echo "static-libstdcpp = false"
+               fi)
+               $(case "${rust_target}" in
+                       i586-*-linux-*)
+                               # https://github.com/rust-lang/rust/issues/93059
+                               echo 'cflags = "-fcf-protection=none"'
+                               echo 'cxxflags = "-fcf-protection=none"'
+                               echo 'ldflags = "-fcf-protection=none"'
+                               ;;
+                       *)
+                               ;;
+               esac)
+               enable-warnings = false
+               [llvm.build-config]
+               CMAKE_VERBOSE_MAKEFILE = "ON"
+               CMAKE_C_FLAGS_${cm_btype} = "${CFLAGS}"
+               CMAKE_CXX_FLAGS_${cm_btype} = "${CXXFLAGS}"
+               CMAKE_EXE_LINKER_FLAGS_${cm_btype} = "${LDFLAGS}"
+               CMAKE_MODULE_LINKER_FLAGS_${cm_btype} = "${LDFLAGS}"
+               CMAKE_SHARED_LINKER_FLAGS_${cm_btype} = "${LDFLAGS}"
+               CMAKE_STATIC_LINKER_FLAGS_${cm_btype} = "${ARFLAGS}"
+               [build]
+               build-stage = 2
+               test-stage = 2
+               build = "${rust_target}"
+               host = ["${rust_target}"]
+               target = [${rust_targets}]
+               cargo = "${rust_stage0_root}/bin/cargo"
+               rustc = "${rust_stage0_root}/bin/rustc"
+               rustfmt = "${rust_stage0_root}/bin/rustfmt"
+               docs = $(toml_usex doc)
+               compiler-docs = false
+               submodules = false
+               python = "${EPYTHON}"
+               locked-deps = true
+               vendor = true
+               extended = true
+               tools = [${tools}]
+               verbose = 2
+               sanitizers = false
+               profiler = $(toml_usex profiler)
+               cargo-native-static = false
+               [install]
+               prefix = "${EPREFIX}/usr/lib/${PN}/${PV}"
+               sysconfdir = "etc"
+               docdir = "share/doc/rust"
+               bindir = "bin"
+               libdir = "lib"
+               mandir = "share/man"
+               [rust]
+               # https://github.com/rust-lang/rust/issues/54872
+               codegen-units-std = 1
+               optimize = true
+               debug = $(toml_usex debug)
+               debug-assertions = $(toml_usex debug)
+               debug-assertions-std = $(toml_usex debug)
+               debuginfo-level = $(usex debug 2 0)
+               debuginfo-level-rustc = $(usex debug 2 0)
+               debuginfo-level-std = $(usex debug 2 0)
+               debuginfo-level-tools = $(usex debug 2 0)
+               debuginfo-level-tests = 0
+               backtrace = true
+               incremental = false
+               default-linker = "$(tc-getCC)"
+               parallel-compiler = $(toml_usex parallel-compiler)
+               channel = "$(usex nightly nightly stable)"
+               description = "gentoo"
+               rpath = false
+               verbose-tests = true
+               optimize-tests = $(toml_usex !debug)
+               codegen-tests = true
+               dist-src = false
+               remap-debuginfo = true
+               lld = $(usex system-llvm false $(toml_usex wasm))
+               # only deny warnings if doc+wasm are NOT requested, documenting 
stage0 wasm std fails without it
+               # https://github.com/rust-lang/rust/issues/74976
+               # https://github.com/rust-lang/rust/issues/76526
+               deny-warnings = $(usex wasm $(usex doc false true) true)
+               backtrace-on-ice = true
+               jemalloc = false
+               lto = "$(usex lto fat off)"
+               [dist]
+               src-tarball = false
+               compression-formats = ["xz"]
+               compression-profile = "balanced"
+       _EOF_
+
+       for v in $(multilib_get_enabled_abi_pairs); do
+               rust_target=$(rust_abi $(get_abi_CHOST ${v##*.}))
+               arch_cflags="$(get_abi_CFLAGS ${v##*.})"
+
+               export CFLAGS_${rust_target//-/_}="${arch_cflags}"
+
+               cat <<- _EOF_ >> "${S}"/config.toml
+                       [target.${rust_target}]
+                       ar = "$(tc-getAR)"
+                       cc = "$(tc-getCC)"
+                       cxx = "$(tc-getCXX)"
+                       linker = "$(tc-getCC)"
+                       ranlib = "$(tc-getRANLIB)"
+                       llvm-libunwind = "$(usex llvm-libunwind $(usex 
system-llvm system in-tree) no)"
+               _EOF_
+               if use system-llvm; then
+                       cat <<- _EOF_ >> "${S}"/config.toml
+                               llvm-config = "$(get_llvm_prefix 
"${LLVM_MAX_SLOT}")/bin/llvm-config"
+                       _EOF_
+               fi
+               # by default librustc_target/spec/linux_musl_base.rs sets 
base.crt_static_default = true;
+               # but we patch it and set to false here as well
+               if use elibc_musl; then
+                       cat <<- _EOF_ >> "${S}"/config.toml
+                               crt-static = false
+                       _EOF_
+               fi
+       done
+       if use wasm; then
+               cat <<- _EOF_ >> "${S}"/config.toml
+                       [target.wasm32-unknown-unknown]
+                       linker = "$(usex system-llvm lld rust-lld)"
+                       # wasm target does not have profiler_builtins 
https://bugs.gentoo.org/848483
+                       profiler = false
+               _EOF_
+       fi
+
+       if [[ -n ${I_KNOW_WHAT_I_AM_DOING_CROSS} ]]; then # whitespace 
intentionally shifted below
+       # experimental cross support
+       # discussion: https://bugs.gentoo.org/679878
+       # TODO: c*flags, clang, system-llvm, cargo.eclass target support
+       # it would be much better if we could split out stdlib
+       # complilation to separate ebuild and abuse CATEGORY to
+       # just install to /usr/lib/rustlib/<target>
+
+       # extra targets defined as a bash array
+       # spec format:  <LLVM target>:<rust-target>:<CTARGET>
+       # best place would be /etc/portage/env/dev-lang/rust
+       # Example:
+       # RUST_CROSS_TARGETS=(
+       #       "AArch64:aarch64-unknown-linux-gnu:aarch64-unknown-linux-gnu"
+       # )
+       # no extra hand holding is done, no target transformations, all
+       # values are passed as-is with just basic checks, so it's up to user to 
supply correct values
+       # valid rust targets can be obtained with
+       #       rustc --print target-list
+       # matching cross toolchain has to be installed
+       # matching LLVM_TARGET has to be enabled for both rust and llvm (if 
using system one)
+       # only gcc toolchains installed with crossdev are checked for now.
+
+       # BUG: we can't pass host flags to cross compiler, so just filter for 
now
+       # BUG: this should be more fine-grained.
+       filter-flags '-mcpu=*' '-march=*' '-mtune=*'
+
+       local cross_target_spec
+       for cross_target_spec in "${RUST_CROSS_TARGETS[@]}";do
+               # extracts first element form <LLVM 
target>:<rust-target>:<CTARGET>
+               local cross_llvm_target="${cross_target_spec%%:*}"
+               # extracts toolchain triples, <rust-target>:<CTARGET>
+               local cross_triples="${cross_target_spec#*:}"
+               # extracts first element after before : separator
+               local cross_rust_target="${cross_triples%%:*}"
+               # extracts last element after : separator
+               local cross_toolchain="${cross_triples##*:}"
+               use llvm_targets_${cross_llvm_target} || die "need 
llvm_targets_${cross_llvm_target} target enabled"
+               command -v ${cross_toolchain}-gcc > /dev/null 2>&1 || die "need 
${cross_toolchain} cross toolchain"
+
+               cat <<- _EOF_ >> "${S}"/config.toml
+                       [target.${cross_rust_target}]
+                       ar = "${cross_toolchain}-ar"
+                       cc = "${cross_toolchain}-gcc"
+                       cxx = "${cross_toolchain}-g++"
+                       linker = "${cross_toolchain}-gcc"
+                       ranlib = "${cross_toolchain}-ranlib"
+               _EOF_
+               if use system-llvm; then
+                       cat <<- _EOF_ >> "${S}"/config.toml
+                               llvm-config = "$(get_llvm_prefix 
"${LLVM_MAX_SLOT}")/bin/llvm-config"
+                       _EOF_
+               fi
+               if [[ "${cross_toolchain}" == *-musl* ]]; then
+                       cat <<- _EOF_ >> "${S}"/config.toml
+                               musl-root = "$(${cross_toolchain}-gcc 
-print-sysroot)/usr"
+                       _EOF_
+               fi
+
+               # append cross target to "normal" target list
+               # example 'target = ["powerpc64le-unknown-linux-gnu"]'
+               # becomes 'target = 
["powerpc64le-unknown-linux-gnu","aarch64-unknown-linux-gnu"]'
+
+               rust_targets="${rust_targets},\"${cross_rust_target}\""
+               sed -i "/^target = \[/ s#\[.*\]#\[${rust_targets}\]#" 
config.toml || die
+
+               ewarn
+               ewarn "Enabled ${cross_rust_target} rust target"
+               ewarn "Using ${cross_toolchain} cross toolchain"
+               ewarn
+               if ! has_version -b 'sys-devel/binutils[multitarget]' ; then
+                       ewarn "'sys-devel/binutils[multitarget]' is not 
installed"
+                       ewarn "'strip' will be unable to strip cross libraries"
+                       ewarn "cross targets will be installed with full debug 
information"
+                       ewarn "enable 'multitarget' USE flag for binutils to be 
able to strip object files"
+                       ewarn
+                       ewarn "Alternatively llvm-strip can be used, it 
supports stripping any target"
+                       ewarn "define STRIP=\"llvm-strip\" to use it 
(experimental)"
+                       ewarn
+               fi
+       done
+       fi # I_KNOW_WHAT_I_AM_DOING_CROSS
+
+       einfo "Rust configured with the following flags:"
+       echo
+       echo RUSTFLAGS="\"${RUSTFLAGS}\""
+       echo RUSTFLAGS_BOOTSTRAP="\"${RUSTFLAGS_BOOTSTRAP}\""
+       echo RUSTFLAGS_NOT_BOOTSTRAP="\"${RUSTFLAGS_NOT_BOOTSTRAP}\""
+       echo MAGIC_EXTRA_RUSTFLAGS="\"${MAGIC_EXTRA_RUSTFLAGS}\""
+       env | grep "CARGO_TARGET_.*_RUSTFLAGS="
+       env | grep "CFLAGS_.*"
+       echo
+       einfo "config.toml contents:"
+       cat "${S}"/config.toml || die
+       echo
+}
+
+src_compile() {
+       RUST_BACKTRACE=1 "${EPYTHON}" ./x.py build -vv 
--config="${S}"/config.toml -j$(makeopts_jobs) || die
+}
+
+src_test() {
+       # https://rustc-dev-guide.rust-lang.org/tests/intro.html
+
+       # those are basic and codegen tests.
+       local tests=(
+               codegen
+               codegen-units
+               compile-fail
+               incremental
+               mir-opt
+               pretty
+               run-make
+       )
+
+       # fails if llvm is not built with ALL targets.
+       # and known to fail with system llvm sometimes.
+       use system-llvm || tests+=( assembly )
+
+       # fragile/expensive/less important tests
+       # or tests that require extra builds
+       # TODO: instead of skipping, just make some nonfatal.
+       if [[ ${ERUST_RUN_EXTRA_TESTS:-no} != no ]]; then
+               tests+=(
+                       rustdoc
+                       rustdoc-js
+                       rustdoc-js-std
+                       rustdoc-ui
+                       run-make-fulldeps
+                       ui
+                       ui-fulldeps
+               )
+       fi
+
+       local i failed=()
+       einfo "rust_src_test: enabled tests ${tests[@]/#/src/test/}"
+       for i in "${tests[@]}"; do
+               local t="src/test/${i}"
+               einfo "rust_src_test: running ${t}"
+               if ! RUST_BACKTRACE=1 "${EPYTHON}" ./x.py test -vv 
--config="${S}"/config.toml \
+                               -j$(makeopts_jobs) --no-doc --no-fail-fast 
"${t}"
+               then
+                               failed+=( "${t}" )
+                               eerror "rust_src_test: ${t} failed"
+               fi
+       done
+
+       if [[ ${#failed[@]} -ne 0 ]]; then
+               eerror "rust_src_test: failure summary: ${failed[@]}"
+               die "aborting due to test failures"
+       fi
+}
+
+src_install() {
+       DESTDIR="${D}" "${EPYTHON}" ./x.py install -vv 
--config="${S}"/config.toml -j$(makeopts_jobs) || die
+
+       # bug #689562, #689160
+       rm -v "${ED}/usr/lib/${PN}/${PV}/etc/bash_completion.d/cargo" || die
+       rmdir -v "${ED}/usr/lib/${PN}/${PV}"/etc{/bash_completion.d,} || die
+       newbashcomp src/tools/cargo/src/etc/cargo.bashcomp.sh cargo
+
+       local symlinks=(
+               cargo
+               rustc
+               rustdoc
+               rust-gdb
+               rust-gdbgui
+               rust-lldb
+       )
+
+       use clippy && symlinks+=( clippy-driver cargo-clippy )
+       use miri && symlinks+=( miri cargo-miri )
+       use profiler && symlinks+=( rust-demangler )
+       use rustfmt && symlinks+=( rustfmt cargo-fmt )
+       use rust-analyzer && symlinks+=( rust-analyzer )
+
+       einfo "installing eselect-rust symlinks and paths: ${symlinks[@]}"
+       local i
+       for i in "${symlinks[@]}"; do
+               # we need realpath on /usr/bin/* symlink return 
version-appended binary path.
+               # so /usr/bin/rustc should point to 
/usr/lib/rust/<ver>/bin/rustc-<ver>
+               # need to fix eselect-rust to remove this hack.
+               local ver_i="${i}-${PV}"
+               if [[ -f "${ED}/usr/lib/${PN}/${PV}/bin/${i}" ]]; then
+                       einfo "Installing ${i} symlink"
+                       ln -v "${ED}/usr/lib/${PN}/${PV}/bin/${i}" 
"${ED}/usr/lib/${PN}/${PV}/bin/${ver_i}" || die
+               else
+                       ewarn "${i} symlink requested, but source file not 
found"
+                       ewarn "please report this"
+               fi
+               dosym "../lib/${PN}/${PV}/bin/${ver_i}" "/usr/bin/${ver_i}"
+       done
+
+       # symlinks to switch components to active rust in eselect
+       dosym "${PV}/lib" "/usr/lib/${PN}/lib-${PV}"
+       dosym "${PV}/libexec" "/usr/lib/${PN}/libexec-${PV}"
+       dosym "${PV}/share/man" "/usr/lib/${PN}/man-${PV}"
+       dosym "rust/${PV}/lib/rustlib" "/usr/lib/rustlib-${PV}"
+       dosym "../../lib/${PN}/${PV}/share/doc/rust" "/usr/share/doc/${P}"
+
+       newenvd - "50${P}" <<-_EOF_
+               LDPATH="${EPREFIX}/usr/lib/rust/lib"
+               MANPATH="${EPREFIX}/usr/lib/rust/man"
+       _EOF_
+
+       rm -rf "${ED}/usr/lib/${PN}/${PV}"/*.old || die
+       rm -rf "${ED}/usr/lib/${PN}/${PV}/doc"/*.old || die
+
+       # note: eselect-rust adds EROOT to all paths below
+       cat <<-_EOF_ > "${T}/provider-${P}"
+               /usr/bin/cargo
+               /usr/bin/rustdoc
+               /usr/bin/rust-gdb
+               /usr/bin/rust-gdbgui
+               /usr/bin/rust-lldb
+               /usr/lib/rustlib
+               /usr/lib/rust/lib
+               /usr/lib/rust/libexec
+               /usr/lib/rust/man
+               /usr/share/doc/rust
+       _EOF_
+
+       if use clippy; then
+               echo /usr/bin/clippy-driver >> "${T}/provider-${P}"
+               echo /usr/bin/cargo-clippy >> "${T}/provider-${P}"
+       fi
+       if use miri; then
+               echo /usr/bin/miri >> "${T}/provider-${P}"
+               echo /usr/bin/cargo-miri >> "${T}/provider-${P}"
+       fi
+       if use profiler; then
+               echo /usr/bin/rust-demangler >> "${T}/provider-${P}"
+       fi
+       if use rustfmt; then
+               echo /usr/bin/rustfmt >> "${T}/provider-${P}"
+               echo /usr/bin/cargo-fmt >> "${T}/provider-${P}"
+       fi
+       if use rust-analyzer; then
+               echo /usr/bin/rust-analyzer >> "${T}/provider-${P}"
+       fi
+
+       insinto /etc/env.d/rust
+       doins "${T}/provider-${P}"
+
+       if use dist; then
+               insinto "/usr/lib/${PN}/${PV}/dist"
+               doins -r "${S}/build/dist/."
+       fi
+}
+
+pkg_postinst() {
+       eselect rust update
+
+       if has_version sys-devel/gdb || has_version dev-util/lldb; then
+               elog "Rust installs a helper script for calling GDB and LLDB,"
+               elog "for your convenience it is installed under 
/usr/bin/rust-{gdb,lldb}-${PV}."
+       fi
+
+       if has_version app-editors/emacs; then
+               elog "install app-emacs/rust-mode to get emacs support for 
rust."
+       fi
+
+       if has_version app-editors/gvim || has_version app-editors/vim; then
+               elog "install app-vim/rust-vim to get vim support for rust."
+       fi
+}
+
+pkg_postrm() {
+       eselect rust cleanup
+}


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