[Bug middle-end/88784] Middle end is missing some optimizations about unsigned

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88784 Qi Feng changed: What|Removed |Added CC||ffengqi at gcc dot gnu.org --- Comment #2 from

[Bug tree-optimization/90328] Wrong loop distribution with aliasing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 Richard Biener changed: What|Removed |Added Keywords||alias Status|UNCONFIRMED

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 Richard Biener changed: What|Removed |Added Keywords||ABI CC|

[Bug middle-end/90356] Missed optimization for variables initialized to 0.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 --- Comment #5 from Martin Liška --- Author: marxin Date: Mon May 6 07:35:59 2019 New Revision: 270899 URL: https://gcc.gnu.org/viewcvs?rev=270899&root=gcc&view=rev Log: Error only when a non-default -mabi is used with sanitizers (PR sanitizer/

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 Martin Liška changed: What|Removed |Added Known to work||10.0 Known to fail|9.0

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 --- Comment #3 from Richard Biener --- Author: rguenth Date: Mon May 6 07:38:26 2019 New Revision: 270900 URL: https://gcc.gnu.org/viewcvs?rev=270900&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR testsuite/90331 * gcc.

[Bug debug/90336] gcc generates wrong debug information at -O1 to -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90336 Richard Biener changed: What|Removed |Added Keywords||wrong-debug Status|UNCONFIR

[Bug c++/90338] [9/10 Regression] member function pointer non-type template parameter compile fail while matching

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90338 Richard Biener changed: What|Removed |Added Keywords||rejects-valid Target Milestone|---

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/90341] pcsx2-git: "At global scope: cc1plus: internal compiler error: Segmentation fault"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90341 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Status|UNCONFIRM

[Bug c++/90342] Misleading #include system fixit when using an older C++ version

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90342 Richard Biener changed: What|Removed |Added CC||dmalcolm at gcc dot gnu.org --- Comment

[Bug middle-end/90345] too pessimistic check whether pointer may alias a local variable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90345 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/90357] New: [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 Bug ID: 90357 Summary: [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880 Product: gcc Version: 9.0 Status: UN

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Richard Biener changed: What|Removed |Added Keywords||wrong-code Status|UNCONFIRM

[Bug rtl-optimization/90357] [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 --- Comment #1 from Paul Hua --- Fix patch: diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index 1de33b2..89fc073 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -4849,6 +4849,7 @@ mips_split_move (rtx dest, rtx

[Bug c++/90341] pcsx2-git: "At global scope: cc1plus: internal compiler error: Segmentation fault"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90341 --- Comment #4 from Kyle De'Vir --- Here's what `-march=native` expands to: COLLECT_GCC_OPTIONS='-march=native' /usr/lib/gcc/x86_64-pc-linux-gnu/9.1.1/cc1 -quiet - "-march=znver1" -mmmx -mno-3dnow -msse -msse2 -msse3 -mssse3 -msse4a -mcx16 -msa

[Bug middle-end/90348] [7/8/9/10 Regression] Partition of char arrays is incorrect in some cases

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90348 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug middle-end/90348] [7/8/9/10 Regression] Partition of char arrays is incorrect in some cases

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90348 Richard Biener changed: What|Removed |Added CC||matz at gcc dot gnu.org,

[Bug c++/90353] No warning on unused exception parameter with -Wall -Wextra

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90353 Richard Biener changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRM

[Bug middle-end/90354] [7.3 regression] Skip the not first insn when traversing the insn node

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90354 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug rtl-optimization/90357] [9/10 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Priority|

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #4 from Martin Liška --- Simplified test-case: $ cat /tmp/csibe.c int a; int foo(char c) { switch (c) { case 'c': return a; case 's': return 3; case 'n': return 1; case '%': return -2; case 'o': retur

[Bug middle-end/90354] [7.3 regression] Skip the not first insn when traversing the insn node

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90354 --- Comment #3 from vfdff --- I work on GCC 7.3, in function scan_trace, control = pat->insn (0), so it only check whether or not a jump_insn for the first insn of sequence. for (prev = insn, insn = NEXT_INSN (insn); insn; prev =

[Bug tree-optimization/90332] New test case gcc.dg/vect/slp-reduc-sad-2.c in r270847 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90332 --- Comment #2 from Richard Biener --- Hmm, can't get the test to FAIL with a cross, somehow the dejagnu tests always end up UNSUPPORTED. The testcase for x86_64 has /* With AVX256 or more we do not pull off the trick eliding the epilogue. */

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Martin Liška changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug tree-optimization/90316] [8/9 Regression] large compile time increase in opt / alias stmt walking for Go example

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316 Richard Biener changed: What|Removed |Added Known to work||10.0 Summary|[8/9/10 Regress

[Bug tree-optimization/90316] [8/9 Regression] large compile time increase in opt / alias stmt walking for Go example

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 08:54:40 2019 New Revision: 270902 URL: https://gcc.gnu.org/viewcvs?rev=270902&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR tree-optimization/90316

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #5 from Fredrik Hederstierna --- I use patched sources from http://gcc.hederstierna.com/csibe I think you could download and try it out. Toolchain I build with https://github.com/fredrikhederstierna/buildbuddy Otherwise I think the

[Bug rtl-optimization/90343] ICE: in verify_dominators, at dominance.c:1184 (error: dominator of 7 status unknown)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90343 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #7 from Martin Liška --- > I'm curious how much can save following patch: > Plus how much can you cave with 9.1 and -fno-jump-tables?

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #6 from Martin Liška --- (In reply to Fredrik Hederstierna from comment #5) > I use patched sources from > http://gcc.hederstierna.com/csibe I've just tried that but I see quite some compilation errors: /home/marxin/Downloads/CSiBE-

[Bug sanitizer/90347] [UBSAN] __attribute__((weak))__ results in "declared weak after being used" error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90347 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #8 from Fredrik Hederstierna --- Ok, thannks, I will try to have a look at it later tonight (I'm at my regular job now ;-) Thanks/Fredrik

[Bug tree-optimization/90327] [9/10 Regression] ICE in convert_move, at expr.c:218 since r265677 on s390x

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90327 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|2019-05-03 00:00

[Bug tree-optimization/90358] New: [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Bug ID: 90358 Summary: [10 Regression] 526.blender_r train run does not finish after r270847 on znver1 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: n

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/90328] [7/8/9/10 Regression] Wrong loop distribution with aliasing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Known to work|

[Bug c++/89698] [7 Regression] Run-time error due to optimization of field access after cast at -Os/-O2 and higher

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89698 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 20

[Bug target/86984] invalid relocation accessing a const char array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86984 --- Comment #10 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 2

[Bug tree-optimization/90071] [7 Regression] internal compiler error: SSA corruption

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90071 --- Comment #7 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 20

[Bug tree-optimization/89595] [8 Regression] DOM miscompiles code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 20

[Bug tree-optimization/89595] [8 Regression] DOM miscompiles code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 --- Comment #10 from rguenther at suse dot de --- On Sat, 4 May 2019, mikpelinux at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 > > Mikael Pettersson changed: > >What|Removed |

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Richard Biener changed: What|Removed |Added Version|9.0 |10.0 Target Milestone|---

[Bug middle-end/90356] Missed optimization for variables initialized to 0.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/89710] [7 Regression] ICE in dyn_cast(gimple*) / should_duplicate_loop_header_p

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89710 --- Comment #6 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 20

[Bug target/89711] [8 Regression] ICE in insert_vi_for_tree, at tree-ssa-structalias.c:2832

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89711 --- Comment #10 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904&root=gcc&view=rev Log: 2019-05-03 Richard Biener Backport from mainline 2

[Bug tree-optimization/90356] Missed optimization for variables initialized to 0.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 --- Comment #6 from Jakub Jelinek --- Created attachment 46301 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46301&action=edit gcc10-pr90356.patch Full untested patch.

[Bug target/90359] New: [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 Bug ID: 90359 Summary: [8 Regression] profiled bootstrap fails on aarch64-linux-gnu Product: gcc Version: 8.3.1 Status: UNCONFIRMED Severity: normal P

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 --- Comment #3 from Martin Liška --- (In reply to Richard Biener from comment #2) > Created attachment 46302 [details] > untested patch > > Does this help? Yes, it helps. The affected file was: blender/source/blender/modifiers/intern/MOD_solidi

[Bug target/90360] New: Missed optimization: unnecessary use of callee-saved registers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90360 Bug ID: 90360 Summary: Missed optimization: unnecessary use of callee-saved registers Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 --- Comment #4 from rguenther at suse dot de --- On Mon, 6 May 2019, marxin at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 > > --- Comment #3 from Martin Liška --- > (In reply to Richard Biener from comment #2)

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #11 from Tomas Kalibera --- Even restoring the state that LAPACK/BLAS works but without providing guarantees would help short-term, and I think this could be in line with the goal of best performance within the standard. At least in

[Bug target/90360] Missed optimization: unnecessary use of callee-saved registers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90360 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #8 from Matt Thompson --- (In reply to Iain Sandoe from comment #7) > (In reply to Matt Thompson from comment #6) > > (In reply to Iain Sandoe from comment #5) > > > (In reply to Matt Thompson from comment #4) > > > > Also: I do have

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #12 from Janne Blomqvist --- (In reply to Tomas Kalibera from comment #11) > At least in the case I debugged, I think gfortran could do better by not > writing the 1 as string length to the place on the stack where the compiler > know

[Bug target/90359] [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #9 from Iain Sandoe --- (In reply to Matt Thompson from comment #8) > (In reply to Iain Sandoe from comment #7) > > (In reply to Matt Thompson from comment #6) > > > (In reply to Iain Sandoe from comment #5) > > > > (In reply to Matt

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Martin Liška changed: What|Removed |Added CC||hjl.tools at gmail dot com,

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #13 from Tomas Kalibera --- I understand the compiler may not know and typically does not whether the called function accepts "character(len=1)" or "character(len=*)", so it may have to pass the 1. But the situation where I suggest no

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #10 from Matt Thompson --- (In reply to Iain Sandoe from comment #9) > (In reply to Matt Thompson from comment #8) > > > > I just tried to rebuild gcc 9.1.0 on my laptop, and I got the same error at > > the same point in make install

[Bug libstdc++/90361] New: Undefined symbols in libstdc++ when building with --with-default-libstdcxx-abi=gcc4-compatible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90361 Bug ID: 90361 Summary: Undefined symbols in libstdc++ when building with --with-default-libstdcxx-abi=gcc4-compatible Product: gcc Version: 9.1.0 Status: UNCONFIRMED

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #11 from Iain Sandoe --- (In reply to Matt Thompson from comment #10) > (In reply to Iain Sandoe from comment #9) > > (In reply to Matt Thompson from comment #8) > I don't usually remove it from my path because it had never caused a

[Bug target/90362] New: or1k: Soft divide does not work correctly

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90362 Bug ID: 90362 Summary: or1k: Soft divide does not work correctly Product: gcc Version: 9.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug target/90362] or1k: Soft divide does not work correctly

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90362 Stafford Horne changed: What|Removed |Added Target||or1k Status|UNCONFIRMED

[Bug target/90362] or1k: Soft divide does not work correctly

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90362 Stafford Horne changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/90328] [7/8/9 Regression] Wrong loop distribution with aliasing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 Richard Biener changed: What|Removed |Added Known to work||10.0 Summary|[7/8/9/10 Regre

[Bug tree-optimization/90328] [7/8/9 Regression] Wrong loop distribution with aliasing

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon May 6 12:38:35 2019 New Revision: 270906 URL: https://gcc.gnu.org/viewcvs?rev=270906&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR tree-optimization/90328

[Bug target/90359] [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/90359] [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 --- Comment #3 from Richard Biener --- Author: rguenth Date: Mon May 6 12:40:18 2019 New Revision: 270907 URL: https://gcc.gnu.org/viewcvs?rev=270907&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR bootstrap/90359 Backpo

[Bug middle-end/89655] GCC crashes building linux kernel for arm 32-bit (culprit r269453)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89655 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 12:40:18 2019 New Revision: 270907 URL: https://gcc.gnu.org/viewcvs?rev=270907&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR bootstrap/90359 Backpo

[Bug target/90363] New: or1k: Extra mask insn after load from memory

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90363 Bug ID: 90363 Summary: or1k: Extra mask insn after load from memory Product: gcc Version: 9.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: targ

[Bug target/90363] or1k: Extra mask insn after load from memory

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90363 Stafford Horne changed: What|Removed |Added Target||or1k Status|UNCONFIRMED

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #14 from rguenther at suse dot de --- On Mon, 6 May 2019, tomas.kalibera at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 > > --- Comment #13 from Tomas Kalibera --- > I understand the compiler may not k

[Bug target/90362] or1k: Soft divide does not work correctly

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90362 --- Comment #2 from Stafford Horne --- Originally reported by Richard Selvaggi.

[Bug bootstrap/89656] [9 Regression] profiledbootstrap failure on aarch64-linux since r269453

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89656 --- Comment #6 from Richard Biener --- Author: rguenth Date: Mon May 6 12:40:18 2019 New Revision: 270907 URL: https://gcc.gnu.org/viewcvs?rev=270907&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR bootstrap/90359 Backpo

[Bug tree-optimization/88828] Inefficient update of the first element of vector registers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88828 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon May 6 12:43:30 2019 New Revision: 270908 URL: https://gcc.gnu.org/viewcvs?rev=270908&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR tree-optimization/88828

[Bug gcov-profile/90364] New: 521.wrf_r is 9.5 % slower with PGO on Zen CPUs at -Ofast and native march/mtune

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90364 Bug ID: 90364 Summary: 521.wrf_r is 9.5 % slower with PGO on Zen CPUs at -Ofast and native march/mtune Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: n

[Bug libstdc++/90277] Debug Mode test failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90277 --- Comment #4 from Jonathan Wakely --- (In reply to François Dumont from comment #3) > As stated in my message this patch can be consider as a fix for this PR as > it reserve buckets for 11 buckets so iterators are not invalidated during > execu

[Bug gcov-profile/90364] 521.wrf_r is 9.5 % slower with PGO on Zen CPUs at -Ofast and native march/mtune

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90364 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/90361] Undefined symbols in libstdc++ when building with --with-default-libstdcxx-abi=gcc4-compatible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90361 --- Comment #1 from Richard Biener --- I can link correctly with -D_GLIBCXX_USE_CXX11_ABI=0 have yet to check a build with the gcc4 ABI as default.

[Bug libstdc++/90361] [9/10 Regression] Undefined symbols in libstdc++ when building with --with-default-libstdcxx-abi=gcc4-compatible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90361 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/63477] [6/7/8 Regression] Bogus warning with -O3 -Warray-bounds: array subscript is above array bounds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63477 Alexandre Ganea changed: What|Removed |Added CC||alexandre.ganea at ubisoft dot com --

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #15 from Thomas Koenig --- Hi Tomas, > I understand the compiler may not know and typically does not whether the > called function accepts "character(len=1)" or "character(len=*)", so it may > have to pass the 1. But the situation wh

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 90358, which changed state. Bug 90358 Summary: [10 Regression] 526.blender_r train run does not finish after r270847 on znver1 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 What|Removed

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 --- Comment #6 from Richard Biener --- Author: rguenth Date: Mon May 6 13:40:00 2019 New Revision: 270911 URL: https://gcc.gnu.org/viewcvs?rev=270911&root=gcc&view=rev Log: 2019-05-06 Richard Biener PR tree-optimization/90358

[Bug c/90365] New: OpenMP default(none) + schedule(dynamic, variable) - difference with clang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90365 Bug ID: 90365 Summary: OpenMP default(none) + schedule(dynamic, variable) - difference with clang Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal

[Bug c/90365] OpenMP default(none) + schedule(dynamic, variable) - difference with clang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90365 --- Comment #1 from Roman Lebedev --- Forgot to add https://godbolt.org/z/CeVhEu

[Bug c/90365] OpenMP default(none) + schedule(dynamic, variable) - difference with clang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90365 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/90366] New: OpenMP default(none) - std::cerr is diagnosed as "not specified in enclosing 'parallel'", unlike clang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90366 Bug ID: 90366 Summary: OpenMP default(none) - std::cerr is diagnosed as "not specified in enclosing 'parallel'", unlike clang Product: gcc Version: 9.0 Status: UNCONFIRME

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 --- Comment #7 from Martin Liška --- Author: marxin Date: Mon May 6 14:01:45 2019 New Revision: 270912 URL: https://gcc.gnu.org/viewcvs?rev=270912&root=gcc&view=rev Log: Backport r270899 2019-05-06 Martin Liska Backport from mainli

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Known to work|

[Bug c/90365] OpenMP default(none) + schedule(dynamic, variable) - difference with clang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90365 Roman Lebedev changed: What|Removed |Added See Also||https://bugs.llvm.org/show_

[Bug tree-optimization/90316] [8/9 Regression] large compile time increase in opt / alias stmt walking for Go example

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316 --- Comment #10 from Than McIntosh --- Update: it looks like we are not out of the woods quite yet -- I am seeing some similar behavior farther into the build. I will try to produce another reduced test case (this one is proving more difficult re

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #12 from Matt Thompson --- (In reply to Iain Sandoe from comment #11) > (In reply to Matt Thompson from comment #10) > > (In reply to Iain Sandoe from comment #9) > > > (In reply to Matt Thompson from comment #8) > > > > I don't usu

[Bug middle-end/63477] [6/7/8 Regression] Bogus warning with -O3 -Warray-bounds: array subscript is above array bounds

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63477 --- Comment #5 from Martin Sebor --- (In reply to Alexandre Ganea from comment #4) The test case has been reduced a little too far -- it reads an uninitialized variable: for (unsigned i;; i++) for (; i;) if (j[i] == j[0]) h.

  1   2   >