[Bug tree-optimization/109590] array-bounds does not warn about address 0x0 dereference

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109590 Xi Ruoyao changed: What|Removed |Added CC||xry111 at gcc dot gnu.org --- Comment #3 fr

[Bug tree-optimization/109590] array-bounds does not warn about address 0x0 dereference

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109590 --- Comment #4 from Xi Ruoyao --- (In reply to Jonny Grant from comment #2) > (In reply to Andrew Pinski from comment #1) > > There is -Wnull-dereference for this ... > > I agree. I set that -Wnull-dereference in usual projects (it doesn't seem

[Bug middle-end/25186] (short)(((int)short_var) <<1) should be folded so that the shift is done in the short type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25186 Roger Sayle changed: What|Removed |Added Target Milestone|--- |13.0 Status|NEW

[Bug middle-end/19986] [meta-bug] fold missing optimizations (compared to RTL)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=19986 Bug 19986 depends on bug 25186, which changed state. Bug 25186 Summary: (short)(((int)short_var) <<1) should be folded so that the shift is done in the short type https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25186 What|Removed

[Bug tree-optimization/109583] [13/14 Regression] ICE in related_vector_mode, at stor-layout.cc:537 since r14-22-g2349e69125335d

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109583 --- Comment #2 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:c58c0771b7a3dbd2a00cd4b6ca2301d74b6cd4e2 commit r14-163-gc58c0771b7a3dbd2a00cd4b6ca2301d74b6cd4e2 Author: Jakub Jelinek Date: Sa

[Bug tree-optimization/109583] [13/14 Regression] ICE in related_vector_mode, at stor-layout.cc:537 since r14-22-g2349e69125335d

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109583 --- Comment #3 from CVS Commits --- The releases/gcc-13 branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:9b6bf076c11cba0f9ccdace63e8b4044b1a858ea commit r13-7234-g9b6bf076c11cba0f9ccdace63e8b4044b1a858ea Author: Jakub Jelinek

[Bug c/109593] New: valgrind error doing build of latest gcc trunk

=valgrind \ --enable-languages=c,c++ I get: /home/dcb36/gcc/working/./gcc/xgcc -B/home/dcb36/gcc/working/./gcc/ -B/home/dcb36/gcc/results.20230422.valgrind/x86_64-pc-linux-gnu/bin/ -B/home/dcb36/gcc/results.20230422.valgrind/x86_64-pc-linux-gnu/lib/ -isystem /home/dcb36/gcc/results.20230422

[Bug sanitizer/109594] New: [14 Regression] ICE verify_gimple failed since r14-67-g2c800ed8d59cff with ASAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109594 Bug ID: 109594 Summary: [14 Regression] ICE verify_gimple failed since r14-67-g2c800ed8d59cff with ASAN Product: gcc Version: 14.0 Status: UNCONFIRMED Keywords

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

/home/dcb36/gcc/results/bin/gcc COLLECT_LTO_WRAPPER=/home/dcb36/gcc/results.20230422/libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../trunk.year/configure --prefix=/home/dcb36/gcc/results.20230422 --disable-multilib --disable-bootstrap --with-pkgve

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 Sam James changed: What|Removed |Added CC||aldyh at gcc dot gnu.org,

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109410 Sam James changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #2 from David Binderman --- (In reply to Sam James from comment #1) > Could you try bisect to speed up things? I think my last valgrind build, dated 20230311, with git hash 5de5e977aa0b653e was ok. That's a range of 416 commits. At

[Bug tree-optimization/109590] array-bounds does not warn about address 0x0 dereference

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109590 --- Comment #5 from Jonny Grant --- (In reply to Xi Ruoyao from comment #4) > (In reply to Jonny Grant from comment #2) > > (In reply to Andrew Pinski from comment #1) > > > There is -Wnull-dereference for this ... > > > > I agree. I set that -

[Bug target/95674] Unnecessary move when doing division-by-multiplication

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95674 Roger Sayle changed: What|Removed |Added Resolution|--- |FIXED Target Milestone|---

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #3 from David Binderman --- (In reply to David Binderman from comment #2) > That's a range of 416 commits. Attempting a bisect. Git range seems to be e6b050da8a4513ab..cbddd574a78529b9, which is 52 commits.

[Bug tree-optimization/109595] New: Missed upper bound on number of iterations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109595 Bug ID: 109595 Summary: Missed upper bound on number of iterations Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #4 from David Binderman --- (In reply to David Binderman from comment #3) > Git range seems to be e6b050da8a4513ab..cbddd574a78529b9, which is 52 > commits. Now downto 603fc926fee69ab3..10e481b154c5fc63, which is 13 commits.

[Bug bootstrap/109589] [14 regression] r14-35-g278f8f567b5470 breaks build with older gcc build compilers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109589 --- Comment #3 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:195270d28a534cc1f08478c6e0136f4fc13d247a commit r14-165-g195270d28a534cc1f08478c6e0136f4fc13d247a Author: Jakub Jelinek Date: Sa

[Bug testsuite/109572] new test case gcc.dg/vect/pr109011-4.c from r14-108-g705b0d2b62318b fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109572 --- Comment #1 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:7a0cbaf7f802df209840d78740ffc749dadd1ce3 commit r14-166-g7a0cbaf7f802df209840d78740ffc749dadd1ce3 Author: Jakub Jelinek Date: Sa

[Bug bootstrap/109589] [14 regression] r14-35-g278f8f567b5470 breaks build with older gcc build compilers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109589 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug testsuite/109572] new test case gcc.dg/vect/pr109011-4.c from r14-108-g705b0d2b62318b fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109572 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug fortran/109500] SIGABRT when calling a function that returns an unallocated value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109500 --- Comment #23 from CVS Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:eb385a4801c45a1c0574810b45fce9e712d34566 commit r14-167-geb385a4801c45a1c0574810b45fce9e712d34566 Author: Harald Anlauf Date: T

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #5 from Aldy Hernandez --- Huh. I'm gonna guess: commit 10e481b154c5fc63e6ce4b449ce86cecb87a6015 Author: Aldy Hernandez Date: Thu Jan 26 04:46:54 2023 +0100 Return true from operator== for two identical ranges containing NA

[Bug c/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #6 from David Binderman --- (In reply to Aldy Hernandez from comment #5) > Can you verify that's the commit? git bisect says: 10e481b154c5fc63e6ce4b449ce86cecb87a6015 is the first bad commit.

[Bug tree-optimization/109593] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 Andrew Pinski changed: What|Removed |Added Keywords||ice-on-valid-code Component|c

[Bug tree-optimization/109593] [14 Regression] valgrind error doing build of latest gcc trunk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 Andrew Pinski changed: What|Removed |Added Target Milestone|--- |14.0 Version|13.0

[Bug c++/103909] coroutines: co_yield of aggregate-initialized temporaries leads to segmentation faults.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103909 Steven Sun changed: What|Removed |Added CC||StevenSun2021 at hotmail dot com --- Comm

[Bug c++/107288] coroutines: Double-free of temporaries created in statement following co_await

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107288 Steven Sun changed: What|Removed |Added CC||StevenSun2021 at hotmail dot com --- Comm

[Bug c++/104384] coroutines: Heap corruption when initializing struct with co_await

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104384 Steven Sun changed: What|Removed |Added CC||StevenSun2021 at hotmail dot com --- Comm

[Bug target/54816] [avr] shift is better than widening mul

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54816 --- Comment #7 from CVS Commits --- The master branch has been updated by Roger Sayle : https://gcc.gnu.org/g:911db256258004b2eec9a0ca3fa47f9bcb5c5856 commit r14-168-g911db256258004b2eec9a0ca3fa47f9bcb5c5856 Author: Roger Sayle Date: Sat Apr

[Bug target/109317] -Os generates bigger code than -O2 on 32-bit ARM

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109317 --- Comment #2 from Pali Rohár --- Any idea what can be done with this?

[Bug c/66425] (void) cast doesn't suppress __attribute__((warn_unused_result))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66425 Andrew Church changed: What|Removed |Added CC||achurch+gcc at achurch dot org --- Comme

[Bug rtl-optimization/109585] Carla/sord miscompiled with -O2 on ARM64 with flexible array member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109585 Alexander Monakov changed: What|Removed |Added CC||amonakov at gcc dot gnu.org --- Com

[Bug testsuite/109596] New: [14 Regression] Lots of testcases fails on x86_64 after r14-162-gcda246f8b421ba

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109596 Bug ID: 109596 Summary: [14 Regression] Lots of testcases fails on x86_64 after r14-162-gcda246f8b421ba Product: gcc Version: 14.0 Status: UNCONFIRMED Severity

[Bug rtl-optimization/108707] suboptimal allocation with same memory op for many different instructions.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108707 --- Comment #7 from CVS Commits --- The master branch has been updated by hongtao Liu : https://gcc.gnu.org/g:0368d169492017cfab5622d38b15be94154d458c commit r14-172-g0368d169492017cfab5622d38b15be94154d458c Author: liuhongt Date: Wed Feb 8

[Bug rtl-optimization/109351] RA uses lowest cost for the mode of different reg_classes w/o considering hard_regno_mode_ok.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109351 Hongtao.liu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109410 --- Comment #11 from Sam James --- Broken for 13 again too: $ gcc -c -g -O1 ./gcc/testsuite/gcc.dg/pr109410.c ./gcc/testsuite/gcc.dg/pr109410.c: In function ‘foo’: ./gcc/testsuite/gcc.dg/pr109410.c:14:1: error: returns_twice call is not first i

[Bug c/109597] New: ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109597 Bug ID: 109597 Summary: ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c Product: gcc Versi

[Bug c/109598] New: ICE: tree check: expected array_type, have error_mark in array_ref_low_bound, at tree.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109598 Bug ID: 109598 Summary: ICE: tree check: expected array_type, have error_mark in array_ref_low_bound, at tree.cc Product: gcc Version: 13.0 Status: UNCONFIRMED

[Bug c/109597] ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109597 Andrew Pinski changed: What|Removed |Added Resolution|--- |DUPLICATE Status|UNCONFIRME

[Bug c/100532] ICE: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c:259

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100532 --- Comment #6 from Andrew Pinski --- *** Bug 109597 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109410 --- Comment #12 from Sam James --- Bisect gives a nonsensical result of r13-7156-g31eb8f18bbe646 with initial good as r13-7155-g51856718a82ce60f067910d9037ca255645b37eb and bad as releases/gcc-13. I've checked out r13-7155-g51856718a82ce60f0679

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109410 Andrew Pinski changed: What|Removed |Added Keywords||compare-debug-failure --- Comment #13 f

[Bug tree-optimization/109410] [13 Regression] ICE: verify_flow_info failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109410 --- Comment #14 from Andrew Pinski --- (In reply to Andrew Pinski from comment #13) > So the testcase gcc.dg/pr109410.c passes but if you add -g, the ICE will > show up still. > > This also means there will be some compare-debug failure too as

[Bug c/109599] New: Query for merging files in ar.exe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109599 Bug ID: 109599 Summary: Query for merging files in ar.exe Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c As

[Bug other/109599] Query for merging files in ar.exe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109599 Andrew Pinski changed: What|Removed |Added Resolution|--- |INVALID Component|c

[Bug other/109599] Query for merging files in ar.exe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109599 --- Comment #2 from Andrew Pinski --- Also if you asking where the comment: "GCC: (GNU) 11.3.1 20221227" comes from? Well we have no idea really. Also we don't support prebuilt GCC here. Please ask the place you got the binary from why it displ

[Bug other/109599] Query for merging files in ar.exe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109599 --- Comment #3 from Jamaika --- I'm not referring to the GCC 11.3.1 comment itself. I meant why the .a file automatically adds and compiles c files from the avx2 and sse2 directories that I have not added. I was surprised that ar.exe is not a gc

[Bug tree-optimization/109593] [14 Regression] Valgrind error doing build of latest gcc trunk since r14-32-g10e481b154c5fc63

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109593 --- Comment #8 from Aldy Hernandez --- Created attachment 54908 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=54908&action=edit untested patch Patch in testing. Does this fix the problem on the reporter's side?

[Bug other/109599] Query for merging files in ar.exe

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109599 --- Comment #4 from Andrew Pinski --- (In reply to Jamaika from comment #3) > I'm not referring to the GCC 11.3.1 comment itself. I meant why the .a file > automatically adds and compiles c files from the avx2 and sse2 directories > that I have