[Bug tree-optimization/104196] [12 Regression] wrong code at -O2 and above on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104196 Serge Belyshev changed: What|Removed |Added CC||belyshev at depni dot sinp.msu.ru

[Bug libgomp/66005] libgomp make check time is excessive

||belyshev at depni dot sinp.msu.ru Ever confirmed|0 |1 Last reconfirmed||2022-01-21 --- Comment #1 from Serge Belyshev --- Confirmed, affects testing via qemu even on modern hardware. On 32 thread amd64 zen3 box testsuite

[Bug middle-end/104140] [12 Regression] ICE verify_gimple failed: type mismatch in binary expression since r12-6434-g0752c75536e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104140 Serge Belyshev changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/104140] New: [12 Regression] ICE verify_gimple failed: type mismatch in binary expression since r12-6434-g0752c75536e

Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru Target Milestone: --- $ cat bug.c int x; unsigned u, v; void f (void) { long long

[Bug debug/99090] gsplit-dwarf broken on riscv64-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99090 Bug 99090 depends on bug 91602, which changed state. Bug 91602 Summary: GCC fails to build for riscv in a combined tree due to misconfigured leb128 support https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91602 What|Removed

[Bug target/91602] GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91602 Serge Belyshev changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/91602] GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91602 Serge Belyshev changed: What|Removed |Added Keywords||patch --- Comment #15 from Serge Belysh

[Bug target/91602] GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

at gcc dot gnu.org |belyshev at depni dot sinp.msu.ru --- Comment #12 from Serge Belyshev --- Testing a patch that removes in-tree gas version checks along with resulting dead code.

[Bug libstdc++/100017] [11/12 regression] error: 'fenv_t' has not been declared in '::' -- cross toolchain fails to build

:00 |2021-6-13 Host|x86_64-w64-mingw32 | CC||belyshev at depni dot sinp.msu.ru Target|x86_64-w64-mingw32 | Known to fail||11.1.1, 12.0 Summary|error

[Bug middle-end/91433] Performance Regression when upgrading from 8.3.0 to 9.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91433 Serge Belyshev changed: What|Removed |Added CC||belyshev at depni dot sinp.msu.ru

[Bug target/91602] GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91602 --- Comment #7 from Serge Belyshev --- (In reply to Jim Wilson from comment #5) > When you build packages separately, each package after the first uses > feature tests to configure itself appropriately to use the earlier packages. > When you use

[Bug bootstrap/91602] New: GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

Keywords: build, easyhack Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru Target Milestone: --- Target: riscv*-*-* gcc_GAS_CHECK_FEATURE enables leb128

[Bug tree-optimization/91403] GCC fails with ICE.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91403 Serge Belyshev changed: What|Removed |Added CC||belyshev at depni dot sinp.msu.ru

[Bug tree-optimization/91178] [9 Regression] Infinite recursion in split_constant_offset in slp after r260289

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91178 --- Comment #16 from Serge Belyshev --- (In reply to Vsevolod Livinskiy from comment #15) > I don't know if it is the same error or not, but the reproducer looks > similar. This one is different. It does not fail for me with -O3 -march=skylake-

[Bug tree-optimization/91178] [9/10 Regression] Infinite recursion in split_constant_offset in slp after r260289

||2019-07-16 CC||belyshev at depni dot sinp.msu.ru Summary|GCC fails with internal |[9/10 Regression] Infinite |compiler error. |recursion in

[Bug d/89177] unaligned memory access in libphobos

||belyshev at depni dot sinp.msu.ru Resolution|--- |FIXED Target Milestone|--- |9.0 --- Comment #8 from Serge Belyshev --- Fixed in trunk.

[Bug bootstrap/89829] incorrect profile data is used during profiledbootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89829 --- Comment #2 from Serge Belyshev --- On the other hand, benchmarking shows that better training brings no advantage. Or rather, slight measurable regression is apparent: option| training dataset| benchmark | compiler

[Bug target/30810] top-level BOOT_CFLAGS not being used for bootstrapping

||belyshev at depni dot sinp.msu.ru Resolution|--- |WORKSFORME --- Comment #8 from Serge Belyshev --- Works as documented in https://gcc.gnu.org/install/build.html . Although documentation could be improved and various *FLAGS should be

[Bug target/38177] Internal compiler error during gcc build with -march=amdfam10

||belyshev at depni dot sinp.msu.ru Known to work|| Resolution|--- |WORKSFORME --- Comment #8 from Serge Belyshev --- This report is bitrotten by now, 4.3 is no longer maintained.

[Bug other/89829] New: incorrect profile data is used during profiledbootstrap

Priority: P3 Component: other Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru CC: marxin at gcc dot gnu.org Target Milestone: --- Looking at the *.gcda timestamps, I noticed that incorrect data (the one from stageprofile

[Bug bootstrap/59528] Profiledbootstrap should use stage1 compiler during stagefeedback

||belyshev at depni dot sinp.msu.ru Resolution|--- |FIXED Target Milestone|--- |8.0 --- Comment #4 from Serge Belyshev --- (In reply to Richard Biener from comment #1) > Can you point to a version where we did t

[Bug bootstrap/61448] ice on profiledbootstrap with -O2 -flto -fuse-linker-plugin

||belyshev at depni dot sinp.msu.ru Resolution|--- |WORKSFORME --- Comment #1 from Serge Belyshev --- This bug was never confirmed, but the similar configuration (--enable-checking=release --with-arch=native --with-build-config=bootstrap-lto

[Bug middle-end/89790] New: [9 Regression] ICE segfault in operand_equal_p() at fold-const.c:3000 with -Wduplicated-cond since r269838

: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru CC: rguenth at gcc dot gnu.org Target Milestone

[Bug c/88928] New: [9 Regression] ICE segfault in check_address_or_pointer_of_packed_member since r268075

: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru CC: hjl.tools at gmail dot com Target Milestone

[Bug middle-end/86864] New: [9 Regression] ICE in commit_one_edge_insertion, at cfgrtl.c:2025 since r261795

: ice-on-valid-code Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru CC: marxin at gcc dot gnu.org Target Milestone: --- r261795 caused the

[Bug target/86770] New: UNRESOLVED: 30_threads/call_once/call_once1.cc compilation failed to produce executable

Keywords: link-failure Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru Target Milestone: --- Target: riscv64-unknown-linux-gnu Everything under 30_threads

[Bug rtl-optimization/67396] [5 regression] Performance regression compiling variadic function with many arguments in RTL DSE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67396 Serge Belyshev changed: What|Removed |Added CC||belyshev at depni dot sinp.msu.ru

[Bug bootstrap/84856] Bootstrap failure on riscv: comparison of integer expressions of different signedness

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84856 Serge Belyshev changed: What|Removed |Added CC||wilson at gcc dot gnu.org --- Comment #

[Bug bootstrap/84856] New: Bootstrap failure on riscv: comparison of integer expressions of different signedness

Severity: normal Priority: P3 Component: bootstrap Assignee: unassigned at gcc dot gnu.org Reporter: belyshev at depni dot sinp.msu.ru Target Milestone: --- Target: riscv*-*-* On RISC-V STACK_BOUNDARY and BIGGEST_ALIGNMENT are defined to an

[Bug other/53413] New: md5_process_block() produces incorrect result with large block sizes

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53413 Bug #: 53413 Summary: md5_process_block() produces incorrect result with large block sizes Classification: Unclassified Product: gcc Version: 4.7.0 URL: http://sou

[Bug middle-end/51071] New: [4.7 Regression] ICE in gimple_has_side_effects, at gimple.c:2513

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51071 Bug #: 51071 Summary: [4.7 Regression] ICE in gimple_has_side_effects, at gimple.c:2513 Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED

[Bug target/22553] [4.4/4.5/4.6/4.7 regression] ICE building libstdc++

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22553 --- Comment #19 from Serge Belyshev 2011-11-08 09:10:22 UTC --- Note that both original testcase and its fully reduced variants are flakey, so one needs to check against all intermediate ones generated by delta. Anyway, with the workaround from

[Bug c/22065] -fdump-tree-original causes static function to emitted with the same name

||belyshev at depni dot ||sinp.msu.ru Resolution||FIXED Known to fail|| --- Comment #10 from Serge Belyshev 2011-11-07 19:31:45 UTC --- Fixed at some point between

[Bug target/20634] code fails to compile/code generation issue with -funit-at-a-time

||belyshev at depni dot ||sinp.msu.ru Known to work||4.5.0 Resolution||FIXED Target Milestone|--- |4.5.0 Known to fail

[Bug middle-end/51010] New: [4.7 Regression] bad diagnostics: #'ssa_name' not supported by pp_c_expression#]'

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51010 Bug #: 51010 Summary: [4.7 Regression] bad diagnostics: #'ssa_name' not supported by pp_c_expression#]' Classification: Unclassified Product: gcc Version: 4.7.0 Statu

[Bug middle-end/42636] warning: ‘line[0]’ may be used uninitialized in this function

|UNCONFIRMED |RESOLVED CC||belyshev at depni dot ||sinp.msu.ru Known to work||4.2.0, 4.6.0 Resolution||FIXED Target Milestone

[Bug middle-end/50913] [4.7 Regression] ICE in scan_tree_for_params_right_scev, at graphite-sese-to-poly.c:633 compiling libgfortran with -floop-interchange -m32

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50913 Serge Belyshev changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment #

[Bug middle-end/50913] [4.7 Regression] ICE in scan_tree_for_params_right_scev, at graphite-sese-to-poly.c:633 compiling libgfortran with -floop-interchange -m32

|UNCONFIRMED |NEW Keywords||ice-on-valid-code Last reconfirmed||2011-11-07 CC||belyshev at depni dot ||sinp.msu.ru

[Bug middle-end/50966] New: [4.4/4.5/4.6/4.7 Regression] Missing 'is used uninitialized' warning (struct pointer dereference)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50966 Bug #: 50966 Summary: [4.4/4.5/4.6/4.7 Regression] Missing 'is used uninitialized' warning (struct pointer dereference) Classification: Unclassified Product: gcc Version: 4.7.0

[Bug c/26567] ICE in c_lex_with_flags, at c-lex.c:472 with cc1 -C (without -E)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26567 Serge Belyshev changed: What|Removed |Added Status|NEW |RESOLVED URL|

[Bug middle-end/50907] [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907 Serge Belyshev changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug libgcj/35367] Linux x86 build (with --enable-targets=all, so also building with cross-to-x64 multilib configuration) fails in libjava (prims.cc)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35367 --- Comment #3 from Serge Belyshev 2011-10-29 06:55:58 UTC --- Created attachment 25657 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25657 taken from debian's config-ml.diff Similar bug in libffi (misdetection of target when using --enabl

[Bug middle-end/50907] New: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50907 Bug #: 50907 Summary: [4.7 Regression] EDGE_CROSSING incorrectly set across same section with -freorder-blocks-and-partition -fPIC -fprofile-use Classification: Unclassified

[Bug middle-end/50890] New: [4.7 Regression] ICE in fold_convert_loc, at fold-const.c:1894

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50890 Bug #: 50890 Summary: [4.7 Regression] ICE in fold_convert_loc, at fold-const.c:1894 Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED

[Bug middle-end/50823] [4.7 Regression] ICE in inline_small_functions, at ipa-inline.c:1407

||belyshev at depni dot ||sinp.msu.ru --- Comment #7 from Serge Belyshev 2011-10-27 21:42:38 UTC --- Slightly smaller testcase, fails with -O2 -finline-functions: int k1, k2, k3, k4, k5, k6, k7, k8; void set_first_insn (int

[Bug tree-optimization/50850] [4.7 Regression] verify_ssa failed

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50850 Serge Belyshev changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug tree-optimization/50763] [4.7 Regression] ICE: verify_gimple failed: missing PHI def with -ftree-tail-merge

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50763 Serge Belyshev changed: What|Removed |Added CC||maxdeliso at gmail dot com --- Comment #

[Bug middle-end/50867] [4.7 Regression] LTO bootstrap failed with bootstrap-profiled

||belyshev at depni dot ||sinp.msu.ru Resolution||DUPLICATE --- Comment #2 from Serge Belyshev 2011-10-26 00:15:02 UTC --- Dup of bug 50763, proposed fix: http://gcc.gnu.org/bugzilla/show_bug.cgi

[Bug tree-optimization/50763] [4.7 Regression] ICE: verify_gimple failed: missing PHI def with -ftree-tail-merge

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50763 Serge Belyshev changed: What|Removed |Added CC||hjl.tools at gmail dot com --- Comment #

[Bug tree-optimization/50850] [4.7 Regression] verify_ssa failed

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50850 --- Comment #1 from Serge Belyshev 2011-10-24 17:57:09 UTC --- Most likely dup of bug 50763 (see if reverting r180341 or applying patch from http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50763#c12 helps).

[Bug tree-optimization/50763] [4.7 Regression] ICE: verify_gimple failed: missing PHI def with -ftree-tail-merge

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50763 Serge Belyshev changed: What|Removed |Added CC||belyshev at depni dot

[Bug bootstrap/50709] [4.7 Regression] stage3 bootstrap comparison failure with --disable-checking config option

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50709 Serge Belyshev changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug bootstrap/49242] Bootstrap comparison failure

||belyshev at depni dot ||sinp.msu.ru --- Comment #3 from Serge Belyshev 2011-10-13 19:00:32 UTC --- May be related to bug 50709. Michael, did you use --disable-checking configure option?

[Bug bootstrap/50709] stage3 bootstrap comparison failure with --disable-checking config option

| CC||belyshev at depni dot ||sinp.msu.ru Blocks||49740, 49246 Summary|stage3 bootstrap comparison |stage3 bootstrap comparison

[Bug target/47230] [4.6 Regression] gcc fails to bootstrap on alpha in stage2 with "relocation truncated to fit: GPREL16 against ..."

|RESOLVED|REOPENED Last reconfirmed|2011-01-09 13:11:00 |2011-03-07 19:05 CC||belyshev at depni dot ||sinp.msu.ru Component|bootstrap |target

[Bug ada/44431] [boot with C++] Conflicting exit declaration in ada/b_gnatb.c

:16:14 |2011-03-07 8:47 CC||belyshev at depni dot ||sinp.msu.ru --- Comment #5 from Serge Belyshev 2011-03-07 08:51:30 UTC --- Still fails the same way.

[Bug target/12639] long double comparison is broken

|RESOLVED CC||belyshev at depni dot ||sinp.msu.ru Known to work||4.2.4, 4.3.5, 4.4.5, 4.5.2 Resolution||FIXED

[Bug target/44290] [4.5 regression] __naked attribute is broken

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44290 Serge Belyshev changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug target/44290] [4.5 regression] __naked attribute is broken

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44290 Serge Belyshev changed: What|Removed |Added Status|WAITING |NEW Last reconfirmed|2010-05-29 11:42:

[Bug target/44290] [4.5 regression] __naked attribute is broken

|WAITING CC||belyshev at depni dot ||sinp.msu.ru Known to work||4.6.0 Summary|[4.5 only] __naked |[4.5 regression] __naked