[Bug c/89161] Bogus -Wformat-overflow warning with value range known

2020-10-12 Thread sisyphus359 at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89161 sisyphus359 at gmail dot com changed: What|Removed |Added CC||sisyphus359 at gmail dot

[Bug c/97370] comedy of boolean errors for '!a & (b|c)'

2020-10-12 Thread eggert at gnu dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97370 Paul Eggert changed: What|Removed |Added CC||eggert at gnu dot org --- Comment #4 from

[Bug tree-optimization/97396] New: [11 Regression] ICE: Segmentation fault (in bounds_of_var_in_loop)

2020-10-12 Thread asolokha at gmx dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97396 Bug ID: 97396 Summary: [11 Regression] ICE: Segmentation fault (in bounds_of_var_in_loop) Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords:

[Bug rtl-optimization/97387] we are near 2021, add carry intrinsic still does the wrong thing and generates silly code.

2020-10-12 Thread euloanty at live dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97387 --- Comment #3 from fdlbxtqi --- (In reply to Hongtao.liu from comment #2) > Same issue as PR93990? many of them. It has been reported similar bugs since 2015.

[Bug rtl-optimization/97387] we are near 2021, add carry intrinsic still does the wrong thing and generates silly code.

2020-10-12 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97387 --- Comment #2 from Hongtao.liu --- Same issue as PR93990?

Are you going to fix the addcarry_u64 and subborrow_u64 bugs in the future?

2020-10-12 Thread sotrdg sotrdg via Gcc-bugs
The assembly GCC generates are just wrong, very wrong here. People have reported the similar bugs since 2015 over and over again but GCC still could not get it done right. Even MSVC is doing the right thing. If you are not going to fix them, okay, I will start to write assembly manually. I

[Bug rtl-optimization/97387] we are near 2021, add carry intrinsic still does the wrong thing and generates silly code.

2020-10-12 Thread euloanty at live dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97387 --- Comment #1 from fdlbxtqi --- All these instructions generated by GCC are very very wrong. https://gcc.godbolt.org/z/asMrKv

[Bug c++/97395] New: [11 Regression] ICE in update_binding, at cp/name-lookup.c:2504

2020-10-12 Thread asolokha at gmx dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97395 Bug ID: 97395 Summary: [11 Regression] ICE in update_binding, at cp/name-lookup.c:2504 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords:

[Bug middle-end/54771] scan-ipa-dump failure in gfortran.dg/pr48636.f90

2020-10-12 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54771 kargl at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug other/51678] 'make pdf' is broken in libiberty

2020-10-12 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51678 kargl at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug target/36062] -mpc32,-mpc64, and -mpc80 are not documented properly

2020-10-12 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36062 kargl at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[Bug target/18469] configure incorrectly defines gid_t

2020-10-12 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18469 Bug 18469 depends on bug 21481, which changed state. Bug 21481 Summary: crtstuff.c should not include auto-host.h https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21481 What|Removed |Added

[Bug bootstrap/21481] crtstuff.c should not include auto-host.h

2020-10-12 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21481 kargl at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |WONTFIX

[Bug analyzer/97394] Incorrect analyzer output for setjmp

2020-10-12 Thread mmorrell at tachyum dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97394 --- Comment #4 from Michael Morrell --- To run this, just use "gcc -fanalyzer -S -o /dev/null setjmp.c"

[Bug analyzer/97394] Incorrect analyzer output for setjmp

2020-10-12 Thread mmorrell at tachyum dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97394 --- Comment #2 from Michael Morrell --- Created attachment 49358 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49358=edit Expected output

[Bug analyzer/97394] Incorrect analyzer output for setjmp

2020-10-12 Thread mmorrell at tachyum dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97394 --- Comment #3 from Michael Morrell --- Created attachment 49359 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49359=edit Incorrect output

[Bug analyzer/97394] Incorrect analyzer output for setjmp

2020-10-12 Thread mmorrell at tachyum dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97394 --- Comment #1 from Michael Morrell --- Created attachment 49357 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49357=edit Source file

[Bug analyzer/97394] New: Incorrect analyzer output for setjmp

2020-10-12 Thread mmorrell at tachyum dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97394 Bug ID: 97394 Summary: Incorrect analyzer output for setjmp Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: analyzer

[Bug rtl-optimization/97249] Missing vec_select and subreg optimization

2020-10-12 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97249 --- Comment #6 from Hongtao.liu --- We all ready have bellow in simplify-rtx.c, it seems we can also handle such situation here. --- 3954 case VEC_SELECT: 3955 if (!VECTOR_MODE_P (mode)) 3956 { 3957 gcc_assert

[Bug target/96849] [11 Regression] ICE: in extract_insn, at recog.c:2294 (error: unrecognizable insn) since r11-2623

2020-10-12 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96849 --- Comment #4 from Hongtao.liu --- Fixed in GCC11 by https://gcc.gnu.org/g:1aa71af09350b9ff4d2fad88a440b682545682ec commit r11-2947-g1aa71af09350b9ff4d2fad88a440b682545682ec Author: liuhongt Date: Tue Aug 11 11:05:40 2020 +0800 Refine

[Bug middle-end/97393] New: missing -Walloca-larger-than on an excessive range

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97393 Bug ID: 97393 Summary: missing -Walloca-larger-than on an excessive range Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug tree-optimization/97360] [11 Regression] ICE in range_on_exit

2020-10-12 Thread amodra at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97360 Alan Modra changed: What|Removed |Added CC||bergner at gcc dot gnu.org,

[Bug middle-end/97392] New: [11 regression] g++.dg/asan/asan_test.C compilation failure starting with r11-3827

2020-10-12 Thread seurer at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97392 Bug ID: 97392 Summary: [11 regression] g++.dg/asan/asan_test.C compilation failure starting with r11-3827 Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug analyzer/97258] -fanalyze fails to analyze static callbacks

2020-10-12 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97258 David Malcolm changed: What|Removed |Added Resolution|--- |FIXED Status|UNCONFIRMED

[Bug analyzer/97258] -fanalyze fails to analyze static callbacks

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97258 --- Comment #1 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:af66094d037793773eb8a49597866457f2f6a104 commit r11-3840-gaf66094d037793773eb8a49597866457f2f6a104 Author: David Malcolm Date:

[Bug middle-end/97391] [11 Regression] bogus -Warray-bounds accessing a multidimensional array parameter

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97391 Martin Sebor changed: What|Removed |Added Blocks||56456 Assignee|unassigned at

[Bug middle-end/97391] New: [11 Regression] bogus -Warray-bounds accessing a multidimensional array parameter

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97391 Bug ID: 97391 Summary: [11 Regression] bogus -Warray-bounds accessing a multidimensional array parameter Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug ipa/97389] [11 Regression] Segfault in tramp3d since r11-3825-g71dbabccbfb295c8

2020-10-12 Thread hubicka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97389 Jan Hubicka changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug fortran/97390] New: Error compiling acc data present

2020-10-12 Thread afernandez at odyhpc dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97390 Bug ID: 97390 Summary: Error compiling acc data present Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran

[Bug tree-optimization/97386] [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value

2020-10-12 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97386 --- Comment #3 from Jakub Jelinek --- The actual bug is much older though, as shown e.g. on __attribute__((noipa)) unsigned foo (int x) { unsigned long long a = (0x8000ULL << x) | (0x8000ULL >> (64 - x)); unsigned int

[Bug tree-optimization/97386] [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value

2020-10-12 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97386 --- Comment #2 from Jakub Jelinek --- Created attachment 49355 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49355=edit gcc11-pr97386.patch Untested fix.

[Bug ipa/97389] [11 Regression] Segfault in tramp3d since r11-3825-g71dbabccbfb295c8

2020-10-12 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97389 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug ipa/97389] New: [11 Regression] Segfault in tramp3d since r11-3825-g71dbabccbfb295c8

2020-10-12 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97389 Bug ID: 97389 Summary: [11 Regression] Segfault in tramp3d since r11-3825-g71dbabccbfb295c8 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: wrong-code

[Bug c/97370] comedy of boolean errors for '!a & (b|c)'

2020-10-12 Thread harald at gigawatt dot nl via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97370 --- Comment #3 from Harald van Dijk --- (In reply to eggert from comment #2) > That's so unlikely as to not be worth worrying about. See PR 7543 for the history of that warning. > And even if it were > more likely, the same argument would

[Bug c++/97388] constexpr evaluator incorrectly claims double delete with function parameter

2020-10-12 Thread david at doublewise dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97388 --- Comment #2 from David Stone --- That is what seems to be happening here. It looks like by-value function parameters have all modifications rolled back before the object is destroyed. The following code is also erroneously rejected: ```

[Bug tree-optimization/97381] [11 Regression] ice error: invalid types in nop conversion

2020-10-12 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97381 Aldy Hernandez changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug tree-optimization/97381] [11 Regression] ice error: invalid types in nop conversion

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97381 --- Comment #6 from CVS Commits --- The master branch has been updated by Aldy Hernandez : https://gcc.gnu.org/g:46f4a397ab0907ce5786e1f0b92030a73e8b89ef commit r11-3836-g46f4a397ab0907ce5786e1f0b92030a73e8b89ef Author: Andrew MacLeod Date:

[Bug tree-optimization/97386] [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value

2020-10-12 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97386 Jakub Jelinek changed: What|Removed |Added Target Milestone|--- |8.5 Status|UNCONFIRMED

[Bug c++/97388] constexpr evaluator incorrectly claims double delete with function parameter

2020-10-12 Thread david at doublewise dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97388 David Stone changed: What|Removed |Added CC||david at doublewise dot net --- Comment

[Bug libstdc++/95322] std::list | take | transform, expression does not work cbegin() == end()

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95322 --- Comment #17 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:e066821b6f6b7332c7a67981f7b33c9ba0ccaee7 commit r11-3834-ge066821b6f6b7332c7a67981f7b33c9ba0ccaee7 Author: Patrick Palka Date:

[Bug c++/97388] New: constexpr evaluator incorrectly claims double delete with function parameter

2020-10-12 Thread david at doublewise dot net via Gcc-bugs
t(test(S())); | ^ In file included from /opt/compiler-explorer/gcc-trunk-20201012/include/c++/11.0.0/memory:64, from :1: :28:25: in 'constexpr' expansion of '(&)->S::~S()' :17:36: in 'constexpr' expansion of 'std::allocator().std::allocator:

[Bug tree-optimization/97381] [11 Regression] ice error: invalid types in nop conversion

2020-10-12 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97381 --- Comment #5 from Aldy Hernandez --- Created attachment 49354 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49354=edit propsed patch in testing

[Bug tree-optimization/97381] [11 Regression] ice error: invalid types in nop conversion

2020-10-12 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97381 Bug 97381 depends on bug 97378, which changed state. Bug 97378 Summary: [11 Regression] ICE in tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 since r11-3685-gfcae5121154d1c33

[Bug tree-optimization/97378] [11 Regression] ICE in tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 since r11-3685-gfcae5121154d1c

2020-10-12 Thread aldyh at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97378 Aldy Hernandez changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/97357] [10 Regression] Unable to coalesce ssa_names which are marked as MUST COALESCE.

2020-10-12 Thread qinzhao at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97357 --- Comment #9 from qinzhao at gcc dot gnu.org --- with the patch, all the C modules in our application that failed with this bug passed without any issue.

[Bug tree-optimization/97378] [11 Regression] ICE in tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in useless_type_conversion_p, at gimple-expr.c:87 since r11-3685-gfcae5121154d1c

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97378 --- Comment #4 from CVS Commits --- The master branch has been updated by Aldy Hernandez : https://gcc.gnu.org/g:82118acc18e416b9c82c82ce7737f5e6246d6574 commit r11-3830-g82118acc18e416b9c82c82ce7737f5e6246d6574 Author: Aldy Hernandez Date:

[Bug target/97349] Incorrect types for some AArch64 Neon vdupq_n_<...> intrinsics

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97349 --- Comment #4 from CVS Commits --- The releases/gcc-10 branch has been updated by Kyrylo Tkachov : https://gcc.gnu.org/g:ce33401ac31248933a58b8b47c0ca3813b614381 commit r10-8882-gce33401ac31248933a58b8b47c0ca3813b614381 Author: Kyrylo Tkachov

[Bug tree-optimization/53947] [meta-bug] vectorizer missed-optimizations

2020-10-12 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 96757, which changed state. Bug 96757 Summary: aarch64:ICE during GIMPLE pass: vect https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96757 What|Removed |Added

[Bug tree-optimization/96757] aarch64:ICE during GIMPLE pass: vect

2020-10-12 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96757 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug analyzer/95007] RFE: -fanalyzer should complain about writes to string literals

2020-10-12 Thread dmalcolm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95007 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/83347] write pointer to const string possible without warning

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83347 --- Comment #5 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:3175d40fc52fb8eb3c3b18cc343d773da24434fb commit r11-3829-g3175d40fc52fb8eb3c3b18cc343d773da24434fb Author: David Malcolm Date:

[Bug analyzer/95007] RFE: -fanalyzer should complain about writes to string literals

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95007 --- Comment #3 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:3175d40fc52fb8eb3c3b18cc343d773da24434fb commit r11-3829-g3175d40fc52fb8eb3c3b18cc343d773da24434fb Author: David Malcolm Date:

[Bug middle-end/90404] No warning on attempts to modify a const object

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90404 --- Comment #7 from CVS Commits --- The master branch has been updated by David Malcolm : https://gcc.gnu.org/g:3175d40fc52fb8eb3c3b18cc343d773da24434fb commit r11-3829-g3175d40fc52fb8eb3c3b18cc343d773da24434fb Author: David Malcolm Date:

[Bug c++/97201] [11 Regression] ICE in location_wrapper_p at gcc/gcc/tree.h:4002 since r11-3410-g67aeddb785ddcc86

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97201 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug tree-optimization/97201] [11 Regression] ICE in location_wrapper_p at gcc/gcc/tree.h:4002 since r11-3410-g67aeddb785ddcc86

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97201 --- Comment #5 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:1be51a3a9ac3409561223c8058d4943f9b574d15 commit r11-3828-g1be51a3a9ac3409561223c8058d4943f9b574d15 Author: Martin Sebor Date: Mon

[Bug rtl-optimization/97387] New: we are near 2021, add carry intrinsic still does the wrong thing and generates silly code.

2020-10-12 Thread euloanty at live dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97387 Bug ID: 97387 Summary: we are near 2021, add carry intrinsic still does the wrong thing and generates silly code. Product: gcc Version: 11.0 Status: UNCONFIRMED

[Bug target/97203] [nvptx] 'illegal memory access was encountered' with 'omp simd'/SIMT and cexpf call

2020-10-12 Thread amonakov at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97203 --- Comment #11 from Alexander Monakov --- Yes, that.

[Bug tree-optimization/88443] [meta-bug] bogus/missing -Wstringop-overflow warnings

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 Bug 88443 depends on bug 96384, which changed state. Bug 96384 Summary: [11 Regression] bogus -Wstringop-overflow= storing into multidimensional array with index in range https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96384 What

[Bug middle-end/97342] [11 Regression] bogus -Wstringop-overflow with nonzero signed and unsigned offsets

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97342 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/88443] [meta-bug] bogus/missing -Wstringop-overflow warnings

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 Bug 88443 depends on bug 97342, which changed state. Bug 97342 Summary: [11 Regression] bogus -Wstringop-overflow with nonzero signed and unsigned offsets https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97342 What|Removed

[Bug middle-end/96384] [11 Regression] bogus -Wstringop-overflow= storing into multidimensional array with index in range

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96384 Martin Sebor changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug middle-end/97023] missing warning on buffer overflow in chained mempcpy

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97023 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/88443] [meta-bug] bogus/missing -Wstringop-overflow warnings

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88443 Bug 88443 depends on bug 97023, which changed state. Bug 97023 Summary: missing warning on buffer overflow in chained mempcpy https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97023 What|Removed |Added

[Bug target/97203] [nvptx] 'illegal memory access was encountered' with 'omp simd'/SIMT and cexpf call

2020-10-12 Thread vries at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97203 --- Comment #10 from Tom de Vries --- (In reply to Alexander Monakov from comment #8) > No, -msoft-stack-reserve-local is really meant to be in bytes: it may not > exceed the amount of .local memory reserved by CUDA driver (which is just > 1-2

[Bug c++/96511] Incorrect placement-new warning

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96511 Martin Sebor changed: What|Removed |Added Known to fail|11.0| --- Comment #4 from Martin Sebor ---

[Bug c++/96511] Incorrect placement-new warning

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96511 --- Comment #3 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:de05c19d5fd661ae16dd75a895b49d32d12f5edc commit r11-3826-gde05c19d5fd661ae16dd75a895b49d32d12f5edc Author: Martin Sebor Date: Fri

[Bug middle-end/96384] [11 Regression] bogus -Wstringop-overflow= storing into multidimensional array with index in range

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96384 --- Comment #4 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:83685efd5fd1623cfc4e4c435ce2773d95d458d1 commit r11-3827-g83685efd5fd1623cfc4e4c435ce2773d95d458d1 Author: Martin Sebor Date: Fri

[Bug middle-end/97023] missing warning on buffer overflow in chained mempcpy

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97023 --- Comment #3 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:83685efd5fd1623cfc4e4c435ce2773d95d458d1 commit r11-3827-g83685efd5fd1623cfc4e4c435ce2773d95d458d1 Author: Martin Sebor Date: Fri

[Bug middle-end/96384] [11 Regression] bogus -Wstringop-overflow= storing into multidimensional array with index in range

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96384 --- Comment #3 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:de05c19d5fd661ae16dd75a895b49d32d12f5edc commit r11-3826-gde05c19d5fd661ae16dd75a895b49d32d12f5edc Author: Martin Sebor Date: Fri

[Bug middle-end/97342] [11 Regression] bogus -Wstringop-overflow with nonzero signed and unsigned offsets

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97342 --- Comment #2 from CVS Commits --- The master branch has been updated by Martin Sebor : https://gcc.gnu.org/g:83685efd5fd1623cfc4e4c435ce2773d95d458d1 commit r11-3827-g83685efd5fd1623cfc4e4c435ce2773d95d458d1 Author: Martin Sebor Date: Fri

[Bug rtl-optimization/97249] Missing vec_select and subreg optimization

2020-10-12 Thread segher at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97249 --- Comment #5 from Segher Boessenkool --- (In reply to Richard Biener from comment #3) > Guess you want to figure what built the (vec_select:V8QI (V16QI)) and if > it was appropriately simplified (and simplify_rtx would handle this case). > In

[Bug middle-end/97342] [11 Regression] bogus -Wstringop-overflow with nonzero signed and unsigned offsets

2020-10-12 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97342 Martin Sebor changed: What|Removed |Added Last reconfirmed||2020-10-12

[Bug tree-optimization/97386] New: [8/9/10/11 Regression] wrong code with __builtin_bswap16() of rotated 64bit value

2020-10-12 Thread zsojka at seznam dot cz via Gcc-bugs
-pc-linux-gnu-ld --with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch --prefix=/repo/gcc-trunk//binary-trunk-r11-3806-20201012001625-g2baa36d4911-checking-yes-rtl-df-extra-amd64 Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 11.0.0 20201012 (experimental) (GCC)

[Bug target/97385] [nvptx, docs] -msoft-stack-reserve-local= missing documentation

2020-10-12 Thread burnus at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97385 Tobias Burnus changed: What|Removed |Added Keywords||documentation --- Comment #1 from

[Bug target/97385] New: [nvptx, docs] -msoft-stack-reserve-local= missing documentation

2020-10-12 Thread vries at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97385 Bug ID: 97385 Summary: [nvptx, docs] -msoft-stack-reserve-local= missing documentation Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: trivial

[Bug libgomp/97384] New: [libgomp, nvptx] Handle -msoft-stack-reserve-local= overflow in plugin

2020-10-12 Thread vries at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97384 Bug ID: 97384 Summary: [libgomp, nvptx] Handle -msoft-stack-reserve-local= overflow in plugin Product: gcc Version: 11.0 Status: UNCONFIRMED Severity:

[Bug bootstrap/97355] [11 Regression] Bootstrap comparison failure!

2020-10-12 Thread danglin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97355 --- Comment #3 from John David Anglin --- Current bisect status: git bisect start # bad: [1c56c143b2011080d8a4516f37f78f647b0ee258] c++: Fix member alias template in C++17 and up. [PR96805] git bisect bad 1c56c143b2011080d8a4516f37f78f647b0ee258

[Bug target/97323] [10/11 Regression] ICE 'verify_type' failed on arm-linux-gnueabihf

2020-10-12 Thread doko at debian dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97323 --- Comment #4 from Matthias Klose --- this started with a regression hunt in-between with GCC 9 and GCC 10. However the test case with a compiler configured with the extra and rtl checking already produces this ICE with 2018-01-01 and

[Bug middle-end/97357] [10 Regression] Unable to coalesce ssa_names which are marked as MUST COALESCE.

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97357 --- Comment #8 from CVS Commits --- The releases/gcc-10 branch has been updated by Christophe Lyon : https://gcc.gnu.org/g:124b4630636974638dfab057bb96f91bb7ee40eb commit r10-8881-g124b4630636974638dfab057bb96f91bb7ee40eb Author: Christophe

[Bug middle-end/97357] [10 Regression] Unable to coalesce ssa_names which are marked as MUST COALESCE.

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97357 --- Comment #7 from CVS Commits --- The master branch has been updated by Christophe Lyon : https://gcc.gnu.org/g:f10f11eb63b0ed082674d9a589e67230aa49efb5 commit r11-3824-gf10f11eb63b0ed082674d9a589e67230aa49efb5 Author: Christophe Lyon Date:

[Bug tree-optimization/97382] STMT_VINFO_SAME_ALIGN_REFS should go away

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97382 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Ever confirmed|0

[Bug c++/97383] New: Consider special asing diagnostics for customization point objects

2020-10-12 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97383 Bug ID: 97383 Summary: Consider special asing diagnostics for customization point objects Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: diagnostic

[Bug tree-optimization/97382] New: STMT_VINFO_SAME_ALIGN_REFS should go away

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97382 Bug ID: 97382 Summary: STMT_VINFO_SAME_ALIGN_REFS should go away Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/97079] [11 Regression] aarch64, SVE: ICE in SLP recognizer since r11-3148-g8d3767c30240c901a493d82d9d20f306b2f0152d

2020-10-12 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97079 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/97079] [11 Regression] aarch64, SVE: ICE in SLP recognizer since r11-3148-g8d3767c30240c901a493d82d9d20f306b2f0152d

2020-10-12 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97079 --- Comment #8 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:bd28b730cf35dbeeb2b26aa173971630ca9e commit r11-3821-gbd28b730cf35dbeeb2b26aa173971630ca9e Author: Martin Liska Date: Mon

[Bug tree-optimization/97343] AVX2 vectorizer generates extremely strange and slow code for AoSoA complex dot product

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97343 --- Comment #3 from Richard Biener --- (In reply to Michael_S from comment #2) > (In reply to Richard Biener from comment #1) > > All below for Part 2. > > > > Without -ffast-math you are seeing GCC using in-order reductions now while > > with

[Bug target/97203] [nvptx] 'illegal memory access was encountered' with 'omp simd'/SIMT and cexpf call

2020-10-12 Thread vries at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97203 --- Comment #9 from Tom de Vries --- (In reply to Tom de Vries from comment #2) > Minimal version (without inlining sinf code from newlib): > ... > /* { dg-additional-options "-lm -foffload=-lm" } */ > > #define N 1 > > int > main (void) { >

[Bug tree-optimization/95825] [8/9/10/11 Regression] boost::optional -Wuninitialized

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95825 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug target/95798] [10/11 Regression] Initialization code --- suboptimal

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95798 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug ipa/95859] [10/11 regression] Statically true asserts not recognized as such with -O2, but with -O1, -Og, -O3

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95859 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug fortran/95879] [10/11 Regression] ICE in gfc_resolve_formal_arglist, at fortran/resolve.c:313

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95879 Richard Biener changed: What|Removed |Added Priority|P3 |P4

[Bug c++/95870] [8/9/10/11 Regression] ICE (segmentation fault) in most_general_template(), in gcc/cp/pt.c

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95870 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/95888] [9/10/11 Regression] Regression in 9.3. GCC freezes when compiling code using boost::poly_collection::segment

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95888 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/95942] [11 regression] offsetof on an array: error: 'e' is not a constant expression

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95942 Richard Biener changed: What|Removed |Added Version|10.1.0 |11.0 Priority|P3

[Bug libstdc++/96029] [8/9/10/11 Regression] Inconsistencies with associative/unordered containers

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96029 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/96078] [10/11 Regression] flatten attribute on constructor and destructor causes spurious warning

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96078 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug target/96263] [10/11 Regression] ICE: in lra_assign, at lra-assigns.c:1648 with -O -flive-range-shrinkage -fnon-call-exceptions -msse4 --param=max-sched-ready-insns=1 since r10-4373-gc265dfbf748e

2020-10-12 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96263 --- Comment #5 from Martin Liška --- Fixed on master with r11-2577-g229752afe3156a39.

[Bug target/96166] [10/11 Regression] -O3/-ftree-slp-vectorize turns ROL into a mess

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96166 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug c++/96137] [11 Regression] GCC hang on in invalid function definition

2020-10-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96137 Richard Biener changed: What|Removed |Added Priority|P3 |P1

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