[Bug sanitizer/108845] Unnecessary signed integer overflow checks

> void main () > { > int a; > >[local count: 118111600]: > >[local count: 955630225]: > # a_5 = PHI > a_3 = .UBSAN_CHECK_ADD (a_5, 1); > if (a_3 != 2) > goto ; [89.00%] > else > goto ; [11.00%] > >[local count: 1181116

[Bug ipa/107931] [12/13 Regression] -Og causes always_inline to fail since r12-6677-gc952126870c92cf2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107931 --- Comment #14 from ishikawa,chiaki --- (In reply to Andrew Pinski from comment #13) > (In reply to ishikawa,chiaki from comment #11) > > What is exactly the compiler-defined macro when "-Og" is used on the command > > line? > > There is not o

[Bug libstdc++/108846] std::copy, std::copy_n on potentially overlapping subobjects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108846 --- Comment #3 from Andrew Pinski --- Even https://www.open-std.org/jtc1/sc22/wg21/docs/cwg_active.html#2544 is very much related.

[Bug libstdc++/108846] std::copy, std::copy_n on potentially overlapping subobjects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108846 Andrew Pinski changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug c/102939] Ridiculously long compilation times on (admittedly itself ridiculous) pointer declaration

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102939 Martin Uecker changed: What|Removed |Added CC||muecker at gwdg dot de --- Comment #5 f

[Bug libstdc++/108846] std::copy, std::copy_n on potentially overlapping subobjects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108846 --- Comment #1 from Andrew Pinski --- The memcpy/memmove change was done in r9-1943-g20a0c4e3dc9948

[Bug libstdc++/108846] New: std::copy, std::copy_n on potentially overlapping subobjects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108846 Bug ID: 108846 Summary: std::copy, std::copy_n on potentially overlapping subobjects Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal

[Bug c++/104691] SFINAE does not disable static_assert

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104691 --- Comment #6 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fr

[Bug c++/89741] [9 Regression] static_assert fires when template not instantiated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89741 --- Comment #12 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fr

[Bug c++/92099] [9/10 Regression] static_assert of struct template of false_type succeed with GCC8 but not GCC9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92099 --- Comment #6 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fri

[Bug c++/104041] static_assert failure triggered by non-selected template specialization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104041 --- Comment #4 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fr

[Bug c++/52809] Template non-dependent static_assert diagnostics may confuse

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52809 --- Comment #2 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fri

[Bug c++/87389] if constexpr not working properly with static_assert

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87389 --- Comment #4 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fri

[Bug c++/53638] static_assert handling behavior ignores template specializations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53638 --- Comment #3 from CVS Commits --- The trunk branch has been updated by Jason Merrill : https://gcc.gnu.org/g:9944ca17c0766623bce260684edc614def7ea761 commit r13-6133-g9944ca17c0766623bce260684edc614def7ea761 Author: Jason Merrill Date: Fri

[Bug sanitizer/108845] Unnecessary signed integer overflow checks

e: == void main () { int a; [local count: 118111600]: [local count: 955630225]: # a_5 = PHI a_3 = .UBSAN_CHECK_ADD (a_5, 1); if (a_3 != 2) goto ; [89.00%] else goto ; [11.00%] [local count: 118111600]: return; } == $ gcc-trunk -v gcc version 13.0.1 20230218 (experimental) [master r13-6132-g32b5875c911] (GCC)

[Bug sanitizer/108845] Unnecessary signed integer overflow checks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108845 --- Comment #2 from Jakub Jelinek --- I'm not convinced it is a good idea. Sure, in the above case it is obvious it will never trigger, but if we say use ranger to decide if the operation can or can't overflow, then VRP is in many cases based on

[Bug sanitizer/108845] Unnecessary signed integer overflow checks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108845 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization --- Comment #1 from

[Bug sanitizer/108845] New: Unnecessary signed integer overflow checks

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108845 Bug ID: 108845 Summary: Unnecessary signed integer overflow checks Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: sa

[Bug lto/108389] LTO(plugin) can not find lto-ed symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108389 --- Comment #4 from BBK --- I managed to save the /tmp/*.res file generated by plugin,and there's no such entry mention strnlen in it.

[Bug lto/108389] LTO(plugin) can not find lto-ed symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108389 --- Comment #3 from BBK --- Also since the libraries are built with fat objects,build the program with -fno-lto does success.

[Bug lto/108389] LTO(plugin) can not find lto-ed symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108389 --- Comment #2 from BBK --- It truly looks like a plugin problem. See the output eebssk1@dEBianKb:~/a$ ~/mingw-gcc/i686-w64-mingw32/bin/i686-w64-mingw32-gcc-nm *strnlen* T _strnlen eebssk1@dEBianKb:~/a$ ~/mingw-gcc/i686-w64-mingw32/bin

[Bug target/104375] [x86] Failure to recognize bzhi pattern when shr is present

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104375 Uroš Bizjak changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/104375] [x86] Failure to recognize bzhi pattern when shr is present

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104375 --- Comment #4 from Gabriel Ravier --- So should the bug be marked as fixed or... ?

[Bug tree-optimization/108819] [12 Regression] ICE on valid code at -O1 with "-fno-tree-ccp -fno-tree-forwprop" on x86_64-linux-gnu: tree check: expected ssa_name, have integer_cst in number_of_iterat

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108819 Jakub Jelinek changed: What|Removed |Added Summary|[12/13 Regression] ICE on |[12 Regression] ICE on

[Bug target/108832] [13 Regression] ICE in replace_rtx, at rtlanal.cc:3358

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108832 Jakub Jelinek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/108819] [12/13 Regression] ICE on valid code at -O1 with "-fno-tree-ccp -fno-tree-forwprop" on x86_64-linux-gnu: tree check: expected ssa_name, have integer_cst in number_of_ite

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108819 --- Comment #5 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:32b5875c911f80d551d006d7473e6f1f8705857a commit r13-6132-g32b5875c911f80d551d006d7473e6f1f8705857a Author: Jakub Jelinek Date: S

[Bug target/108832] [13 Regression] ICE in replace_rtx, at rtlanal.cc:3358

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108832 --- Comment #6 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:3c135697fd5f79db0954a79a48dcbba657e93f2e commit r13-6131-g3c135697fd5f79db0954a79a48dcbba657e93f2e Author: Jakub Jelinek Date: S

[Bug c/108375] [10/11/12/13 Regression] Some variably modified types not detected as such

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108375 --- Comment #9 from CVS Commits --- The master branch has been updated by Martin Uecker : https://gcc.gnu.org/g:47821ba07a19b672d3cba351a03af2b122e02213 commit r13-6128-g47821ba07a19b672d3cba351a03af2b122e02213 Author: Martin Uecker Date: W

[Bug c/105660] [12/13 Regression] ICE in warn_parm_array_mismatch when merging two function decls and VLA arguments since r12-1218-gc6503fa93b5565c9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105660 --- Comment #12 from CVS Commits --- The master branch has been updated by Martin Uecker : https://gcc.gnu.org/g:3057d7928c0dbc78dbf748c9621ccd102e06beee commit r13-6127-g3057d7928c0dbc78dbf748c9621ccd102e06beee Author: Martin Uecker Date:

[Bug tree-optimization/108844] New: sincos opportunity missed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108844 Bug ID: 108844 Summary: sincos opportunity missed Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: tree-optimization

[Bug target/94908] Failure to optimally optimize certain shuffle patterns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94908 Uroš Bizjak changed: What|Removed |Added CC||crazylht at gmail dot com --- Comment #5 f

[Bug debug/108843] timeout with -g -O3 ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108843 --- Comment #1 from David Binderman --- Problem seems to start sometime before 20220306.

[Bug debug/108843] New: timeout with -g -O3 ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108843 Bug ID: 108843 Summary: timeout with -g -O3 ? Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug Assignee: