[Bug target/98218] [TARGET_MMX_WITH_SSE] Miss vec_cmpmn/vcondmn expander for 64bit vector

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98218 Richard Biener changed: What|Removed |Added Last reconfirmed||2020-12-10 Keywords|

[Bug c++/98216] [C++20] std::array template parameter error with negative values

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98216 --- Comment #1 from Richard Biener --- I guess the issue has to be with you using 'static constexpr auto arr' and that not being correctly templated on the expression. Well, confirmed your observation.

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2020-12-09 Thread BuBleik SAL via Gcc-bugs
BuBleik SAL Virtual Office & Virtual Assistant Working from home and you don't want to miss a call. We got you covered. The Voicemail To Email subscription with BuBleik SAL, offers you the luxury to have a city land line telephone number, answered by an automated welcome message of your c

[Bug target/98167] [x86] Failure to optimize operation on indentically shuffled operands into a shuffle of the result of the operation

2020-12-09 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98167 --- Comment #9 from Hongtao.liu --- (In reply to Marc Glisse from comment #8) > (In reply to Richard Biener from comment #4) > > We already handle IX86_BUILTIN_SHUFPD there but not IX86_BUILTIN_SHUFPS for > > some reason. > > https://gcc.gnu.org

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 --- Comment #7 from H.J. Lu --- Created attachment 49725 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49725&action=edit An alternate patch This patch may generate better debug info.

[Bug c++/82099] internal compiler error: in type_throw_all_p, at cp/except.c:1186 when using a function pointer for templated predicate

2020-12-09 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82099 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org As

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 H.J. Lu changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 --- Comment #5 from Hongtao.liu --- Shouldn't condition like (cfun->machine->func_type == TYPE_EXCEPTION \ + || (cfun->machine->func_type == TYPE_INTERRUPT \ + && TARGET_UINTR && TARGET_64BIT ))

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 --- Comment #4 from H.J. Lu --- (In reply to Hongtao.liu from comment #2) > (In reply to H.J. Lu from comment #1) > > Created attachment 49723 [details] > > A patch > > > > Hongtao, can you take it over? > > I'll validate it. Please verify tha

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 H.J. Lu changed: What|Removed |Added Attachment #49723|0 |1 is obsolete|

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 --- Comment #2 from Hongtao.liu --- (In reply to H.J. Lu from comment #1) > Created attachment 49723 [details] > A patch > > Hongtao, can you take it over? I'll validate it.

[Bug target/98219] User-interrupt return pop corrupt RIP

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 --- Comment #1 from H.J. Lu --- Created attachment 49723 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49723&action=edit A patch Hongtao, can you take it over?

[Bug target/98219] New: User-interrupt return pop corrupt RIP

2020-12-09 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98219 Bug ID: 98219 Summary: User-interrupt return pop corrupt RIP Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug target/98218] New: [TARGET_MMX_WITH_SSE] Miss vec_cmpmn/vcondmn expander for 64bit vector

2020-12-09 Thread crazylht at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98218 Bug ID: 98218 Summary: [TARGET_MMX_WITH_SSE] Miss vec_cmpmn/vcondmn expander for 64bit vector Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread richard-gccbugzilla at metafoo dot co.uk via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 Richard Smith changed: What|Removed |Added CC||richard-gccbugzilla@metafoo

[Bug ipa/92800] IPA escape analysis for structs

2020-12-09 Thread egallager at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92800 Eric Gallager changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Ever confirmed|0

[Bug target/98210] [11 Regression] SHF_GNU_RETAIN breaks gold linker generated binaries

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98210 H.J. Lu changed: What|Removed |Added CC||jozef.l at somniumtech dot com --- Comment #3

[Bug bootstrap/98188] [11 Regression] ICE in decompose, at wide-int.h:984

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98188 --- Comment #3 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:7d9767cb8eea0f21c5b23b0183c53840e0433397 commit r11-5890-g7d9767cb8eea0f21c5b23b0183c53840e0433397 Author: Jakub Jelinek Date: We

[Bug target/98210] [11 Regression] SHF_GNU_RETAIN breaks gold linker generated binaries

2020-12-09 Thread amodra at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98210 Alan Modra changed: What|Removed |Added Resolution|MOVED |--- Status|RESOLVED

[Bug c++/91953] [8 Regression] G++ rejects lambda with constexpr variable

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91953 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/91953] [8 Regression] G++ rejects lambda with constexpr variable

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91953 --- Comment #11 from CVS Commits --- The releases/gcc-8 branch has been updated by Jason Merrill : https://gcc.gnu.org/g:56943ab07c0c0e6878806adf7372dccad84b78d7 commit r8-10671-g56943ab07c0c0e6878806adf7372dccad84b78d7 Author: Jason Merrill D

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 --- Comment #6 from Jakub Jelinek --- Or shall it instead do: --- gcc/dojump.c.jj 2020-12-09 15:11:17.042888002 +0100 +++ gcc/dojump.c2020-12-09 20:34:13.124398356 +0100 @@ -1148,9 +1148,8 @@ do_compare_rtx_and_jump (rtx op0, rtx op

[Bug tree-optimization/95396] [8/9/10/11 Regression] GCC produces incorrect code with -O3 for loops since r8-6511-g3ae129323d150621

2020-12-09 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95396 --- Comment #11 from Martin Liška --- (In reply to rsand...@gcc.gnu.org from comment #10) > Looks like this might have gone latent on trunk. First thought > was that it might be g:7b4ea2827d2003c8ffc76cd478f8974360cbd78f, > but it seems not. Yo

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 Jakub Jelinek changed: What|Removed |Added CC||hubicka at gcc dot gnu.org --- Comment #

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread svoboda at cert dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 --- Comment #5 from David Svoboda --- Oops, the Clang bug entry is really here: https://bugs.llvm.org/show_bug.cgi?id=48460

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread svoboda at cert dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 --- Comment #4 from David Svoboda --- Martin: Thanks. It looks like -Wvla-larger-than=0 is (theoretically) a good way to catch VLA stack declarations. There is still the issue that GCC's -Wvla did not flag use of array[*]. To me that is lower-

[Bug fortran/98022] [9/10/11 Regression] ICE in gfc_assign_data_value, at fortran/data.c:468 since r9-3803-ga5fbc2f36a291cbe

2020-12-09 Thread kargl at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98022 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org --- C

[Bug c++/93083] [C++20] copy deduction rejected when doing CTAD for NTTP

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93083 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/93083] [C++20] copy deduction rejected when doing CTAD for NTTP

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93083 --- Comment #7 from CVS Commits --- The releases/gcc-10 branch has been updated by Jason Merrill : https://gcc.gnu.org/g:e6e42891d80c12c4fac36d6273b8d4e31a3d0a2a commit r10-9133-ge6e42891d80c12c4fac36d6273b8d4e31a3d0a2a Author: Jason Merrill D

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 Martin Sebor changed: What|Removed |Added Ever confirmed|0 |1 Severity|normal

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread svoboda at cert dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 --- Comment #2 from David Svoboda --- I have also submitted a similar bug report to Clang, it is here: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217

[Bug fortran/98022] [9/10/11 Regression] ICE in gfc_assign_data_value, at fortran/data.c:468 since r9-3803-ga5fbc2f36a291cbe

2020-12-09 Thread pault at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98022 --- Comment #3 from Paul Thomas --- Created attachment 49722 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49722&action=edit Tentative patch for the PR The attached regtests OK and the following runs correctly: module ur contains functi

[Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread andrea.corallo at arm dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 --- Comment #7 from Andrea Corallo --- "rsandifo at gcc dot gnu.org via Gcc-bugs" writes: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 > > --- Comment #6 from rsandifo at gcc dot gnu.org > --- > (In reply to Andrea Corallo from commen

Re: [Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread Andrea Corallo via Gcc-bugs
"rsandifo at gcc dot gnu.org via Gcc-bugs" writes: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 > > --- Comment #6 from rsandifo at gcc dot gnu.org > --- > (In reply to Andrea Corallo from comment #5) >> "rsandifo at gcc dot gnu.org via Gcc-bugs" >> writes: >> >> > https://gcc.gnu.org

[Bug tree-optimization/95396] [8/9/10/11 Regression] GCC produces incorrect code with -O3 for loops since r8-6511-g3ae129323d150621

2020-12-09 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95396 --- Comment #10 from rsandifo at gcc dot gnu.org --- Looks like this might have gone latent on trunk. First thought was that it might be g:7b4ea2827d2003c8ffc76cd478f8974360cbd78f, but it seems not.

[Bug target/97875] suboptimal loop vectorization

2020-12-09 Thread clyon at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97875 --- Comment #5 from Christophe Lyon --- Interestingly, if I make arm_builtin_support_vector_misalignment() behave the same for MVE and Neon, the generated code (with __restrict__) becomes: test_vsub_i32: @ args = 0, pretend = 0, frame = 1

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 --- Comment #4 from Jakub Jelinek --- As for f2, only the case of a == b when the jump is predicted unlikely looks weird, e.g. take: void foo (void); void bar (float a, float b) { if (__builtin_expect (a != b, 1)) foo (); } void baz (floa

[Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 --- Comment #6 from rsandifo at gcc dot gnu.org --- (In reply to Andrea Corallo from comment #5) > "rsandifo at gcc dot gnu.org via Gcc-bugs" > writes: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 > > > > --- Comment #4 from rsandi

[Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread andrea.corallo at arm dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 --- Comment #5 from Andrea Corallo --- "rsandifo at gcc dot gnu.org via Gcc-bugs" writes: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 > > --- Comment #4 from rsandifo at gcc dot gnu.org > --- > (In reply to Andrea Corallo from commen

Re: [Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread Andrea Corallo via Gcc-bugs
"rsandifo at gcc dot gnu.org via Gcc-bugs" writes: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 > > --- Comment #4 from rsandifo at gcc dot gnu.org > --- > (In reply to Andrea Corallo from comment #3) >> Created attachment 49710 [details] >> PR97092.patch >> >> What is going on is that

[Bug middle-end/98190] [11 Regression] GCC11 miscompiles code using _Bool when inlining: bfxil instruction misused since r11-165

2020-12-09 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98190 --- Comment #14 from rsandifo at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #12) > (In reply to rsand...@gcc.gnu.org from comment #10) > > If we can't assert, I guess the rule is that we need to extend > > whenever we're storing

[Bug tree-optimization/98213] [11 Regression] Never ending compilation at -O3 since r11-161-g283cb9ea6293e813

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98213 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/98213] [11 Regression] Never ending compilation at -O3 since r11-161-g283cb9ea6293e813

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98213 --- Comment #4 from CVS Commits --- The master branch has been updated by Richard Biener : https://gcc.gnu.org/g:84d08255f9f2f7137caf648fcc9dc36101bc893c commit r11-5886-g84d08255f9f2f7137caf648fcc9dc36101bc893c Author: Richard Biener Date:

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #9 from Nathan Sidwell --- Created attachment 49721 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49721&action=edit v3 oh, I think I'm supposed to run ./genfixes too ...

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread iii at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #8 from Ilya Leoshkevich --- Hm, can it be that fixincludes/tests/base/sys/types.h simply needs to be updated? For example, here is a similar commit: https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=081b3517b4df826ac917147eb906bbb8fc652

[Bug c/98217] Prefer a warning for when VLAs declared on stack

2020-12-09 Thread svoboda at cert dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 David Svoboda changed: What|Removed |Added CC||svoboda at cert dot org --- Comment #1 f

[Bug c/98217] New: Prefer a warning for when VLAs declared on stack

2020-12-09 Thread svoboda at cert dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98217 Bug ID: 98217 Summary: Prefer a warning for when VLAs declared on stack Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug fortran/98201] CSQRT function gives bad resuts at runtime

2020-12-09 Thread dpozar at ecs dot umass.edu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98201 --- Comment #17 from dpozar at ecs dot umass.edu --- No, I don't think it is compiled with static option. I am using code blocks, which does not seem to even allow a static option. From: sgk at troutmask dot apl.wa

[Bug c++/98216] [C++20] std::array template parameter error with negative values

2020-12-09 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98216 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread iii at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #7 from Ilya Leoshkevich --- Still a similar error: sys/types.h /home/iii/gcc/fixincludes/tests/base/sys/types.h differ: byte 243, line 12 *** sys/types.h 2020-12-09 15:57:57.575959676 + --- /home/iii/gcc/fixincludes/tests/base

[Bug c++/88355] [c++20] Placeholder non-type template argument type deduction fails with custom types

2020-12-09 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88355 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |10.0

[Bug c++/88355] [c++20] Placeholder non-type template argument type deduction fails with custom types

2020-12-09 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88355 --- Comment #5 from Jonathan Wakely --- It was fixed by r273591 so maybe a dup of PR c++/90098 or PR c++/90099 or PR c++/90101

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #6 from Nathan Sidwell --- Created attachment 49720 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49720&action=edit v2 Ok, I think I'm understanding what fixinclude's testsuite is looking for. Here's an updated patch, using t

[Bug libstdc++/98108] Broken Schwarz counter for iostreams initialization

2020-12-09 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98108 --- Comment #3 from Jonathan Wakely --- I think it's QoI whether this works. "The objects are constructed and the associations are established at some time prior to or during the first time an object of class ios_base::Init is constructed, ..."

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread iii at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #5 from Ilya Leoshkevich --- Oh, just in case: gcc121 is x86_64 CentOS Linux 7, not AIX.

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread iii at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #4 from Ilya Leoshkevich --- Unfortunately not, with this patch I get: sys/types.h gcc/fixincludes/tests/base/sys/types.h differ: byte 243, line 12 *** sys/types.h 2020-12-09 15:46:15.843503181 + --- gcc/fixincludes/tests/base/sy

[Bug c++/98216] New: [C++20] std::array template parameter error with negative values

2020-12-09 Thread emmanuel.le-trong--- via Gcc-bugs
auto b = wrapper {}; auto c = add (a, b); assert (c.arr == MINUS_TWO); // <- should fail assert (c.arr == MINUS_ONE); // <- should pass } Compiled with version 11.0.0 20201209, the first assertion passes and the second fails. It should be the opposite. FWIW, i

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 --- Comment #3 from Nathan Sidwell --- Created attachment 49719 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49719&action=edit patch does this fix it? I can't run the fixinclude testsuite on gcc119 as autogen doesn't appear to be there:

[Bug fortran/98201] CSQRT function gives bad resuts at runtime

2020-12-09 Thread sgk at troutmask dot apl.washington.edu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98201 --- Comment #16 from Steve Kargl --- On Wed, Dec 09, 2020 at 01:24:20PM +, dpozar at ecs dot umass.edu wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98201 > > --- Comment #15 from dpozar at ecs dot umass.edu --- > attached is the out

[Bug c++/88355] [c++20] Placeholder non-type template argument type deduction fails with custom types

2020-12-09 Thread emmanuel.le-trong--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88355 Emmanuel Le Trong changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/85282] CWG 727 (full specialization in non-namespace scope)

2020-12-09 Thread ppalka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85282 Patrick Palka changed: What|Removed |Added Assignee|ppalka at gcc dot gnu.org |unassigned at gcc dot gnu.org

[Bug target/97875] suboptimal loop vectorization

2020-12-09 Thread clyon at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97875 --- Comment #4 from Christophe Lyon --- In both cases (Neon and MVE), DR_TARGET_ALIGNMENT is 8, so the decision to emit a useless loop tail comes from elsewhere. And yes, MVE vldrw.32 and vstrw.32 share the same alignment properties.

[Bug middle-end/98209] [8/9/10/11 Regression] printf failed with O1 or above

2020-12-09 Thread jamesgua at ca dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98209 --- Comment #8 from jamesgua at ca dot ibm.com --- one more function found the same issue: memcpy I guess more functions in libc might have same issue.

[Bug middle-end/98190] [11 Regression] GCC11 miscompiles code using _Bool when inlining: bfxil instruction misused since r11-165

2020-12-09 Thread rguenther at suse dot de via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98190 --- Comment #13 from rguenther at suse dot de --- On Wed, 9 Dec 2020, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98190 > > --- Comment #12 from Jakub Jelinek --- > (In reply to rsand...@gcc.gnu.org from comm

[Bug c++/92576] Definition of variable template without initializer is treated as declaration

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92576 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/92446] [C++20] template argument deduction fails for custom non-type parameters

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92446 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Known to fail|

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 Jakub Jelinek changed: What|Removed |Added Last reconfirmed||2020-12-09 Ever confirmed|0

[Bug rtl-optimization/98144] REE needs 6GB DF memory when compiling insn-extract.c with RTL checking enabled

2020-12-09 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98144 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #6

[Bug tree-optimization/98213] [11 Regression] Never ending compilation at -O3 since r11-161-g283cb9ea6293e813

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98213 --- Comment #3 from Richard Biener --- OK, so it's "merely" taking a long time (exponential) walking all paths through the CFG. Meh. I have a patch fixing this case but will have to think about some more.

[Bug rtl-optimization/98144] REE needs 6GB DF memory when compiling insn-extract.c with RTL checking enabled

2020-12-09 Thread amacleod at redhat dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98144 Andrew Macleod changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/85282] CWG 727 (full specialization in non-namespace scope)

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85282 Jason Merrill changed: What|Removed |Added CC||jason at gcc dot gnu.org --- Comment #13

[Bug c++/97517] 'nullptr_type' not supported by simple_type_specifier'nullptr_type' not supported by direct_abstract_declarator

2020-12-09 Thread mpolacek at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97517 Marek Polacek changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/97517] 'nullptr_type' not supported by simple_type_specifier'nullptr_type' not supported by direct_abstract_declarator

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97517 --- Comment #3 from CVS Commits --- The master branch has been updated by Marek Polacek : https://gcc.gnu.org/g:fe70679b80f5e6193a0976be41b68d590c7cb2f3 commit r11-5884-gfe70679b80f5e6193a0976be41b68d590c7cb2f3 Author: Marek Polacek Date: Tu

[Bug tree-optimization/98182] [11 Regression] ICE: Segmentation fault (in gimple_verify_flow_info)

2020-12-09 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98182 Martin Liška changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug tree-optimization/98182] [11 Regression] ICE: Segmentation fault (in gimple_verify_flow_info)

2020-12-09 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98182 --- Comment #9 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:33d2f41785b24ad43c5a9d52aa289e33ac838f86 commit r11-5883-g33d2f41785b24ad43c5a9d52aa289e33ac838f86 Author: Martin Liska Date: Wed

[Bug rtl-optimization/97092] [10/11 Regression] aarch64, SVE: ICE in ira-color.c since r10-4752-g2d56600c

2020-12-09 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97092 --- Comment #4 from rsandifo at gcc dot gnu.org --- (In reply to Andrea Corallo from comment #3) > Created attachment 49710 [details] > PR97092.patch > > What is going on is that in 'update_costs_from_allocno' we try to > identify the smallest

[Bug target/98214] [10/11 Regression] SVE: Wrong code with -O3 -msve-vector-bits=512

2020-12-09 Thread acoplan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98214 Alex Coplan changed: What|Removed |Added Target Milestone|--- |10.3 Summary|SVE: Wrong code wi

[Bug testsuite/98208] make check's check-fixincludes fails in sys/types.h around AIX_PHYSADR_T_CHECK

2020-12-09 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98208 Nathan Sidwell changed: What|Removed |Added Last reconfirmed||2020-12-09 CC|

[Bug c++/93310] Incorrect constexpr virtual evaluation inside a constructor

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93310 Jason Merrill changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/56838] [4.9 regression] GCC svn doesn't compile libreoffice 4.0.1.2

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56838 Bug 56838 depends on bug 17232, which changed state. Bug 17232 Summary: [DR 1640] classes and class template specializations treated differently w.r.t. core issue #337 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=17232 What|Remove

[Bug c++/17232] [DR 1640] classes and class template specializations treated differently w.r.t. core issue #337

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=17232 Jason Merrill changed: What|Removed |Added Status|NEW |RESOLVED Target Milestone|---

[Bug libstdc++/21796] (v7-branch) std::search not using std::find

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21796 Bug 21796 depends on bug 20408, which changed state. Bug 20408 Summary: Unnecessary code generated for empty structs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=20408 What|Removed |Added ---

[Bug middle-end/20408] Unnecessary code generated for empty structs

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=20408 Jason Merrill changed: What|Removed |Added Target Milestone|--- |10.0 Resolution|---

[Bug c++/86943] [7 Regression] Wrong code when converting stateless generic lambda to function pointer

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86943 Jason Merrill changed: What|Removed |Added Target Milestone|8.5 |8.3 Status|ASSIGNED

[Bug c++/84938] [7 Regression] internal compiler error: in gen_reg_rtx, at emit-rtl.c:1187 (gen_reg_rtx()/maybe_legitimize_operand())

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84938 Jason Merrill changed: What|Removed |Added Resolution|--- |FIXED Target Milestone|8.5

[Bug debug/65821] [7 regression] incorrect debug line # info for main

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65821 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/98182] [11 Regression] ICE: Segmentation fault (in gimple_verify_flow_info)

2020-12-09 Thread clyon at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98182 --- Comment #8 from Christophe Lyon --- Indeed if-to-switch-1.c fails on aarch64 too, the other ones pass.

[Bug target/92729] [avr] Convert the backend to MODE_CC so it can be kept in future releases

2020-12-09 Thread abebeos at lazaridis dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92729 --- Comment #41 from abebeos at lazaridis dot com --- [RFC] [avr] Toolchain Integration for Testsuite Execution (avr cc0 to mode_cc0 conversion) https://gcc.gnu.org/pipermail/gcc-patches/2020-December/561427.html

[Bug c++/98019] Concepts: compound requirement expression from 'requires' expression is considered discarded-value expression for [[nodiscard]], false positive warning emitted

2020-12-09 Thread jason at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98019 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/98182] [11 Regression] ICE: Segmentation fault (in gimple_verify_flow_info)

2020-12-09 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98182 Martin Liška changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |marxin at gcc dot gnu.org

[Bug tree-optimization/98182] [11 Regression] ICE: Segmentation fault (in gimple_verify_flow_info)

2020-12-09 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98182 --- Comment #6 from Martin Liška --- (In reply to Christophe Lyon from comment #5) > The new test if-to-switch-10.c fails on aarch64: > FAIL: gcc.dg/tree-ssa/if-to-switch-10.c scan-tree-dump iftoswitch "Condition > chain with [^\n\r]* BBs transfo

[Bug fortran/98201] CSQRT function gives bad resuts at runtime

2020-12-09 Thread dpozar at ecs dot umass.edu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98201 --- Comment #15 from dpozar at ecs dot umass.edu --- attached is the output file from c:\MinGW>objdump -t c:\mingw\programs\testcsqrt.exe >cmdout.txt don't see any reference to libraries, though. thanks, dave Fr

[Bug target/98210] [11 Regression] SHF_GNU_RETAIN breaks gold linker generated binaries

2020-12-09 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98210 H.J. Lu changed: What|Removed |Added Resolution|--- |MOVED See Also|

[Bug libgomp/98215] Coalescing memory in target region creates slower code

2020-12-09 Thread rene.jacobsen at deic dot dk via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98215 --- Comment #2 from rene.jacobsen at deic dot dk --- Created attachment 49716 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49716&action=edit nvptx preprocessed source

[Bug libgomp/98215] Coalescing memory in target region creates slower code

2020-12-09 Thread rene.jacobsen at deic dot dk via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98215 --- Comment #1 from rene.jacobsen at deic dot dk --- Created attachment 49715 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=49715&action=edit preprocessed source

[Bug libgomp/98215] New: Coalescing memory in target region creates slower code

2020-12-09 Thread rene.jacobsen at deic dot dk via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98215 Bug ID: 98215 Summary: Coalescing memory in target region creates slower code Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Comp

[Bug tree-optimization/98213] [11 Regression] Never ending compilation at -O3 since r11-161-g283cb9ea6293e813

2020-12-09 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98213 --- Comment #2 from Martin Liška --- Sure: long var_23, min___a; int var_24, test_var_8, test_arr_16; extern bool arr_20[][13]; char arr_21_0_0_0_0_0; const unsigned long long &min(unsigned long long &__b) { if (__b) return __b; return m

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread ubizjak at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 --- Comment #2 from Uroš Bizjak --- f1 is currently unoptimal by design, the compiler is unable to merge trapping and non-trapping instructions. There is already a PR for that. f2 is not optimal. The conditional jump to the unconditional jump ca

[Bug rtl-optimization/98212] [10/11 Regression] X86 unoptimal code for float equallity comparison followed by jump

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98212 Richard Biener changed: What|Removed |Added Summary|X86 unoptimal code for |[10/11 Regression] X86

[Bug tree-optimization/98213] [11 Regression] Never ending compilation at -O3 since r11-161-g283cb9ea6293e813

2020-12-09 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98213 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

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