[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

2019-05-06 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #17 from Steve Kargl --- On Mon, May 06, 2019 at 04:40:08PM +, kargl at gcc dot gnu.org wrote: > > Since we applied the fix for PR 87689 to gcc 7, gcc 8 and gcc 9, > > I would suggest that we make -fno-optimize-sibling-calls > >

[Bug target/86444] [X86] Implementation of SSE comi/ucomi intrinsics does not match recent versions of icc, clang, or MSVC

2019-05-06 Thread crazylht at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86444 --- Comment #1 from Hongtao.liu --- Created attachment 46308 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46308=edit Fix-ix86_expand_sse_comi_round.patch Fix ix86_expand_sse_comi_round and add runtime tests for it.

[Bug target/89750] Wrong code for _mm_comi_round_ss

2019-05-06 Thread crazylht at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89750 --- Comment #2 from Hongtao.liu --- Created attachment 46307 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46307=edit Fix-ix86_expand_sse_comi_round.patch Fix ix86_expand_sse_comi_round and add runtime tests for it.

[Bug libstdc++/90370] New: Does 0 correspond to a POSIX errno value for std::system_category?

2019-05-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90370 Bug ID: 90370 Summary: Does 0 correspond to a POSIX errno value for std::system_category? Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/90370] Does 0 correspond to a POSIX errno value for std::system_category?

2019-05-06 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90370 --- Comment #1 from Jonathan Wakely --- This is the cause of the issue described in 4.10 of https://wg21.link/p0824r1 (but the presentation there is wrong: the comparison semantics are clearly defined, the implementation divergence is in whether

[Bug tree-optimization/90271] [missed-optimization] failure to keep variables in registers during "faux" memcpy

2019-05-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90271 --- Comment #11 from Jakub Jelinek --- Author: jakub Date: Mon May 6 21:50:14 2019 New Revision: 270924 URL: https://gcc.gnu.org/viewcvs?rev=270924=gcc=rev Log: PR tree-optimization/88709 PR tree-optimization/90271 *

[Bug tree-optimization/88709] Improve store-merging

2019-05-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88709 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Mon May 6 21:50:14 2019 New Revision: 270924 URL: https://gcc.gnu.org/viewcvs?rev=270924=gcc=rev Log: PR tree-optimization/88709 PR tree-optimization/90271 *

[Bug fortran/90290] -std=f2008 should reject non-constant stop and error stop codes

2019-05-06 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90290 --- Comment #4 from kargl at gcc dot gnu.org --- Author: kargl Date: Mon May 6 23:24:32 2019 New Revision: 270928 URL: https://gcc.gnu.org/viewcvs?rev=270928=gcc=rev Log: 2019-05-06 Steven G. Kargl PR fortran/90290 * match.c

[Bug c++/90349] missing return with turned on 03 causes infinite loop

2019-05-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90349 Martin Sebor changed: What|Removed |Added CC||msebor at gcc dot gnu.org See

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #13 from Martin Sebor --- (In reply to Andrew Pinski from comment #9) > (In reply to Martin Sebor from comment #8) > > This looks very similar to bug 87072. The C test case below is diagnosed by > > GCC 9, 8, and 7. > > > > $ cat

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #9 from Fredrik Hederstierna --- I did the test suggested, the results was as follows A. gcc-8.2.0 B. gcc-9.1.0 C. gcc-9.1.0 -fno-jump-tables D. gcc-9.1.0 patched "max_ratio_for_size = 2" Overall CSiBE was A: 2 413 510 bytes B: 2

[Bug middle-end/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 --- Comment #7 from Segher Boessenkool --- From the combine dump of without_sel: Trying 8, 9 -> 10: 8: r127:V4SI=r124:V4SI^r131:V4SI REG_DEAD r131:V4SI 9: r122:V4SI=r127:V4SI:V4SI REG_DEAD r130:V4SI REG_DEAD r127:V4SI

[Bug c++/78010] --Wsuggest-override reports a redundant warning on a 'final' method

2019-05-06 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78010 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug target/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread slandden at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 --- Comment #3 from Shawn Landden --- Instead: .globl without_sel .type without_sel, @function without_sel: .LFB0: .cfi_startproc xxlxor 36,34,36 xxland 36,36,35 xxlxor 34,34,36 blr

[Bug c++/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread alexandre.ganea at ubisoft dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #5 from Alexandre Ganea --- Created attachment 46306 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46306=edit preprocessed source Please see attachement.

[Bug middle-end/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 Segher Boessenkool changed: What|Removed |Added Status|WAITING |NEW --- Comment #6 from Segher

[Bug c++/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread alexandre.ganea at ubisoft dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #6 from Alexandre Ganea --- ...and the command-line: /usr/bin/c++ -DGTEST_HAS_RTTI=0 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Ilib/Target/AMDGPU -I/mnt/f/svn/llvm/lib/Target/AMDGPU

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 Andrew Pinski changed: What|Removed |Added Status|NEW |UNCONFIRMED Ever confirmed|1

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #12 from Andrew Pinski --- I doubt there is anything GCC can do it here in a reasonable fashion. I will let someone else reduce the testcase in a reasonable way that shows the problem. Most likely GCC decided that FindAndConstruct

[Bug target/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 Bill Schmidt changed: What|Removed |Added Keywords||missed-optimization CC|

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #11 from Andrew Pinski --- Changing DenseMapBase's ValueT [](const KeyT ) To: { const KeyT Key = t; return FindAndConstruct(Key).second; } This will cause the warning to go away. This comes from: RemapSwizzle[i] =

[Bug target/90363] or1k: Extra mask insn after load from memory

2019-05-06 Thread shorne at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90363 --- Comment #2 from Stafford Horne --- (In reply to Segher Boessenkool from comment #1) > Trying 13 -> 14: >13: r51:QI=[r50:SI+low(`*.LANCHOR0')] > REG_DEAD r50:SI >14: r43:SI=zero_extend(r51:QI) > REG_DEAD r51:QI > Failed to

[Bug target/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 Segher Boessenkool changed: What|Removed |Added Target|powerpc |powerpc*-*-*

[Bug c++/78010] --Wsuggest-override reports a redundant warning on a 'final' method

2019-05-06 Thread barry.revzin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78010 Barry Revzin changed: What|Removed |Added CC||barry.revzin at gmail dot com ---

[Bug target/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread slandden at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 --- Comment #2 from Shawn Landden --- Created attachment 46305 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46305=edit test case. These two functions should produce identical code.

[Bug c++/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread alexandre.ganea at ubisoft dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #7 from Alexandre Ganea --- I used the following GCC version for preprocessing/compiling: $ /usr/bin/c++ --version c++ (Ubuntu 7.3.0-27ubuntu1~18.04) 7.3.0

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 Martin Sebor changed: What|Removed |Added Keywords||diagnostic

[Bug target/90323] powerpc should convert equivalent sequences to vec_sel()

2019-05-06 Thread slandden at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90323 --- Comment #4 from Shawn Landden --- that was compiled with -O3

[Bug lto/90369] New: error: could not unlink output file

2019-05-06 Thread hoganmeier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90369 Bug ID: 90369 Summary: error: could not unlink output file Product: gcc Version: 9.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: lto

[Bug c++/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #4 from Andrew Pinski --- Can you attach the original preprocessed source? the original case does look like it looks like a bug.

[Bug middle-end/90367] Spurious warning array subscript is above array bounds

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90367 --- Comment #10 from Andrew Pinski --- (In reply to Martin Sebor from comment #8) > This looks very similar to bug 87072. The C test case below is diagnosed by > GCC 9, 8, and 7. More to the point the line number of this reduced testcase is

[Bug c++/90366] OpenMP default(none) - std::cerr is diagnosed as "not specified in enclosing 'parallel'", unlike clang

2019-05-06 Thread lebedev.ri at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90366 Roman Lebedev changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED See Also|

[Bug target/90363] or1k: Extra mask insn after load from memory

2019-05-06 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90363 Segher Boessenkool changed: What|Removed |Added CC||segher at gcc dot gnu.org ---

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #10 from Fredrik Hederstierna --- Tested also gcc-9.1.0 "max_ratio_for_size = 1" just out of curiosity results was similar compared to gcc-8.2.0: Overall CSiBE was 2 417 695 bytes (+4185 bytes, +0.17%) Example file CSiBE

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 Martin Liška changed: What|Removed |Added Known to work||10.0 Known to fail|9.0

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 --- Comment #3 from Richard Biener --- Author: rguenth Date: Mon May 6 07:38:26 2019 New Revision: 270900 URL: https://gcc.gnu.org/viewcvs?rev=270900=gcc=rev Log: 2019-05-06 Richard Biener PR testsuite/90331 *

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/90332] New test case gcc.dg/vect/slp-reduc-sad-2.c in r270847 fails

2019-05-06 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90332 Christophe Lyon changed: What|Removed |Added Target|powerpc64*-unknown-linux-gn |powerpc64*-unknown-linux-gn

[Bug tree-optimization/90328] Wrong loop distribution with aliasing

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 Richard Biener changed: What|Removed |Added Keywords||alias Status|UNCONFIRMED

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 Richard Biener changed: What|Removed |Added Keywords||ABI CC|

[Bug middle-end/90356] Missed optimization for variables initialized to 0.0

2019-05-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug middle-end/88784] Middle end is missing some optimizations about unsigned

2019-05-06 Thread ffengqi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88784 Qi Feng changed: What|Removed |Added CC||ffengqi at gcc dot gnu.org --- Comment #2

[Bug sanitizer/90312] Address sanitizer cannot be used with -mabi=ms since r266073

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90312 --- Comment #5 from Martin Liška --- Author: marxin Date: Mon May 6 07:35:59 2019 New Revision: 270899 URL: https://gcc.gnu.org/viewcvs?rev=270899=gcc=rev Log: Error only when a non-default -mabi is used with sanitizers (PR sanitizer/90312).

[Bug debug/90336] gcc generates wrong debug information at -O1 to -O3

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90336 Richard Biener changed: What|Removed |Added Keywords||wrong-debug

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/90355] Uninitialized read in gfortran.dg/ISO_Fortran_binding_4.f90 test

2019-05-06 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90355 Paul Thomas changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/90331] New test case gcc.dg/pr87314-1.c fails

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90331 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/90338] [9/10 Regression] member function pointer non-type template parameter compile fail while matching

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90338 Richard Biener changed: What|Removed |Added Keywords||rejects-valid Target Milestone|---

[Bug c++/90341] pcsx2-git: "At global scope: cc1plus: internal compiler error: Segmentation fault"

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90341 Richard Biener changed: What|Removed |Added Target||x86_64-*-*

[Bug c++/90342] Misleading #include system fixit when using an older C++ version

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90342 Richard Biener changed: What|Removed |Added CC||dmalcolm at gcc dot gnu.org ---

[Bug middle-end/90345] too pessimistic check whether pointer may alias a local variable

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90345 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/90354] [7.3 regression] Skip the not first insn when traversing the insn node

2019-05-06 Thread zhongyunde at huawei dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90354 --- Comment #3 from vfdff --- I work on GCC 7.3, in function scan_trace, control = pat->insn (0), so it only check whether or not a jump_insn for the first insn of sequence. for (prev = insn, insn = NEXT_INSN (insn); insn; prev =

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #8 from Fredrik Hederstierna --- Ok, thannks, I will try to have a look at it later tonight (I'm at my regular job now ;-) Thanks/Fredrik

[Bug c++/89698] [7 Regression] Run-time error due to optimization of field access after cast at -Os/-O2 and higher

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89698 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug target/86984] invalid relocation accessing a const char array

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86984 --- Comment #10 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug tree-optimization/90071] [7 Regression] internal compiler error: SSA corruption

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90071 --- Comment #7 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug target/90360] New: Missed optimization: unnecessary use of callee-saved registers

2019-05-06 Thread coypu at sdf dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90360 Bug ID: 90360 Summary: Missed optimization: unnecessary use of callee-saved registers Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug target/90360] Missed optimization: unnecessary use of callee-saved registers

2019-05-06 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90360 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #4 from Martin Liška --- Simplified test-case: $ cat /tmp/csibe.c int a; int foo(char c) { switch (c) { case 'c': return a; case 's': return 3; case 'n': return 1; case '%': return -2; case 'o':

[Bug tree-optimization/90332] New test case gcc.dg/vect/slp-reduc-sad-2.c in r270847 fails

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90332 --- Comment #2 from Richard Biener --- Hmm, can't get the test to FAIL with a cross, somehow the dejagnu tests always end up UNSUPPORTED. The testcase for x86_64 has /* With AVX256 or more we do not pull off the trick eliding the epilogue. */

[Bug sanitizer/90347] [UBSAN] __attribute__((weak))__ results in "declared weak after being used" error

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90347 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/90358] New: [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Bug ID: 90358 Summary: [10 Regression] 526.blender_r train run does not finish after r270847 on znver1 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity:

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Richard Biener changed: What|Removed |Added Version|9.0 |10.0 Target Milestone|---

[Bug tree-optimization/89595] [8 Regression] DOM miscompiles code

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug tree-optimization/89595] [8 Regression] DOM miscompiles code

2019-05-06 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 --- Comment #10 from rguenther at suse dot de --- On Sat, 4 May 2019, mikpelinux at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89595 > > Mikael Pettersson changed: > >What|Removed

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

2019-05-06 Thread tomas.kalibera at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #11 from Tomas Kalibera --- Even restoring the state that LAPACK/BLAS works but without providing guarantees would help short-term, and I think this could be in line with the goal of best performance within the standard. At least in

[Bug rtl-optimization/90357] New: [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

2019-05-06 Thread paul.hua.gm at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 Bug ID: 90357 Summary: [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880 Product: gcc Version: 9.0 Status:

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Richard Biener changed: What|Removed |Added Keywords||wrong-code

[Bug rtl-optimization/90357] [9 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

2019-05-06 Thread paul.hua.gm at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 --- Comment #1 from Paul Hua --- Fix patch: diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index 1de33b2..89fc073 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -4849,6 +4849,7 @@ mips_split_move (rtx dest,

[Bug rtl-optimization/90343] ICE: in verify_dominators, at dominance.c:1184 (error: dominator of 7 status unknown)

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90343 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #7 from Martin Liška --- > I'm curious how much can save following patch: > Plus how much can you cave with 9.1 and -fno-jump-tables?

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #6 from Martin Liška --- (In reply to Fredrik Hederstierna from comment #5) > I use patched sources from > http://gcc.hederstierna.com/csibe I've just tried that but I see quite some compilation errors:

[Bug tree-optimization/90328] [7/8/9/10 Regression] Wrong loop distribution with aliasing

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90328 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Known to work|

[Bug target/90359] New: [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

2019-05-06 Thread doko at debian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 Bug ID: 90359 Summary: [8 Regression] profiled bootstrap fails on aarch64-linux-gnu Product: gcc Version: 8.3.1 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 --- Comment #4 from rguenther at suse dot de --- On Mon, 6 May 2019, marxin at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 > > --- Comment #3 from Martin Liška --- > (In reply to Richard Biener from comment #2)

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

2019-05-06 Thread matthew.thompson at nasa dot gov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #8 from Matt Thompson --- (In reply to Iain Sandoe from comment #7) > (In reply to Matt Thompson from comment #6) > > (In reply to Iain Sandoe from comment #5) > > > (In reply to Matt Thompson from comment #4) > > > > Also: I do have

[Bug c++/90341] pcsx2-git: "At global scope: cc1plus: internal compiler error: Segmentation fault"

2019-05-06 Thread kyle.devir at mykolab dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90341 --- Comment #4 from Kyle De'Vir --- Here's what `-march=native` expands to: COLLECT_GCC_OPTIONS='-march=native' /usr/lib/gcc/x86_64-pc-linux-gnu/9.1.1/cc1 -quiet - "-march=znver1" -mmmx -mno-3dnow -msse -msse2 -msse3 -mssse3 -msse4a -mcx16

[Bug middle-end/90354] [7.3 regression] Skip the not first insn when traversing the insn node

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90354 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug rtl-optimization/90357] [9/10 regression][MIPS] New FAIL: gcc.c-torture/execute/20080502-1.c -O0 start with r269880

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90357 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug middle-end/90340] Not optimal code when compiling switch-case for size, code increase +35%

2019-05-06 Thread fredrik.hederstie...@securitas-direct.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90340 --- Comment #5 from Fredrik Hederstierna --- I use patched sources from http://gcc.hederstierna.com/csibe I think you could download and try it out. Toolchain I build with https://github.com/fredrikhederstierna/buildbuddy Otherwise I think

[Bug tree-optimization/90327] [9/10 Regression] ICE in convert_move, at expr.c:218 since r265677 on s390x

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90327 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|2019-05-03

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/90358] [10 Regression] 526.blender_r train run does not finish after r270847 on znver1

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90358 --- Comment #3 from Martin Liška --- (In reply to Richard Biener from comment #2) > Created attachment 46302 [details] > untested patch > > Does this help? Yes, it helps. The affected file was:

[Bug middle-end/90348] [7/8/9/10 Regression] Partition of char arrays is incorrect in some cases

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90348 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug middle-end/90348] [7/8/9/10 Regression] Partition of char arrays is incorrect in some cases

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90348 Richard Biener changed: What|Removed |Added CC||matz at gcc dot gnu.org,

[Bug c++/90353] No warning on unused exception parameter with -Wall -Wextra

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90353 Richard Biener changed: What|Removed |Added Keywords||diagnostic

[Bug tree-optimization/90316] [8/9 Regression] large compile time increase in opt / alias stmt walking for Go example

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316 --- Comment #9 from Richard Biener --- Author: rguenth Date: Mon May 6 08:54:40 2019 New Revision: 270902 URL: https://gcc.gnu.org/viewcvs?rev=270902=gcc=rev Log: 2019-05-06 Richard Biener PR tree-optimization/90316 *

[Bug tree-optimization/90316] [8/9 Regression] large compile time increase in opt / alias stmt walking for Go example

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90316 Richard Biener changed: What|Removed |Added Known to work||10.0 Summary|[8/9/10

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Martin Liška changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug middle-end/90356] Missed optimization for variables initialized to 0.0

2019-05-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/89710] [7 Regression] ICE in dyn_cast(gimple*) / should_duplicate_loop_header_p

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89710 --- Comment #6 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug target/89711] [8 Regression] ICE in insert_vi_for_tree, at tree-ssa-structalias.c:2832

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89711 --- Comment #10 from Richard Biener --- Author: rguenth Date: Mon May 6 09:40:15 2019 New Revision: 270904 URL: https://gcc.gnu.org/viewcvs?rev=270904=gcc=rev Log: 2019-05-03 Richard Biener Backport from mainline 2019-03-14

[Bug tree-optimization/90356] Missed optimization for variables initialized to 0.0

2019-05-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90356 --- Comment #6 from Jakub Jelinek --- Created attachment 46301 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46301=edit gcc10-pr90356.patch Full untested patch.

[Bug fortran/90329] Incompatibility between gfortran and C lapack calls

2019-05-06 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90329 --- Comment #12 from Janne Blomqvist --- (In reply to Tomas Kalibera from comment #11) > At least in the case I debugged, I think gfortran could do better by not > writing the 1 as string length to the place on the stack where the compiler >

[Bug target/90359] [8 Regression] profiled bootstrap fails on aarch64-linux-gnu

2019-05-06 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90359 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/90346] gcc generates the "lfence" instruction on CPUs that don't support it

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90346 Martin Liška changed: What|Removed |Added CC||hjl.tools at gmail dot com,

[Bug target/90330] gcc 9.1.0 fails to install on macOS 10.14.4

2019-05-06 Thread iains at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90330 --- Comment #9 from Iain Sandoe --- (In reply to Matt Thompson from comment #8) > (In reply to Iain Sandoe from comment #7) > > (In reply to Matt Thompson from comment #6) > > > (In reply to Iain Sandoe from comment #5) > > > > (In reply to Matt

[Bug target/90362] or1k: Soft divide does not work correctly

2019-05-06 Thread shorne at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90362 Stafford Horne changed: What|Removed |Added Target||or1k Status|UNCONFIRMED

[Bug gcov-profile/90364] 521.wrf_r is 9.5 % slower with PGO on Zen CPUs at -Ofast and native march/mtune

2019-05-06 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90364 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

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