[Bug tree-optimization/83043] [8 Regression] FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times graphite "2 loops carried no dependency" 1 (found 0 times)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83043 --- Comment #10 from Tom de Vries --- https://gcc.gnu.org/ml/gcc-regression/2018-01/msg00362.html : ... New passes: ... FAIL: libgomp.graphite/force-parallel-1.c scan-tree-dump-times graphite "2 loops carried no dependency" 1 (found 0 times)

[Bug c/71589] Atomic operation on a non-atomic variable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71589 Jonathan Wakely changed: What|Removed |Added Keywords||accepts-invalid

[Bug target/84431] Suboptimal code for masked shifts (x86/x86-64)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84431 --- Comment #5 from Uroš Bizjak --- (In reply to Ruslan Nikolaev from comment #4) > Thanks! I was wondering if the patch also fixes the same thing for x86-64 > (i.e., -m64); in which case we would have something like this: > > __uint128_t

[Bug fortran/83148] [8 regression] ICE: crash_signal from toplev.c:325

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83148 --- Comment #4 from Thomas Koenig --- Reverting the resolve.c part of r254427 makes the problem go away.

[Bug tree-optimization/83126] [8 Regression] ICE in transform_to_exit_first_loop_alt, at tree-parloops.c:1713

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83126 --- Comment #8 from Tom de Vries --- Created attachment 43476 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43476=edit Tentative patch (In reply to rguent...@suse.de from comment #3) > This is the usual "you should not repeat analysis

[Bug fortran/83148] [8 regression] ICE: crash_signal from toplev.c:325

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83148 Thomas Koenig changed: What|Removed |Added CC||pault at gcc dot gnu.org --- Comment #3

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 --- Comment #11 from Alexandre Oliva --- FYI, the patch I'm working on for PR 84404 will add forced view resets at function entry points, which should alleviate this somewhat, assuming there's more than one function in the testcase.

[Bug debug/84404] Several "leb128 operand is an undefined symbol" in go testsuite with latest debug improvements

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84404 Alexandre Oliva changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/84431] Suboptimal code for masked shifts (x86/x86-64)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84431 --- Comment #4 from Ruslan Nikolaev --- (In reply to Uroš Bizjak from comment #3) > Created attachment 43471 [details] > Prototype patch > > Prototype patch, compiles the testcase to: > > movl4(%esp), %eax > movl

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 --- Comment #10 from Alexandre Oliva --- I forgot to mention, compiling with -ginternal-reset-location-views will issue view resets where GCC would place them if the hook were defined so as to just return zero, so we can easily confirm whether

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 --- Comment #9 from Alexandre Oliva --- Pardom for taking so long to chime in. I suspect the source of the problem is the lack of internal view reset computations. Without that, the assembler gets an uninterrupted chain of symbolic views, in

[Bug middle-end/21161] [6/7/8 Regression] "clobbered by longjmp" warning ignores the data flow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21161 --- Comment #11 from Jeffrey A. Law --- Just to record some thoughts. The implementation of the "clobbered by longjmp" warning essentially looks at the objects that are live at the setjmp point. In theory we can do better when we're dealing

[Bug fortran/84495] Incorrect result for concatenation of Fortran allocatable string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84495 kargl at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P4

[Bug target/84475] pthread doesn't define _REENTRANT in preprocessor on riscv-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84475 --- Comment #3 from joseph at codesourcery dot com --- Note that _REENTRANT is a no-op with glibc 2.25 or later unless you specifically select an old standard version (in which case it's an alias for _POSIX_C_SOURCE=199506L).

[Bug fortran/83148] [8 regression] ICE: crash_signal from toplev.c:325

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83148 --- Comment #2 from Thomas Koenig --- This happened somewhere between r254362 (OK) and r254430 (not OK). Bisection is running.

[Bug fortran/84495] New: Incorrect result for concatenation of Fortran allocatable string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84495 Bug ID: 84495 Summary: Incorrect result for concatenation of Fortran allocatable string Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity: normal

[Bug c++/84494] New: Invalid constexpr with default assignment operator

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84494 Bug ID: 84494 Summary: Invalid constexpr with default assignment operator Product: gcc Version: 7.3.1 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c/80502] Provide macro to indicate OpenMP SIMD support

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80502 --- Comment #3 from Evan Nemerson --- (In reply to Jakub Jelinek from comment #2) > _OPENMP_SIMD is a bad idea, that namespace is reserved for OpenMP, so unless > it shows up in the OpenMP standard, it shouldn't be added.

[Bug fortran/83980] Various issues with character length in array constructors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83980 --- Comment #5 from Harald Anlauf --- (In reply to Dominique d'Humieres from comment #4) > The ICEs have replaced with errors between revisions r256574 (2018-01-12, > ICE) and r256917 (2018-01-20, errors). What is surprising is that pr83823 >

[Bug sanitizer/81715] asan-stack=1 redzone allocation is too inflexible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 Martin Liška changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c++/84493] New: [8 Regression] ICE with invalid cast

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84493 Bug ID: 84493 Summary: [8 Regression] ICE with invalid cast Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: error-recovery, ice-on-invalid-code Severity: normal

[Bug c++/84492] New: [8 Regression] ICE with statement expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84492 Bug ID: 84492 Summary: [8 Regression] ICE with statement expression Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code Severity: normal

[Bug sanitizer/81715] asan-stack=1 redzone allocation is too inflexible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 --- Comment #26 from Arnd Bergmann --- (In reply to Martin Liška from comment #25) > (In reply to Arnd Bergmann from comment #24) > > Ok, I don't have problem to implement the similar behavior in GCC 9. Looks > most > of warnings are in

[Bug libffi/84410] libffi doesn't support riscv now, but not disabled in configure.ac

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84410 --- Comment #3 from Andreas Schwab --- The latest commit in is working well.

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 Aldy Hernandez changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

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[Bug middle-end/84095] [8 Regression] false-positive -Wrestrict warnings for memcpy within array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84095 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/84095] [8 Regression] false-positive -Wrestrict warnings for memcpy within array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84095 --- Comment #18 from Martin Sebor --- Author: msebor Date: Tue Feb 20 20:22:01 2018 New Revision: 257860 URL: https://gcc.gnu.org/viewcvs?rev=257860=gcc=rev Log: PR middle-end/84095 - false-positive -Wrestrict warnings for memcpy within array

[Bug fortran/82976] [8 Regression] Error: non-trivial conversion at assignment since r254526

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82976 --- Comment #9 from Thomas Koenig --- FWITW, here's a shorter test case: PROGRAM main TYPE :: test_typ REAL, ALLOCATABLE :: a(:) END TYPE TYPE(test_typ) :: yy TYPE(test_typ), ALLOCATABLE :: conc(:) conc = [ yy ]

[Bug c++/12333] [DR 272] Explicit call to MyClass::~MyClass() not allowed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12333 --- Comment #17 from AK --- The following workarounds do not emit compiler errors, although I'm not sure if second option is a correct workaround. 1. this->~X(); 2. X::~X(0); FYI, ICC 18 also has the same bug. The first workaround works for

[Bug fortran/83823] [8 Regression] Character length issues with PACK()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83823 Thomas Koenig changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug fortran/48890] [F95] Wrong length of a character component of named constant derived-type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48890 Thomas Koenig changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug fortran/83823] [8 Regression] Character length issues with PACK()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83823 Bug 83823 depends on bug 48890, which changed state. Bug 48890 Summary: [F95] Wrong length of a character component of named constant derived-type https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48890 What|Removed

[Bug fortran/32834] [Meta-bug] 'Fortran 95'-only failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32834 Bug 32834 depends on bug 48890, which changed state. Bug 48890 Summary: [F95] Wrong length of a character component of named constant derived-type https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48890 What|Removed

[Bug target/84479] [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84479 --- Comment #3 from kelvin at gcc dot gnu.org --- I had begun to look at this before Segher resolved it as invalid. One thing I had observed that their are some questionable practices in the rijndael-simd.cpp code. I had not yet dug deeply

[Bug c++/79937] [6/7/8 Regression] ICE in replace_placeholders_r

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79937 Paolo Carlini changed: What|Removed |Added CC||paolo.carlini at oracle dot com ---

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 Jim Wilson changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug libffi/84410] libffi doesn't support riscv now, but not disabled in configure.ac

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84410 --- Comment #2 from Jim Wilson --- FYI There is a libffi port at https://github.com/riscv/riscv-libffi but it is for an old ABI. There are comments in issue 1 pointing at more up to date but still not complete ports.

[Bug fortran/84487] [8 Regression] Large rodate section increase in 465.tonto with r257233

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84487 --- Comment #3 from Janne Blomqvist --- I suspect it's working as intended. From the patch there is this comment which explains in equivalent C code the code which is generated: /* The string copy algorithm below generates code like -

[Bug target/84406] [8 Regression][MSP430] ICE on valid code in find_widening_optab_handler_and_mode, at optabs-query.c:476

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84406 Jeffrey A. Law changed: What|Removed |Added Status|ASSIGNED|RESOLVED CC|

[Bug target/84406] [8 Regression][MSP430] ICE on valid code in find_widening_optab_handler_and_mode, at optabs-query.c:476

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84406 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 19:11:34 2018 New Revision: 257858 URL: https://gcc.gnu.org/viewcvs?rev=257858=gcc=rev Log: PR middle-end/84406 * optabs-query.c

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #14 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:59:22 2018 New Revision: 257857 URL: https://gcc.gnu.org/viewcvs?rev=257857=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #15 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:59:22 2018 New Revision: 257857 URL: https://gcc.gnu.org/viewcvs?rev=257857=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:59:22 2018 New Revision: 257857 URL: https://gcc.gnu.org/viewcvs?rev=257857=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug fortran/48890] [F95] Wrong length of a character component of named constant derived-type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48890 --- Comment #8 from Thomas Koenig --- Author: tkoenig Date: Tue Feb 20 18:57:34 2018 New Revision: 257856 URL: https://gcc.gnu.org/viewcvs?rev=257856=gcc=rev Log: 2018-02-20 Thomas Koenig PR fortran/48890

[Bug fortran/83823] [8 Regression] Character length issues with PACK()

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83823 --- Comment #5 from Thomas Koenig --- Author: tkoenig Date: Tue Feb 20 18:57:34 2018 New Revision: 257856 URL: https://gcc.gnu.org/viewcvs?rev=257856=gcc=rev Log: 2018-02-20 Thomas Koenig PR fortran/48890

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:56 2018 New Revision: 257855 URL: https://gcc.gnu.org/viewcvs?rev=257855=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:56 2018 New Revision: 257855 URL: https://gcc.gnu.org/viewcvs?rev=257855=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #14 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:56 2018 New Revision: 257855 URL: https://gcc.gnu.org/viewcvs?rev=257855=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:01 2018 New Revision: 257854 URL: https://gcc.gnu.org/viewcvs?rev=257854=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:01 2018 New Revision: 257854 URL: https://gcc.gnu.org/viewcvs?rev=257854=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:56:01 2018 New Revision: 257854 URL: https://gcc.gnu.org/viewcvs?rev=257854=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:53:29 2018 New Revision: 257853 URL: https://gcc.gnu.org/viewcvs?rev=257853=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:53:29 2018 New Revision: 257853 URL: https://gcc.gnu.org/viewcvs?rev=257853=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:53:29 2018 New Revision: 257853 URL: https://gcc.gnu.org/viewcvs?rev=257853=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:52:07 2018 New Revision: 257852 URL: https://gcc.gnu.org/viewcvs?rev=257852=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #10 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:52:07 2018 New Revision: 257852 URL: https://gcc.gnu.org/viewcvs?rev=257852=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:52:07 2018 New Revision: 257852 URL: https://gcc.gnu.org/viewcvs?rev=257852=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug target/84479] [8 Regression] cryptopp miscompilation on powerpc64le starting with r256656

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84479 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/79257] spurious -Wformat-overflow=1 warning with -O2 and sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 --- Comment #10 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:49:46 2018 New Revision: 257851 URL: https://gcc.gnu.org/viewcvs?rev=257851=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug tree-optimization/81592] spurious -Wformat-overflow warning with -fsanitize=signed-integer-overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81592 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:49:46 2018 New Revision: 257851 URL: https://gcc.gnu.org/viewcvs?rev=257851=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug middle-end/82123] [7/8 regression] spurious -Wformat-overflow warning for converted vars

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82123 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Tue Feb 20 18:49:46 2018 New Revision: 257851 URL: https://gcc.gnu.org/viewcvs?rev=257851=gcc=rev Log: PR middle-end/82123 PR tree-optimization/81592 PR

[Bug target/84481] [8 Regression] 429.mcf with -O2 regresses by ~6% and ~4%, depending on tuning, on Zen compared to GCC 7.2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84481 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Target

[Bug fortran/83319] [7/8 Regression] ICE on use of allocatable component in derived type coarray defined in module

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83319 Anton Shterenlikht changed: What|Removed |Added CC||mexas at bristol dot ac.uk ---

[Bug c++/84491] New: Multiple inheritance and covariant return types causes internal compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84491 Bug ID: 84491 Summary: Multiple inheritance and covariant return types causes internal compiler error Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity:

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #8 from Ian Lance Taylor --- Odd. In any case, the patch is simple: diff --git a/libgo/configure b/libgo/configure index aba4dc39..1b61c9ba 100755 --- a/libgo/configure +++ b/libgo/configure @@ -14210,6 +14210,9 @@ if test

[Bug target/84490] New: 436.cactusADM regressed by 6-8% percent with -Ofast on Zen, compared to gcc 7.2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84490 Bug ID: 84490 Summary: 436.cactusADM regressed by 6-8% percent with -Ofast on Zen, compared to gcc 7.2 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity:

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #7 from Andreas Schwab --- The patch file link.

[Bug c++/84489] New: Non-type template parameter dependency

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84489 Bug ID: 84489 Summary: Non-type template parameter dependency Product: gcc Version: 7.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug debug/83935] DWARF for a variant part is incorrect

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83935 --- Comment #9 from Tom Tromey --- (In reply to Pierre-Marie de Rodat from comment #8) > Understood, thank you for the notice! As we have to tweak the spec one way > or another for Ada, I suggest indeed we keep the way things are implemented >

[Bug c/84483] powerpc sub-optimal code generation - conditional relative branch to and over blr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84483 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #6 from Ian Lance Taylor --- Give me a hint: what doesn't work?

[Bug target/82096] [6 Regression] ICE in int_mode_for_mode, at stor-layout.c:403 with arm-linux-gnueabi

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82096 ktkachov at gcc dot gnu.org changed: What|Removed |Added Summary|[6/7 Regression] ICE in |[6 Regression] ICE in

[Bug c++/84488] Incorrect "set but not used" warning for static_cast(double)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84488 --- Comment #2 from Jakub Jelinek --- Author: jakub Date: Tue Feb 20 17:00:23 2018 New Revision: 257850 URL: https://gcc.gnu.org/viewcvs?rev=257850=gcc=rev Log: PR c++/84488 * g++.dg/warn/Wunused-var-30.C: New test. Added:

[Bug c++/84488] Incorrect "set but not used" warning for static_cast(double)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84488 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug c++/84488] New: Incorrect "set but not used" warning for static_cast(double)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84488 Bug ID: 84488 Summary: Incorrect "set but not used" warning for static_cast(double) Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/29616] Run-time check using nullified pointers and deallocated variables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=29616 --- Comment #5 from Dominique d'Humieres --- Compiling the test in comment 0 with -fcheck=all gives At line 5 of file pr29616.f90 Fortran runtime error: Pointer actual argument 'r' is not associated since at least 4.8.

[Bug fortran/84487] [8 Regression] Large rodate section increase in 465.tonto with r257233

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84487 Martin Liška changed: What|Removed |Added Keywords||needs-reduction --- Comment #2 from

[Bug sanitizer/81715] asan-stack=1 redzone allocation is too inflexible

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715 --- Comment #25 from Martin Liška --- (In reply to Arnd Bergmann from comment #24) > (In reply to Martin Liška from comment #23) > > > That's definitely possible for GCC 9. Question is whether such change will > > be sufficient for you. Do you

[Bug fortran/82814] ICE from submodule character function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82814 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING Known to work|

[Bug fortran/78990] [6/7/8 Regression] ICE when assigning polymorphic array function result

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78990 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING --- Comment #5 from

[Bug fortran/79072] ICE with class(*) pointer function result and character value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79072 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING Known to work|

[Bug fortran/84487] [8 Regression] Large rodate section increase in 465.tonto with r257233

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84487 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug fortran/84487] New: [8 Regression] Large rodate section increase in 465.tonto with r257233

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84487 Bug ID: 84487 Summary: [8 Regression] Large rodate section increase in 465.tonto with r257233 Product: gcc Version: unknown Status: UNCONFIRMED Severity:

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #5 from Andreas Schwab --- That doesn't work.

[Bug target/84371] test case gcc.target/powerpc/builtins-3.c fails on power9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84371 --- Comment #5 from Carl Love --- Will, I am guessing the recent changes that I made to the vec_neg builtin might be getting you. The vec_neg was orignially using P7 expansion macros but it used P8 rtl so when compiled with -mcpu=power7 the

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #4 from Ian Lance Taylor --- To get the change from https://golang.org/cl/95436 in the form of a patch, click on the download link (middle of the screen on the right) then click on one of the "patch file" links at the bottom of the

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 --- Comment #7 from Aldy Hernandez --- Ok. Will do. On Feb 20, 2018 15:12, "law at redhat dot com" wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 > > Jeffrey A. Law changed: > >What

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #20 from Martin Liška --- Ok, so the PR is still marked as P1, so we should probably focus on it. If I'm reading the discussion correctly, there's no consensus about what to do?

[Bug tree-optimization/84478] [8 Regression] pdftex miscompilation on i386

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84478 --- Comment #2 from Jakub Jelinek --- Created attachment 43474 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43474=edit gcc8-pr84478.patch Untested fix. Sadly the warning code for some weird reason relies on the bogus PHI handling

[Bug tree-optimization/84486] New: code hoisting removes alignment assumption

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84486 Bug ID: 84486 Summary: code hoisting removes alignment assumption Product: gcc Version: 7.3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/84485] New: [6/7 Regression] Vectorising zero-stride rmw operation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84485 Bug ID: 84485 Summary: [6/7 Regression] Vectorising zero-stride rmw operation Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #3 from Andreas Schwab --- https://golang.org/cl/95436 doesn't contain any patch.

[Bug c/84229] A valid code rejected with -flto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84229 --- Comment #4 from Jan Hubicka --- For reference, this is open implementation from Jessie version of glibc that trigeers the issue __fortify_function int open (const char *__path, int

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #2 from Andreas Schwab --- contains a preliminary patch to add support for riscv, you also need

[Bug c/84229] A valid code rejected with -flto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84229 Jan Hubicka changed: What|Removed |Added CC||hubicka at gcc dot gnu.org --- Comment #3

[Bug go/84484] libgo configure tests fail to find -latomic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84484 --- Comment #1 from Ian Lance Taylor --- Does the patch in https://golang.org/cl/95436 fix the problem? Note that there will be other problems building libgo for riscv: it will need to be added to goarch.sh, match.sh, and testsuite/gotest, and

[Bug debug/84408] [8 regression] gcc.dg/plugin/poly-int-07_plugin.c compilation times out with -g

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84408 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #6

[Bug tree-optimization/84419] [8 Regression] SPEC CPU2017/CPU2006 521/621, 527/627, 554/654, 445, 454, 481, 416 runfails after r256628 with march=skylake-avx512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84419 Jeffrey A. Law changed: What|Removed |Added Status|ASSIGNED|RESOLVED CC|

[Bug c++/84453] [8 Regression] ICE in build_type_attribute_qual_variant, at attribs.c:1166

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84453 --- Comment #3 from Jason Merrill --- Hmm, seems like the attribute-less variant isn't being found by type_hash_canon for some reason. I guess because nothing actually uses it, so GC discards it, because the type table has been marked as

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