[Bug libgcc/85388] config/i386/morestack.S is incompatible with CET

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85388 --- Comment #1 from H.J. Lu --- I am testing this patch: diff --git a/gcc/config/i386/cet.h b/gcc/config/i386/cet.h index 9dca41bad2d..309d90ec87c 100644 --- a/gcc/config/i386/cet.h +++ b/gcc/config/i386/cet.h @@ -33,12 +33,14 @@ #ifdef __ASSEM

[Bug libgcc/85388] New: config/i386/morestack.S is incompatible with CET

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85388 Bug ID: 85388 Summary: config/i386/morestack.S is incompatible with CET Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c/85365] -Wrestrict false positives with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85365 Martin Sebor changed: What|Removed |Added CC||msebor at gcc dot gnu.org --- Comment #3

[Bug c++/85112] [8 Regression] ICE with invalid constexpr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85112 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug middle-end/85369] no -Wstringop-overflow for a strcpy / stpcpy call with a nonstring pointer when providing movstr pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85369 Martin Sebor changed: What|Removed |Added Keywords||patch Status|NEW

[Bug c++/85385] [8 Regression] Bogus "macro had not yet been defined" message when macro used with wrong arg count

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85385 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/85385] [8 Regression] Bogus "macro had not yet been defined" message when macro used with wrong arg count

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85385 --- Comment #1 from David Malcolm --- Author: dmalcolm Date: Thu Apr 12 23:44:09 2018 New Revision: 259360 URL: https://gcc.gnu.org/viewcvs?rev=259360&root=gcc&view=rev Log: Prevent erroneous "macro had not yet been defined" messages (PR c++/853

[Bug fortran/85387] New: incorrect output with optimization /= 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85387 Bug ID: 85387 Summary: incorrect output with optimization /= 0 Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran

[Bug testsuite/85346] gfortran.dg/do_concurrent_5.f90 FAILs with --disable-libgomp

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85346 Thomas Koenig changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/83660] ICE with vec_extract inside expression statement

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83660 acsawdey at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED Assignee

[Bug testsuite/85346] gfortran.dg/do_concurrent_5.f90 FAILs with --disable-libgomp

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85346 --- Comment #8 from Thomas Koenig --- Author: tkoenig Date: Thu Apr 12 21:58:54 2018 New Revision: 259359 URL: https://gcc.gnu.org/viewcvs?rev=259359&root=gcc&view=rev Log: 2018-04-12 Thomas Koenig PR fortran/83064 PR testsui

[Bug fortran/83064] DO CONCURRENT and auto-parallelization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83064 --- Comment #29 from Thomas Koenig --- Author: tkoenig Date: Thu Apr 12 21:58:54 2018 New Revision: 259359 URL: https://gcc.gnu.org/viewcvs?rev=259359&root=gcc&view=rev Log: 2018-04-12 Thomas Koenig PR fortran/83064 PR testsu

[Bug target/83660] ICE with vec_extract inside expression statement

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83660 acsawdey at gcc dot gnu.org changed: What|Removed |Added CC||acsawdey at gcc dot gnu.org

[Bug fortran/85364] -fopenmp should not put array in program on the stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85364 Harald Anlauf changed: What|Removed |Added CC||anlauf at gmx dot de --- Comment #4 from

[Bug fortran/85364] -fopenmp should not put array in program on the stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85364 --- Comment #3 from Jakub Jelinek --- If it is about variables in MAIN__ and not say variables inside of BLOCK inside of MAIN__, then perhaps. For BLOCK, I wonder about stuff like: !$omp parallel block integer :: i i = ... use (i

[Bug c++/85363] Throwing exception from member constructor (brace initializer vs initializer list)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85363 Marek Polacek changed: What|Removed |Added CC||mpolacek at gcc dot gnu.org --- Comment

[Bug fortran/85364] -fopenmp should not put array in program on the stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85364 Thomas Koenig changed: What|Removed |Added Keywords||wrong-code --- Comment #2 from Thomas Ko

[Bug middle-end/85359] duplicate -Wstringop-overflow for a strcmp call with a nonstring pointer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85359 Martin Sebor changed: What|Removed |Added Keywords||patch --- Comment #2 from Martin Sebor -

[Bug c++/85386] ICE when applying noexcept operator to default constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85386 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug jit/85384] libgccjit does not work if --with-gcc-major-version is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85384 --- Comment #2 from David Malcolm --- Candidate patch: https://gcc.gnu.org/ml/gcc-patches/2018-04/msg00638.html

[Bug c/85365] -Wrestrict false positives with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85365 --- Comment #2 from Marek Polacek --- We warn because we see strcpy (0B, 0B); created by jump threading (in a BB that is not reachable).

[Bug c++/85386] ICE when applying noexcept operator to default constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85386 --- Comment #1 from andysem at mail dot ru --- Apparently, the is_nothrow_default_constructible workaround doesn't work reliably either, at least not in the full code base from which this testcase was reduced.

[Bug c++/85386] New: ICE when applying noexcept operator to default constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85386 Bug ID: 85386 Summary: ICE when applying noexcept operator to default constructor Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Pri

[Bug c/85365] -Wrestrict false positives with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85365 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/85258] [7/8 Regression] ICE with invalid range-based for-loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85258 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/85356] [7 Regression] ICE with operator=

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85356 --- Comment #2 from Jason Merrill --- Author: jason Date: Thu Apr 12 20:03:33 2018 New Revision: 259356 URL: https://gcc.gnu.org/viewcvs?rev=259356&root=gcc&view=rev Log: PR c++/85356 - ICE with pointer to member function. * pt.

[Bug c++/85258] [7/8 Regression] ICE with invalid range-based for-loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85258 --- Comment #2 from Marek Polacek --- Author: mpolacek Date: Thu Apr 12 20:02:47 2018 New Revision: 259355 URL: https://gcc.gnu.org/viewcvs?rev=259355&root=gcc&view=rev Log: PR c++/85258 * constexpr.c (reduced_constant_expression

[Bug target/85291] ICE in extract_insn, at recog.c:2304

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85291 --- Comment #6 from Segher Boessenkool --- Author: segher Date: Thu Apr 12 20:01:37 2018 New Revision: 259354 URL: https://gcc.gnu.org/viewcvs?rev=259354&root=gcc&view=rev Log: rs6000: Fix an ICE with -mno-direct-move (PR85291) PR targ

[Bug target/85291] ICE in extract_insn, at recog.c:2304

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85291 Segher Boessenkool changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/85381] [og7, nvptx, openacc] parallel-loop-1.c fails with default vector length 128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85381 cesar at gcc dot gnu.org changed: What|Removed |Added CC||cesar at gcc dot gnu.org --- C

[Bug debug/83157] [6/7/8 regression] gcc.dg/guality/pr41616-1.c fail, inline instances refer to concrete instance as abstract origin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83157 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Known to work|

[Bug debug/83157] [6/7/8 regression] gcc.dg/guality/pr41616-1.c fail, inline instances refer to concrete instance as abstract origin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83157 --- Comment #18 from Jakub Jelinek --- Author: jakub Date: Thu Apr 12 19:30:00 2018 New Revision: 259353 URL: https://gcc.gnu.org/viewcvs?rev=259353&root=gcc&view=rev Log: PR debug/83157 * var-tracking.c (add_stores): Handle STRI

[Bug libstdc++/66145] [5/6/7 Regression] std::ios_base::failure objects thrown from libstdc++.so use old ABI

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66145 Bug 66145 depends on bug 85222, which changed state. Bug 85222 Summary: [7 Regression] ABI breakage of __throw_ios_failure by r244498 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85222 What|Removed |Added --

[Bug libstdc++/85222] [7 Regression] ABI breakage of __throw_ios_failure by r244498

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85222 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/85222] [7 Regression] ABI breakage of __throw_ios_failure by r244498

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85222 --- Comment #22 from Jonathan Wakely --- Author: redi Date: Thu Apr 12 19:06:50 2018 New Revision: 259352 URL: https://gcc.gnu.org/viewcvs?rev=259352&root=gcc&view=rev Log: PR libstdc++/85222 allow catching iostream errors as gcc4-compatible ios

[Bug c++/85385] New: [8 Regression] Bogus "macro had not yet been defined" message when macro used with wrong arg count

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85385 Bug ID: 85385 Summary: [8 Regression] Bogus "macro had not yet been defined" message when macro used with wrong arg count Product: gcc Version: 8.0 Status: UNCONFIRMED

[Bug middle-end/85359] duplicate -Wstringop-overflow for a strcmp call with a nonstring pointer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85359 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/85369] no -Wstringop-overflow for a strcpy / stpcpy call with a nonstring pointer when providing movstr pattern

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85369 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/84955] [7/8 Regression] Incorrect OpenACC tile expansion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84955 --- Comment #6 from cesar at gcc dot gnu.org --- I reverted that patch from trunk, and will revisit this issue during stage1. It should be noted that GCC also chokes with any empty OpenACC loop in general.

[Bug middle-end/85383] [8 regression] many ICE failures at gcc/toplev.c:325 starting with r259346

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85383 --- Comment #3 from cesar at gcc dot gnu.org --- I ended up reverting the patch in r259351. It should be working now.

[Bug middle-end/85383] [8 regression] many ICE failures at gcc/toplev.c:325 starting with r259346

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85383 Steve Ellcey changed: What|Removed |Added CC||sje at gcc dot gnu.org --- Comment #2 fro

[Bug jit/85384] libgccjit does not work if --with-gcc-major-version is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85384 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug jit/85384] libgccjit does not work if --with-gcc-major-version is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85384 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug jit/85384] New: libgccjit does not work if --with-gcc-major-version is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85384 Bug ID: 85384 Summary: libgccjit does not work if --with-gcc-major-version is used Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Prio

[Bug middle-end/85383] [8 regression] many ICE failures at gcc/toplev.c:325 starting with r259346

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85383 --- Comment #1 from cesar at gcc dot gnu.org --- I'm building a power8 toolchain right now. If the fix isn't immediately obvious, I'll revert that patch for pr84955. After all, empty loops are uninteresting in OpenACC.

[Bug middle-end/85383] New: [8 regression] many ICE failures at gcc/toplev.c:325 starting with r259346

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85383 Bug ID: 85383 Summary: [8 regression] many ICE failures at gcc/toplev.c:325 starting with r259346 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #20 from Jakub Jelinek --- Are you configuring gcc against binutils 2.30+ and then assembling stuff with older binutils? You can always use -gno-as-locview-support even in that case, but the general assumption is if you configure agai

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #19 from Dmitry Vyukov --- When I am trying to build anything with -g on a machine with binutils 2.26.1 I am getting: /tmp/ccTFsPnM.s: Assembler messages: /tmp/ccTFsPnM.s:11: Error: unknown .loc sub-directive `view' /tmp/ccTFsPnM.s:1

[Bug target/85347] New testcase vec-ldl-1.c FAILs on powerpc64-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85347 kelvin at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|-

[Bug libgcc/85334] Shadow stack isn't unwound properly through signal handler

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85334 --- Comment #2 from H.J. Lu --- (In reply to H.J. Lu from comment #1) > My patch doesn't fix g++.dg/eh/sighandle.C compiled with > > -O2 -fcf-protection -mcet It is because (gdb) bt #0 _Unwind_RaiseException (exc=exc@entry=0x416ed0) at /e

[Bug fortran/85357] gfortran versions 7.2.0/8.0.1 reject F03 procedure overriding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85357 --- Comment #3 from Dominique d'Humieres --- gfortran 4.8.2 gives ... Error: Non-polymorphic passed-object dummy argument of 'summation' at (1)

[Bug middle-end/85382] New: code compiled with fno-builtin uses builtin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85382 Bug ID: 85382 Summary: code compiled with fno-builtin uses builtin Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middl

[Bug fortran/85357] gfortran versions 7.2.0/8.0.1 reject F03 procedure overriding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85357 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/84369] test case gcc.dg/sms-10.c fails on power9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84369 Peter Bergner changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/85190] [8 Regression] gcc.dg/vect/pr81196.c FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85190 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug rtl-optimization/79916] ICE in Max. number of generated reload insns per insn is achieved (90)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79916 --- Comment #9 from Vladimir Makarov --- I've reproduced one test bug on my machine by using: ./cc1 -I. ../../gcc/gcc/testsuite/gcc.dg/dfp/pr41049.c -fno-expensive-optimizations --param ira-max-conflict-table-size=0 -mpopcntd -O3 I think the fi

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/85347] New testcase vec-ldl-1.c FAILs on powerpc64-linux

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85347 --- Comment #2 from kelvin at gcc dot gnu.org --- Author: kelvin Date: Thu Apr 12 16:16:08 2018 New Revision: 259350 URL: https://gcc.gnu.org/viewcvs?rev=259350&root=gcc&view=rev Log: gcc/testsuite/ChangeLog: 2018-04-12 Kelvin Nilsen

[Bug fortran/85357] gfortran versions 7.2.0/8.0.1 reject F03 procedure overriding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85357 c...@mnet-mail.de changed: What|Removed |Added Summary|Regression: gfortran|gfortran versions |

[Bug rtl-optimization/84659] [6/7 Regression] ICE: Segmentation fault (stack overflow in bb_note) w/ selective scheduling

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84659 Bug 84659 depends on bug 85354, which changed state. Bug 85354 Summary: [8 regression] ICE with gcc.dg/graphite/pr84872.c starting with r259313 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85354 What|Removed |A

[Bug rtl-optimization/85354] [8 regression] ICE with gcc.dg/graphite/pr84872.c starting with r259313

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85354 Alexander Monakov changed: What|Removed |Added Status|NEW |RESOLVED Blocks|

[Bug rtl-optimization/85354] [8 regression] ICE with gcc.dg/graphite/pr84872.c starting with r259313

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85354 --- Comment #4 from Alexander Monakov --- Author: amonakov Date: Thu Apr 12 15:40:44 2018 New Revision: 259348 URL: https://gcc.gnu.org/viewcvs?rev=259348&root=gcc&view=rev Log: sel-sched: move cleanup_cfg before calculate_dominance_info (PR 853

[Bug c++/84733] [8 Regression] internal compiler error: Segmentation fault (check_local_shadow())

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84733 Paolo Carlini changed: What|Removed |Added CC||paolo.carlini at oracle dot com --- Comm

[Bug target/85381] New: [og7, nvptx, openacc] parallel-loop-1.c fails with default vector length 128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85381 Bug ID: 85381 Summary: [og7, nvptx, openacc] parallel-loop-1.c fails with default vector length 128 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: norm

[Bug fortran/83064] DO CONCURRENT and auto-parallelization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83064 Christophe Lyon changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #

[Bug target/85238] [8 Regression] lto-wrapper: fatal error: simple_object_copy_lto_debug_sections not implemented: Invalid argument on Cygwin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85238 Eric Botcazou changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/85238] [8 Regression] lto-wrapper: fatal error: simple_object_copy_lto_debug_sections not implemented: Invalid argument on Cygwin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85238 --- Comment #25 from Eric Botcazou --- Author: ebotcazou Date: Thu Apr 12 14:18:17 2018 New Revision: 259347 URL: https://gcc.gnu.org/viewcvs?rev=259347&root=gcc&view=rev Log: PR target/85238 * lto-wrapper.c (debug_objcopy): Open

[Bug target/85246] [og7, nvptx, openacc] gemm.f90 fails with -mlong-vector-in-workers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85246 Tom de Vries changed: What|Removed |Added Keywords||wrong-code Status|UNCONFIRMED

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #18 from Jakub Jelinek --- I will, once I bootstrap/regtest it fully on a couple of targets.

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #17 from chefmax at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #15) > (In reply to chefmax from comment #14) > > (In reply to Jakub Jelinek from comment #13) > > > or introduce a new virtual pseudo register that vregs

[Bug tree-optimization/81184] [8 regression] gcc.dg/pr21643.c and gcc.dg/tree-ssa/phi-opt-11.c fail starting with r249450

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81184 --- Comment #11 from seurer at gcc dot gnu.org --- I dug through my logs and the last failures I saw for phi-opt-11.c and pr21643.c on powerpc64 were in mid January immediately before Eric's patch.

[Bug ada/85380] New: gnatbind fails with small executable & restricted runtime

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85380 Bug ID: 85380 Summary: gnatbind fails with small executable & restricted runtime Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Prio

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #6

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 --- Comment #5 from Jakub Jelinek --- There is nothing weird about what cprop1 does, __builtin_ffs (0) is known to be 0, with so many disabled optimizations we just don't optimize it away nor simplify earlier. So the mov eax, 0 # tm

[Bug c++/85258] [7/8 Regression] ICE with invalid range-based for-loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85258 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug gcov-profile/85377] [GCOV] Wrong coverage with label and if(cond) break in while(1)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85377 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/84955] [7/8 Regression] Incorrect OpenACC tile expansion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84955 --- Comment #5 from cesar at gcc dot gnu.org --- Author: cesar Date: Thu Apr 12 13:15:45 2018 New Revision: 259346 URL: https://gcc.gnu.org/viewcvs?rev=259346&root=gcc&view=rev Log: PR middle-end/84955 gcc/ * lto-streamer-out.c (

[Bug libgcc/85379] New: Missing ENDBR in __stack_split_initialize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85379 Bug ID: 85379 Summary: Missing ENDBR in __stack_split_initialize Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libgcc

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #16 from Dmitry Vyukov --- Here is disasm of the function with the patch: https://gist.githubusercontent.com/dvyukov/e9dca961ceb436049cf5881b3307b104/raw/05ed3daff60d00eb71ca7a85be707d6d5eca3c47/gistfile1.txt And the epilogue:

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 --- Comment #4 from Richard Biener --- Thus looks like a cselib issue to me.

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 --- Comment #3 from Richard Biener --- -fdisable-rtl-cprop2 -fdisable-rtl-cprop1 fixes it, likewise -fdisable-rtl-cse_local: > diff -u t.c.245r.cprop2 t.c.247r.cse_local ... - 41: r194:SI=0x20 - REG_DEAD r91:HI 42: r108:QI=0 - 43: {

[Bug target/81652] [meta-bug] -fcf-protection=full -mcet bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81652 Bug 81652 depends on bug 85378, which changed state. Bug 85378 Summary: -fsplit-stack is incompatible with -fcf-protection -mcet https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85378 What|Removed |Added ---

[Bug target/85378] -fsplit-stack is incompatible with -fcf-protection -mcet

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85378 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug tree-optimization/85360] FAIL: gfortran.dg/deallocate_stat.f90 -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions (ICE)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85360 --- Comment #2 from dave.anglin at bell dot net --- On 2018-04-12 3:43 AM, rguenth at gcc dot gnu.org wrote: > Any special > configury required? No.

[Bug target/85246] [og7, nvptx, openacc] gemm.f90 fails with -mlong-vector-in-workers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85246 --- Comment #5 from Tom de Vries --- Created attachment 43921 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43921&action=edit 0002-nvptx-Fix-propagation-of-branch-cond-in-vw-neutered-code.patch Tentative fix.

[Bug target/85246] [og7, nvptx, openacc] gemm.f90 fails with -mlong-vector-in-workers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85246 --- Comment #4 from Tom de Vries --- Created attachment 43920 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43920&action=edit 0001-nvptx-Simplifly-logic-in-nvptx_single.patch NFC patch to make fix easier

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 --- Comment #2 from Jakub Jelinek --- Started with r257852.

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug lto/85371] [8 Regression] Compiling code with -g -flto gives an ICE on darwin after revision r259317

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85371 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/85378] New: -fsplit-stack is incompatible with -fcf-protection -mcet

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85378 Bug ID: 85378 Summary: -fsplit-stack is incompatible with -fcf-protection -mcet Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Prior

[Bug target/85246] [og7, nvptx, openacc] gemm.f90 fails with -mlong-vector-in-workers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85246 --- Comment #3 from Tom de Vries --- (In reply to Tom de Vries from comment #1) > I went through a couple of cycles of minimizing the failure, seeing > something suspicious, modifying by hand or writing a tentative patch, but > every time I went

[Bug target/85328] [8 Regression] accessing ymm16 with non-avx512 instruction form

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85328 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/85371] [8 Regression] Compiling code with -g -flto gives an ICE on darwin after revision r259317

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85371 --- Comment #3 from Richard Biener --- Author: rguenth Date: Thu Apr 12 12:27:14 2018 New Revision: 259345 URL: https://gcc.gnu.org/viewcvs?rev=259345&root=gcc&view=rev Log: 2018-04-12 Richard Biener PR lto/85371 * dwarf2out.

[Bug target/85246] [og7, nvptx, openacc] gemm.f90 fails with -mlong-vector-in-workers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85246 --- Comment #2 from Tom de Vries --- (In reply to Tom de Vries from comment #1) > I went through a couple of cycles of minimizing the failure, seeing > something suspicious, modifying by hand or writing a tentative patch, but > every time I went

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #15 from Jakub Jelinek --- (In reply to chefmax from comment #14) > (In reply to Jakub Jelinek from comment #13) > > or introduce a new virtual pseudo register that vregs pass would map > > directly to dynamic_offset. > > Yeah, that

[Bug tree-optimization/85375] possible missed optimisation / regression from 6.3 with while (__builtin_ffs(x) && x)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85375 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/85376] [8 Regression] wrong code with -Og -fno-dce -fgcse -fno-tree-ccp -fno-tree-copy-prop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85376 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #14 from chefmax at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #13) > or introduce a new virtual pseudo register that vregs pass would map directly > to dynamic_offset. Yeah, that's what I though about (LLVM does pre

[Bug sanitizer/85230] asan: false positives in kernel on allocas

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85230 --- Comment #13 from Jakub Jelinek --- Created attachment 43919 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43919&action=edit gcc8-pr85230.patch So, if you want to add STACK_DYNAMIC_OFFSET to new_sp for the second argument, then we coul

[Bug gcov-profile/85377] New: [GCOV] Wrong coverage with label and if(cond) break in while(1)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85377 Bug ID: 85377 Summary: [GCOV] Wrong coverage with label and if(cond) break in while(1) Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

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