[Bug testsuite/79272] FAIL: gcc.dg/ipa/pr77653.c scan-ipa-dump icf "Not unifying; alias cannot be created; target is discardable"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79272 --- Comment #5 from Martin Liška --- Created attachment 40634 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40634=edit Patch candidate Thanks for dumps. This patch should fix your problems. Can you please test that before I'll send that

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #28 from Eric Botcazou --- > Well, at least at this point in GCC 7 development the fewer architectures we > change the better. Sure, but by changing the middle-end, you change all the architectures at once and may break a fair

[Bug c++/79300] Wrong diagnostics position

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79300 Richard Biener changed: What|Removed |Added Version|unknown |7.0 Target Milestone|7.0

[Bug libgcc/79280] mbtowc converts only one byte

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79280 --- Comment #2 from Jan Turoň --- setlocale does some change, but still not right: My system locale is cs_CZ, the default codepage is 1250, console uses 852. I Have these results, considering this code: const char *str = "ř"; mbtowc(&(a.w),

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #29 from Jakub Jelinek --- (In reply to Eric Botcazou from comment #28) > > Well, at least at this point in GCC 7 development the fewer architectures we > > change the better. > > Sure, but by changing the middle-end, you change all

[Bug tree-optimization/77318] [7 regression] FAIL: gfortran.dg/graphite/pr68279.f90 -O (internal compiler error)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77318 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #27 from Jakub Jelinek --- (In reply to Eric Botcazou from comment #26) > > So do we want a target hook that can override these alignments, or new > > macros for each of the alignments that default to STACK_BOUNDARY? > > No strong

[Bug middle-end/61677] False positive with -Wmaybe-uninitialized (predicate analysis, VRP)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61677 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #6

[Bug tree-optimization/79291] r244897 introduces IV related performance issues for daxpy on MIPS by enabling peeling for alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79291 --- Comment #2 from Richard Biener --- It also looks like mips lacks implementation of any of the vectorizer cost hooks and thus defaults to default_builtin_vectorization_cost which means that unaligned loads/stores have double cost. And mips

[Bug c++/79301] New: With -Werror=pedantic outside C++17 mode, __has_cpp_attribute(fallthrough) is nonzero but [[fallthrough]] fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79301 Bug ID: 79301 Summary: With -Werror=pedantic outside C++17 mode, __has_cpp_attribute(fallthrough) is nonzero but [[fallthrough]] fails Product: gcc Version: 7.0

[Bug c++/79296] [7 Regression] ICE in mangle_decl, at cp/mangle.c:3845

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79296 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug middle-end/79297] [7 Regression] ICE (segfault) in main_block_label

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79297 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug target/79299] [7 Regression] Operand size mismatch for `vpgatherqd' w/ -O3 -masm=intel -mavx512bw

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79299 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug c++/79298] [7 Regression] ICE on invalid C++ code on x86_64-linux-gnu: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79298 Richard Biener changed: What|Removed |Added Keywords||error-recovery Priority|P3

[Bug tree-optimization/79286] [7 Regression] wrong code at -O3 on x86_64-linux-gnu in 32-bit mode (but not in 64-bit mode)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79286 Martin Liška changed: What|Removed |Added CC||amodra at gcc dot gnu.org --- Comment #4

[Bug middle-end/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664 --- Comment #13 from Richard Earnshaw --- (In reply to Segher Boessenkool from comment #12) > new_ready just adds insns to the ready list. High latency isn't > directly a problem: if we can schedule a high latency insn early > speculatively,

[Bug tree-optimization/71691] [6 Regression] wrong code at -O3 in both 32-bit and 64-bit modes on x86_64-linux-gnu (Floating point exception)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71691 Aldy Hernandez changed: What|Removed |Added Summary|[6/7 Regression] wrong code |[6 Regression] wrong code

[Bug tree-optimization/71311] [7 Regression] spec2006 test case 416.gamess fails since r235817

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71311 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #24 from Eric Botcazou --- The root cause of this mess is actually init_emit: REGNO_POINTER_ALIGN (VIRTUAL_INCOMING_ARGS_REGNUM) = STACK_BOUNDARY; REGNO_POINTER_ALIGN (VIRTUAL_STACK_VARS_REGNUM) = STACK_BOUNDARY;

[Bug target/79282] [7 Regresion] FAIL: gcc.target/arm/neon-for-64bits-1.c scan-assembler-times vshr 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79282 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/79285] [7 Regression] new valgrind error in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79285 --- Comment #3 from Martin Liška --- Author: marxin Date: Tue Jan 31 10:54:41 2017 New Revision: 245058 URL: https://gcc.gnu.org/viewcvs?rev=245058=gcc=rev Log: Call symbol_summary<>::release instead of ~symbol_summary (PR ipa/79285).

[Bug tree-optimization/77318] [7 regression] FAIL: gfortran.dg/graphite/pr68279.f90 -O (internal compiler error)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77318 --- Comment #10 from Richard Biener --- Ok, so the issue is we have a region that is inside of loop 1 but does not fully cover it and in /* Returns a linear expression for tree T evaluated in PBB. */ static isl_pw_aff *

[Bug tree-optimization/71691] [6/7 Regression] wrong code at -O3 in both 32-bit and 64-bit modes on x86_64-linux-gnu (Floating point exception)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71691 --- Comment #21 from Aldy Hernandez --- Author: aldyh Date: Tue Jan 31 10:30:47 2017 New Revision: 245057 URL: https://gcc.gnu.org/viewcvs?rev=245057=gcc=rev Log: PR tree-optimization/71691 * bitmap.h (class auto_bitmap): New.

[Bug libgcc/79280] mbtowc converts only one byte

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79280 Jan Turoň changed: What|Removed |Added Resolution|INVALID |WORKSFORME

[Bug debug/70578] internal compiler error: in output_index_string, at dwarf2out.c with -gsplit-dwarf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70578 ishikawa,chiaki changed: What|Removed |Added CC||ishikawa at yk dot rim.or.jp ---

[Bug c++/79290] [7 Regression] forming pointer to member function tries to access "__pfn"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79290 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug tree-optimization/79286] [7 Regression] wrong code at -O3 on x86_64-linux-gnu in 32-bit mode (but not in 64-bit mode)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79286 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Status|NEW

[Bug ipa/79285] [7 Regression] new valgrind error in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79285 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug tree-optimization/79284] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu: verify_gimple failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79284 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Priority|P3

[Bug c++/79267] [6/7 Regression] internal compiler error with -O3 or -O2 -finline-functions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79267 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Tue Jan 31 08:33:36 2017 New Revision: 245053 URL: https://gcc.gnu.org/viewcvs?rev=245053=gcc=rev Log: PR tree-optimization/79267 * value-prof.c (gimple_ic): Only drop

[Bug c++/79300] New: Wrong diagnostics position

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79300 Bug ID: 79300 Summary: Wrong diagnostics position Product: gcc Version: unknown Status: UNCONFIRMED Keywords: diagnostic Severity: normal Priority: P3

[Bug c++/70844] spurious -Wuseless-cast warning with inherited constructors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70844 TC changed: What|Removed |Added CC||rs2740 at gmail dot com --- Comment #1 from TC

[Bug tree-optimization/79286] [7 Regression] wrong code at -O3 on x86_64-linux-gnu in 32-bit mode (but not in 64-bit mode)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79286 Richard Biener changed: What|Removed |Added Status|ASSIGNED|NEW Assignee|rguenth at gcc

[Bug debug/70578] internal compiler error: in output_index_string, at dwarf2out.c with -gsplit-dwarf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70578 --- Comment #3 from ishikawa,chiaki --- I noticed that in my case, it could be related to a name space issue since U_NAMESPACE_END "}}" is to close the corresponding U_NAMESPACE_BEGIN "extern "C++" "{ namespace U_ICU_NAMESPACE {".

[Bug c++/79300] Wrong diagnostics position

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79300 Martin Liška changed: What|Removed |Added Target Milestone|--- |7.0 Known to fail|

[Bug target/79282] [7 Regresion] FAIL: gcc.target/arm/neon-for-64bits-1.c scan-assembler-times vshr 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79282 --- Comment #3 from Christophe Lyon --- I don't remember well, but it could be related to Richard's comment about cleaning the onlya8 flag: https://gcc.gnu.org/ml/gcc-patches/2012-12/msg01063.html

[Bug c++/79294] [7 Regression] ICE in convert_nontype_argument, at cp/pt.c:6812

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79294 Richard Biener changed: What|Removed |Added Priority|P3 |P1

[Bug target/79295] [7 regression] gcc.target/powerpc/bcd-3.c fails starting with r244942

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79295 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #25 from Jakub Jelinek --- So do we want a target hook that can override these alignments, or new macros for each of the alignments that default to STACK_BOUNDARY?

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #26 from Eric Botcazou --- > So do we want a target hook that can override these alignments, or new > macros for each of the alignments that default to STACK_BOUNDARY? No strong opinion, but IMO the main issue is to arrange for the

[Bug tree-optimization/79291] r244897 introduces alias related performance issues for daxpy on MIPS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79291 Richard Biener changed: What|Removed |Added Target||mips32r2 Summary|r244397

[Bug fortran/79313] associate statement inside openmp loop breaks OMP intrinisics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79313 --- Comment #1 from Michael Levy --- It looks like I accidentally attached the toy problem with the offending lines commented out... uncomment lines 27 & 29 to create build issue. Sorry!

[Bug libstdc++/77704] Data race on std::ctype

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77704 Jonathan Wakely changed: What|Removed |Added Last reconfirmed|2016-09-23 00:00:00 |2017-2-1 --- Comment #3 from Jonathan

[Bug middle-end/37951] -ftree-parallelize-loops=2 fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37951 Andrew Pinski changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug tree-optimization/79315] New: ICE while building SPEC CPU 2006 FP with -Ofast -ftree-parallelize-loops

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79315 Bug ID: 79315 Summary: ICE while building SPEC CPU 2006 FP with -Ofast -ftree-parallelize-loops Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords:

[Bug libquadmath/79317] New: logq is returning double precision results

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79317 Bug ID: 79317 Summary: logq is returning double precision results Product: gcc Version: 5.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug tree-optimization/38168] failure in gamess benchmark when -ftree-parallelize-loops=4 is enabled

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38168 Andrew Pinski changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug tree-optimization/38170] diff failure in cactusADM benchmark when -ftree-parallelize-loops=4 is enabled

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38170 Andrew Pinski changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug fortran/79313] New: associate statement inside openmp loop breaks OMP intrinisics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79313 Bug ID: 79313 Summary: associate statement inside openmp loop breaks OMP intrinisics Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/79315] ICE while building SPEC CPU 2006 FP with -Ofast -ftree-parallelize-loops

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79315 --- Comment #1 from Andrew Pinski --- gamess also fails the same way.

[Bug fortran/79313] associate statement inside openmp loop breaks OMP intrinisics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79313 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org ---

[Bug c++/79314] New: friend function with qualified name definition

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79314 Bug ID: 79314 Summary: friend function with qualified name definition Product: gcc Version: 5.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug libstdc++/77704] Data race on std::ctype

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77704 htfy96 changed: What|Removed |Added CC||lz96 at foxmail dot com --- Comment #2 from

[Bug fortran/79313] associate statement inside openmp loop breaks OMP intrinisics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79313 --- Comment #3 from Steve Kargl --- On Wed, Feb 01, 2017 at 04:37:52AM +, kargl at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79313 > > --- Comment #2 from kargl at gcc dot gnu.org --- > Your code looks bogus. If

[Bug c++/79316] New: Default parameter values in explicit deduction guides do not work

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79316 Bug ID: 79316 Summary: Default parameter values in explicit deduction guides do not work Product: gcc Version: 7.0.1 Status: UNCONFIRMED Severity: normal

[Bug c++/79318] New: conversion member function preceded with & is not marked as error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79318 Bug ID: 79318 Summary: conversion member function preceded with & is not marked as error Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug c++/79318] conversion member function preceded with & is not marked as error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79318 --- Comment #1 from John Simon --- Full example: #include using namespace std; class Foo { private: int a; public: Foo():a(0){}; int() {return a;}; // this fails with Clang }; int main() { Foo foo; int x = foo;

[Bug ipa/79285] [7 Regression] new valgrind error in build

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79285 Martin Liška changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/79038] Improve PowerPC ISA 3.0 conversion between integers and hardware _Float128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79038 --- Comment #2 from Michael Meissner --- Author: meissner Date: Tue Jan 31 13:38:35 2017 New Revision: 245059 URL: https://gcc.gnu.org/viewcvs?rev=245059=gcc=rev Log: 2017-01-31 Michael Meissner PR

[Bug tree-optimization/79303] ICE: Segmentation fault from apply_schedule_map_to_scop, graphite-optimize-isl.c:429 building 464.h264ref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79303 --- Comment #1 from Richard Biener --- segfault occurs within ISL with isl 0.14 but not with isl 0.16.1 so not sure if worth pursuing (well, I guess not).

[Bug c++/79304] [7 Regression] diagnostic shows bogus expression ((X*)this)->.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79304 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.0

[Bug middle-end/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664 --- Comment #17 from James Greenhalgh --- (In reply to David Edelsohn from comment #16) > > That isn't an argument for -fno-sched-spec, it is an argument for a cost > > model which better matches the cost of the transformation, using the > >

[Bug tree-optimization/79302] [6/7 Regression] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 Martin Liška changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/77687] frame access after release without redzone on powerpc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77687 --- Comment #4 from hainque at adacore dot com --- Thanks again for your help on this Segher! > On Jan 27, 2017, at 01:54 , segher at gcc dot gnu.org > wrote: > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77687 >

[Bug tree-optimization/79302] [6/7 Regression] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 --- Comment #6 from Richard Biener --- But it smells similar to PR77318. gcc_assert (!chrec_contains_undetermined (nb_iters)); nb_iters = scalar_evolution_in_region (region, loop, nb_iters); gcc_assert (!chrec_contains_undetermined

[Bug c++/79304] [7 Regression] diagnostic shows bogus expression ((X*)this)->.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79304 Jonathan Wakely changed: What|Removed |Added CC||jason at gcc dot gnu.org --- Comment

[Bug tree-optimization/79286] [7 Regression] wrong code at -O3 on x86_64-linux-gnu in 32-bit mode (but not in 64-bit mode)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79286 Alan Modra changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug middle-end/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664 --- Comment #14 from Segher Boessenkool --- I'm not sure how to read your remark. An insn where the result is not used is not on the critical path by definition; and you seem to be arguing for -fno-sched-spec by default?

[Bug tree-optimization/79302] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 --- Comment #1 from Richard Biener --- > ./cc1 -quiet -fpreprocessed getopt.i -quiet -dumpbase getopt.c -auxbase-strip > utils/getopt.o -O2 -version -floop-nest-optimize -o getopt.s GNU C11 (GCC) version 7.0.1 20170131 (experimental)

[Bug tree-optimization/79302] [6/7 Regression] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 Martin Liška changed: What|Removed |Added CC||spop at gcc dot gnu.org --- Comment #4

[Bug target/79170] [7 regression] memcmp builtin expansion sequence can overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79170 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug tree-optimization/79303] ICE: Segmentation fault from apply_schedule_map_to_scop, graphite-optimize-isl.c:429 building 464.h264ref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79303 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664 --- Comment #15 from James Greenhalgh --- (In reply to Segher Boessenkool from comment #14) > I'm not sure how to read your remark. An insn where the result is > not used is not on the critical path by definition; and you seem to > be arguing

[Bug tree-optimization/71824] [6/7 Regression] ICE when compiling libiberty with Graphite loop optimizations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71824 --- Comment #8 from Martin Liška --- Full back-trace: 0x1307b83 add_loop_constraints ../../gcc/graphite-sese-to-poly.c:933 0x1307c7b build_iteration_domains ../../gcc/graphite-sese-to-poly.c:1001 0x1307d0a

[Bug tree-optimization/79302] [6/7 Regression] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 --- Comment #8 from Martin Liška --- ICEs with: ./cc1 -fpreprocessed pr79302.i -march=haswell -mmmx -mno-3dnow -msse -msse2 -msse3 -mssse3 -mno-sse4a -mcx16 -msahf -mmovbe -maes -mno-sha -mpclmul -mpopcnt -mabm -mno-lwp -mfma -mno-fma4 -mno-xop

[Bug middle-end/68664] [6/7 Regression] Speculative sqrt in c-ray main loop causes large slow down

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68664 --- Comment #16 from David Edelsohn --- > That isn't an argument for -fno-sched-spec, it is an argument for a cost > model which better matches the cost of the transformation, using the > information available, without bloating the automaton.

[Bug tree-optimization/79302] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 --- Comment #2 from Richard Biener --- Created attachment 40635 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40635=edit autoreduced testcase This one is probably because the region has an entry loop-header -> loop-block and an exit

[Bug tree-optimization/79302] New: ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 Bug ID: 79302 Summary: ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords:

[Bug tree-optimization/79302] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/78597] test case gcc.dg/torture/fp-int-convert-float128-ieee.c (and others) fail starting with r242780

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78597 --- Comment #3 from Michael Meissner --- Author: meissner Date: Tue Jan 31 13:38:35 2017 New Revision: 245059 URL: https://gcc.gnu.org/viewcvs?rev=245059=gcc=rev Log: 2017-01-31 Michael Meissner PR

[Bug tree-optimization/77318] [7 regression] FAIL: gfortran.dg/graphite/pr68279.f90 -O (internal compiler error)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77318 --- Comment #12 from Richard Biener --- Author: rguenth Date: Tue Jan 31 14:44:37 2017 New Revision: 245064 URL: https://gcc.gnu.org/viewcvs?rev=245064=gcc=rev Log: 2017-01-31 Richard Biener PR

[Bug middle-end/78468] [7 regression] libgomp.c/reduction-10.c and many more FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78468 --- Comment #30 from Dominik Vogt --- (In reply to Eric Botcazou from comment #24) > The root cause of this mess is actually init_emit: > > REGNO_POINTER_ALIGN (VIRTUAL_INCOMING_ARGS_REGNUM) = STACK_BOUNDARY; > REGNO_POINTER_ALIGN

[Bug c++/79304] [7 Regression] diagnostic shows bogus expression ((X*)this)->.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79304 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/79304] New: [7 Regression] diagnostic shows bogus expression ((X*)this)->.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79304 Bug ID: 79304 Summary: [7 Regression] diagnostic shows bogus expression ((X*)this)->.c Product: gcc Version: 7.0.1 Status: UNCONFIRMED Keywords: diagnostic

[Bug tree-optimization/79303] New: ICE: Segmentation fault from apply_schedule_map_to_scop, graphite-optimize-isl.c:429 building 464.h264ref

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79303 Bug ID: 79303 Summary: ICE: Segmentation fault from apply_schedule_map_to_scop, graphite-optimize-isl.c:429 building 464.h264ref Product: gcc Version: 7.0

[Bug tree-optimization/79291] r244897 introduces IV related performance issues for daxpy on MIPS by enabling peeling for alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79291 --- Comment #3 from amker at gcc dot gnu.org --- (In reply to Richard Biener from comment #2) > It also looks like mips lacks implementation of any of the vectorizer cost > hooks and thus defaults to default_builtin_vectorization_cost which means

[Bug tree-optimization/71824] [6/7 Regression] ICE when compiling libiberty with Graphite loop optimizations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71824 Martin Liška changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug tree-optimization/79302] [6/7 Regression] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302 Martin Liška changed: What|Removed |Added Resolution|FIXED |DUPLICATE --- Comment #7 from Martin

[Bug target/79299] [7 Regression] Operand size mismatch for `vpgatherqd' w/ -O3 -masm=intel -mavx512bw

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79299 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug middle-end/79297] [7 Regression] ICE (segfault) in main_block_label

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79297 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug target/79038] Improve PowerPC ISA 3.0 conversion between integers and hardware _Float128

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79038 --- Comment #3 from Michael Meissner --- Subversion id 245059 fixes the majority of the issues. However, there are some enhancements that should be added for GCC 8: 1) Add support for converting IEEE 128-bit floating point to/from char/short

[Bug c++/78689] [7 Regression] ICE (segfault) within cleanup_dead_labels

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78689 --- Comment #5 from Jakub Jelinek --- *** Bug 79297 has been marked as a duplicate of this bug. ***

[Bug middle-end/79297] [7 Regression] ICE (segfault) in main_block_label

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79297 --- Comment #4 from Jakub Jelinek --- Even from the same package...

[Bug tree-optimization/71824] [6/7 Regression] ICE when compiling libiberty with Graphite loop optimizations

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71824 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/79284] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu: verify_gimple failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79284 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug fortran/79305] New: real128 - undefined reference to cexpl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79305 Bug ID: 79305 Summary: real128 - undefined reference to cexpl Product: gcc Version: 6.3.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran

[Bug c++/78771] [5/6/7 Regression] ICE when using inherited constructors (instantiate_template_1 in gcc/cp/pt.c:17391)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78771 Nathan Sidwell changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/78985] [7 Regression] profiledbootstrap failure by -Wuninitialized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78985 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #14

[Bug target/79170] [7 regression] memcmp builtin expansion sequence can overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79170 acsawdey at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug target/79170] [7 regression] memcmp builtin expansion sequence can overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79170 --- Comment #4 from acsawdey at gcc dot gnu.org --- Yes, should be fixed with 245041 -- different instruction sequence and a better memcmp/strncmp regtest to catch this and other things.

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