[Bug c++/68810] New: FAIL: g++.dg/cpp0x/constexpr-reinterpret1.C -- test for errors -- -m32

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68810 Bug ID: 68810 Summary: FAIL: g++.dg/cpp0x/constexpr-reinterpret1.C -- test for errors -- -m32 Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal

[Bug c++/68810] FAIL: g++.dg/cpp0x/constexpr-reinterpret1.C -- test for errors -- -m32

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68810 vries at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/68810] FAIL: g++.dg/cpp0x/constexpr-reinterpret1.C -- test for errors -- -m32

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68810 --- Comment #2 from vries at gcc dot gnu.org --- In more detail, the c++11 failures look like this: ... src/gcc/testsuite/g++.dg/cpp0x/constexpr-reinterpret1.C: In static member function 'static constexpr B::Inner& B::getInner()': src/gcc/testsuit

[Bug c++/68810] FAIL: g++.dg/cpp0x/constexpr-reinterpret1.C -- test for errors -- -m32

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68810 vries at gcc dot gnu.org changed: What|Removed |Added CC||jason at gcc dot gnu.org --- C

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #5 from rguenther at suse dot de --- On Tue, 8 Dec 2015, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 > > Jakub Jelinek changed: > >What|Removed |Added >

[Bug tree-optimization/68583] [5/6 Regression] Missed if-conversion

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68583 --- Comment #2 from Richard Biener --- Author: rguenth Date: Wed Dec 9 08:32:49 2015 New Revision: 231444 URL: https://gcc.gnu.org/viewcvs?rev=231444&root=gcc&view=rev Log: 2015-12-09 Richard Biener PR tree-optimization/68583

[Bug target/68674] ARM attribute target neon warning: incompatible implicit declaration of built-in function

2015-12-09 Thread chrbr at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68674 --- Comment #3 from chrbr at gcc dot gnu.org --- ah yes, try without the "-mfpu=neon". arm-none-eabi-gcc -mcpu=cortex-a9 -mfloat-abi=hard t.c -S -O2

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #6 from Jakub Jelinek --- (In reply to rguent...@suse.de from comment #5) > Err, no - the only option would be to _not_ fold if elen < size. As > said, SCCVN aggressively folds reads from initializers (even if > in differing types).

[Bug lto/68811] New: [6 Regression] ICE: in get, at cgraph.h:1218

2015-12-09 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68811 Bug ID: 68811 Summary: [6 Regression] ICE: in get, at cgraph.h:1218 Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: lto

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #7 from rguenther at suse dot de --- On Wed, 9 Dec 2015, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 > > --- Comment #6 from Jakub Jelinek --- > (In reply to rguent...@suse.de from comment #

[Bug ipa/68790] [5/6 Regression] gcc.c-torture/execute/20050713-1.c FAILs with -O0 -fipa-icf

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68790 --- Comment #3 from Martin Liška --- Author: marxin Date: Wed Dec 9 09:34:59 2015 New Revision: 231446 URL: https://gcc.gnu.org/viewcvs?rev=231446&root=gcc&view=rev Log: Fix PR ipa/68790 PR ipa/68790 * ipa-icf.c (sem_function::

[Bug target/68674] ARM attribute target neon warning: incompatible implicit declaration of built-in function

2015-12-09 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68674 ktkachov at gcc dot gnu.org changed: What|Removed |Added Keywords||ice-on-valid-code

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #8 from Jakub Jelinek --- Reduced testcase: int foo (void) { return *(int *) ""; }

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #9 from rguenther at suse dot de --- On Wed, 9 Dec 2015, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 > > --- Comment #8 from Jakub Jelinek --- > Reduced testcase: > int > foo (void) > { >

[Bug tree-optimization/68806] [6 Regression] internal compiler error: Segmentation fault

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68806 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug debug/68302] [5/6 Regression] ICE with debugging enabled on mips

2015-12-09 Thread aurelien at aurel32 dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68302 --- Comment #14 from Aurelien Jarno --- Created attachment 36970 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36970&action=edit Output log 2 Unfortunately it still fails, though the output log is now slightly different. Please find it at

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #10 from Jakub Jelinek --- Created attachment 36971 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36971&action=edit gcc6-pr68785.patch Sure, it is undefined behavior, but I believe we should spend the minimum amount of code on

[Bug tree-optimization/68806] [6 Regression] internal compiler error: Segmentation fault

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68806 --- Comment #2 from Marek Polacek --- Started with r231015.

[Bug middle-end/68785] [6 Regression] valgrind reports issues with folding on x86_64

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68785 --- Comment #11 from Richard Biener --- (In reply to Jakub Jelinek from comment #10) > Created attachment 36971 [details] > gcc6-pr68785.patch > > Sure, it is undefined behavior, but I believe we should spend the minimum > amount of code on it.

[Bug tree-optimization/68716] libgomp c.exp with -fipa-pta failures

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68716 vries at gcc dot gnu.org changed: What|Removed |Added Keywords||patch --- Comment #4 from vrie

[Bug tree-optimization/68716] libgomp c.exp with -fipa-pta failures

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68716 --- Comment #5 from vries at gcc dot gnu.org --- Author: vries Date: Wed Dec 9 10:13:35 2015 New Revision: 231449 URL: https://gcc.gnu.org/viewcvs?rev=231449&root=gcc&view=rev Log: Fix GOMP/GOACC_parallel handling in find_func_clobbers 2015-12-

[Bug tree-optimization/68417] [6 Regression] Missed vectorization opportunity when setting struct field

2015-12-09 Thread vekumar at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68417 --- Comment #4 from vekumar at gcc dot gnu.org --- Older trunk showed (gcc version 6.0.0 20151202 (experimental) (GCC)) iftmp.1_19 = p1_36->y; tree could trap... Today's trunk (gcc version 6.0.0 20151209) Applying if-conversion

[Bug target/68620] ICE on gcc.target/arm/attr-neon-fp16.c

2015-12-09 Thread clyon at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68620 --- Comment #6 from Christophe Lyon --- Adding: +(define_expand "movv4hf" + [(set (match_operand:V4HF 0 "nonimmediate_operand" "") + (match_operand:V4HF 1 "general_operand" ""))] + "TARGET_NEON" + " +") + in neon.md makes this testcase

[Bug c++/68812] New: [concepts] bogus mismatched argument pack lengths

2015-12-09 Thread lucdanton at free dot fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68812 Bug ID: 68812 Summary: [concepts] bogus mismatched argument pack lengths Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug target/68793] Bad optimization by split-wide-type on NEON

2015-12-09 Thread linux at carewolf dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68793 Allan Jensen changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/68807] operator->* returning a temporary T will in some cases be treated as returning an lvalue

2015-12-09 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68807 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid Status|UNCON

[Bug tree-optimization/68654] [6 Regression] CoreMark Pro performance degradation

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68654 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #7

[Bug tree-optimization/68654] [6 Regression] CoreMark Pro performance degradation

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68654 --- Comment #8 from Richard Biener --- (In reply to Jakub Jelinek from comment #7) > I think the difference is that the older flush_ssaname_freelist loop added > the SSA_NAMEs from FREE_SSANAMES_QUEUE (cfun) in reverse order, i.e. it > first push

[Bug ada/66526] apparent use of uninitialized variables in g-expect.adb

2015-12-09 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66526 --- Comment #3 from Eric Botcazou --- Author: ebotcazou Date: Wed Dec 9 11:07:08 2015 New Revision: 231450 URL: https://gcc.gnu.org/viewcvs?rev=231450&root=gcc&view=rev Log: PR ada/66526 * g-expect.adb (Set_Up_Child_Communicatio

[Bug ada/66526] apparent use of uninitialized variables in g-expect.adb

2015-12-09 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66526 Eric Botcazou changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/68811] [6 Regression] ICE: in get, at cgraph.h:1218

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68811 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug tree-optimization/68809] [6 Regression] ICE: verify_gimple failed (error: type mismatch in binary expression) w/ -O2 (-O3, -Ofast) -floop-nest-optimize

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68809 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug tree-optimization/68806] [6 Regression] internal compiler error: Segmentation fault

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68806 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug target/68803] [6 regression] gcc.vect/powerpc/20050603-3.c failures since r230167

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68803 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug tree-optimization/68417] [6 Regression] Missed vectorization opportunity when setting struct field

2015-12-09 Thread vekumar at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68417 --- Comment #5 from vekumar at gcc dot gnu.org --- Richard, STMT: m1 = p1->x - m; While hashing p1->x being a component ref, we are hashing operand 0 part ie TREE_OPERAND (ref, 0). This is unconditionally read and written. STMT: p3->y = (m1 >

[Bug tree-optimization/68797] gcc -m32 does not finish when compiling test cases from PR66070

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68797 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/68795] [6 Regression] Use of uninitialised value of size 8 in cp_parser_postfix_expression (parser.c:6831)

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68795 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug tree-optimization/68797] gcc -m32 does not finish when compiling test cases from PR66070

2015-12-09 Thread steffen at hauihau dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68797 --- Comment #2 from Steffen Hau --- I have isl-0.15 installed on my system.

[Bug tree-optimization/68716] libgomp c.exp with -fipa-pta failures

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68716 vries at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|--

[Bug tree-optimization/65948] [6 Regression] FAIL: g++.dg/lto/20101010-4 cp_lto_20101010-4_0.o-cp_lto_20101010-4_0.o link

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65948 Martin Liška changed: What|Removed |Added CC||t at sharklasers dot com --- Comment #2 f

[Bug lto/66027] lto1: internal compiler error: in odr_types_equivalent_p

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66027 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug ipa/68790] [5/6 Regression] gcc.c-torture/execute/20050713-1.c FAILs with -O0 -fipa-icf

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68790 --- Comment #4 from Martin Liška --- Author: marxin Date: Wed Dec 9 11:55:38 2015 New Revision: 231451 URL: https://gcc.gnu.org/viewcvs?rev=231451&root=gcc&view=rev Log: Fix PR ipa/68790 PR ipa/68790 * ipa-icf.c (sem_function::

[Bug ipa/68790] [5/6 Regression] gcc.c-torture/execute/20050713-1.c FAILs with -O0 -fipa-icf

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68790 Martin Liška changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #3 from Stephan Bergmann --- (In reply to Jakub Jelinek from comment #1) > So, if there is a bug, I'd say just that this is not well documented. See the attached Fix-abi_tag-doc.patch. (In reply to Jonathan Wakely from comment #2)

[Bug c++/52770] RFE: Letting compiler know asm block can call function that can throw

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52770 --- Comment #2 from Stephan Bergmann --- Created attachment 36972 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36972&action=edit proposed documentation patch

[Bug c++/52770] RFE: Letting compiler know asm block can call function that can throw

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52770 Stephan Bergmann changed: What|Removed |Added Attachment #36972|0 |1 is obsolete|

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #4 from Stephan Bergmann --- Created attachment 36973 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36973&action=edit proposed documentation patch

[Bug lto/66394] [4.9/5/6 Regression] ICE in -flto -fmerge-all-constants -fno-use-linker-plugin targetting i686-w64-mingw32

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66394 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug other/68813] New: [openacc] lto1: internal compiler error: in input_varpool_node, at lto-cgraph.c

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68813 Bug ID: 68813 Summary: [openacc] lto1: internal compiler error: in input_varpool_node, at lto-cgraph.c Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: m

[Bug tree-optimization/68417] [6 Regression] Missed vectorization opportunity when setting struct field

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68417 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/65534] tailcall not optimized away

2015-12-09 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65534 --- Comment #4 from Martin Liška --- (In reply to Bernhard Reutner-Fischer from comment #2) > (In reply to Jan Hubicka from comment #1) > > > #ifndef OPTIMIZE_MANUALLY > > > void setutent(void) { > > > ((void)0); > > > __setutent_unlocked

[Bug tree-optimization/68417] [6 Regression] Missed vectorization opportunity when setting struct field

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68417 --- Comment #7 from Richard Biener --- Author: rguenth Date: Wed Dec 9 12:29:19 2015 New Revision: 231452 URL: https://gcc.gnu.org/viewcvs?rev=231452&root=gcc&view=rev Log: 2015-12-09 Richard Biener PR tree-optimization/68417

[Bug other/68813] [openacc] lto1: internal compiler error: in input_varpool_node, at lto-cgraph.c

2015-12-09 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68813 --- Comment #1 from vries at gcc dot gnu.org --- Related discussion: https://gcc.gnu.org/ml/gcc-patches/2015-07/msg02076.html

[Bug middle-end/68801] __builtin_object_size multiple objects ptr size issue when adding/removing printf()

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68801 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/68801] __builtin_object_size multiple objects ptr size issue when adding/removing printf()

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68801 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/68804] Code generated by _addcarry_u64 is wrong in O3 mode

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68804 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Status|UNCONFIRM

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #5 from Jonathan Wakely --- (In reply to Stephan Bergmann from comment #4) > Created attachment 36973 [details] > proposed documentation patch is used as the ABI tag ?

[Bug target/68804] Code generated by _addcarry_u64 is wrong in O3 mode

2015-12-09 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68804 --- Comment #2 from H.J. Lu --- Dup of PR 67317?

[Bug tree-optimization/68806] [6 Regression] internal compiler error: Segmentation fault

2015-12-09 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68806 Markus Trippelsdorf changed: What|Removed |Added CC||trippels at gcc dot gnu.org --- Co

[Bug tree-optimization/68583] [5/6 Regression] Missed if-conversion

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68583 --- Comment #3 from Richard Biener --- Author: rguenth Date: Wed Dec 9 13:30:41 2015 New Revision: 231453 URL: https://gcc.gnu.org/viewcvs?rev=231453&root=gcc&view=rev Log: 2015-12-09 Richard Biener PR tree-optimization/68583

[Bug tree-optimization/68786] Aligned masked store is generated for unaligned pointer

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68786 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Wed Dec 9 13:42:06 2015 New Revision: 231454 URL: https://gcc.gnu.org/viewcvs?rev=231454&root=gcc&view=rev Log: PR tree-optimization/68786 * tree-if-conv.c: Include built

[Bug rtl-optimization/67609] [5 Regression] Generates wrong code for SSE2 _mm_load_pd

2015-12-09 Thread jgreenhalgh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67609 --- Comment #39 from James Greenhalgh --- Author: jgreenhalgh Date: Wed Dec 9 13:47:19 2015 New Revision: 231455 URL: https://gcc.gnu.org/viewcvs?rev=231455&root=gcc&view=rev Log: [Patch AArch64] Reinstate CANNOT_CHANGE_MODE_CLASS to fix pr6760

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #6 from Stephan Bergmann --- Created attachment 36974 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36974&action=edit updated documentation patch (In reply to Jonathan Wakely from comment #5) > is used as the ABI tag yeah, pr

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #7 from Jakub Jelinek --- (In reply to Stephan Bergmann from comment #3) > Would that be considered something worthwhile to change, to only accept > > __attribute__((__abi_tag__)) > > but reject > > __attribute__((__abi_tag__()

[Bug c++/68257] Reject empty abi_tag attribute on inline namespace

2015-12-09 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68257 --- Comment #8 from Stephan Bergmann --- So if the documentation patch is acceptable and somebody with commit rights can push it, we can close this issue as NOTABUG then.

[Bug tree-optimization/68583] [5 Regression] Missed if-conversion

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68583 Richard Biener changed: What|Removed |Added Known to work||6.0 Summary|[5/6 Regression]

[Bug tree-optimization/68786] Aligned masked store is generated for unaligned pointer

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68786 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/68814] New: [6 regression] gcc.dg/pr63594-2.c fails since r226005

2015-12-09 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68814 Bug ID: 68814 Summary: [6 regression] gcc.dg/pr63594-2.c fails since r226005 Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal

[Bug target/68814] [6 regression] gcc.dg/pr63594-2.c fails since r226005

2015-12-09 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68814 Bill Schmidt changed: What|Removed |Added Target Milestone|--- |6.0

[Bug fortran/68815] New: Error/warning diagnostic: '%s' should be converted to %qs-like or %<%s%>-like string strings

2015-12-09 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68815 Bug ID: 68815 Summary: Error/warning diagnostic: '%s' should be converted to %qs-like or %<%s%>-like string strings Product: gcc Version: 6.0 Status: UNCONFIRMED

[Bug c++/68816] New: gcc fails to detect pointer overflow leading to undefined behaviour

2015-12-09 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68816 Bug ID: 68816 Summary: gcc fails to detect pointer overflow leading to undefined behaviour Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/68815] Error/warning diagnostic: '%s' should be converted to %qs-like or %<%s%>-like string strings

2015-12-09 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68815 --- Comment #1 from Tobias Burnus --- (In reply to Tobias Burnus from comment #0) > In several cases - as in this one - the code enters as fmt string of a > diagnostic function (visible as %%L is used). In those cases, '%s' can be > replaced by %

[Bug tree-optimization/66949] [6 Regression] ICE at -O2 and -O3 on x86_64-linux-gnu in tree_ssa_phiopt_worker, at tree-ssa-phiopt.c:335

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66949 --- Comment #5 from Marek Polacek --- Author: mpolacek Date: Wed Dec 9 14:58:22 2015 New Revision: 231457 URL: https://gcc.gnu.org/viewcvs?rev=231457&root=gcc&view=rev Log: PR tree-optimization/66949 * tree-ssa-phiopt.c (tree_ss

[Bug tree-optimization/66949] [6 Regression] ICE at -O2 and -O3 on x86_64-linux-gnu in tree_ssa_phiopt_worker, at tree-ssa-phiopt.c:335

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66949 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/68816] gcc fails to detect pointer overflow leading to undefined behaviour

2015-12-09 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68816 --- Comment #1 from Jonathan Wakely --- Since GCC isn't a static analyzer, and there is no overflow in your example to detect, it's unsurprising (to me) that there's no diagnostic. I assume you're asking for the anti-pattern to be recognized and

gcc-bugs@gcc.gnu.org

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32643 Marek Polacek changed: What|Removed |Added Target Milestone|6.0 |7.0

[Bug c++/68348] [6 regression] ICE: segfault in cxx_eval_constant_expression at cp/constexpr.c:3172

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68348 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug tree-optimization/68817] New: [6 regression] internal compiler error: Segmentation fault (program f951)

2015-12-09 Thread ienkovich at gcc dot gnu.org
lds/trunk/64/20151209/bin/../libexec/gcc/x86_64-pc-linux-gnu/6.0.0/f951': double free or corruption (!prev): 0x02b23f30 *** === Backtrace: = /lib64/libc.so.6[0x3c71a77d9e] /lib64/libc.so.6(cfree+0x5b5)[0x3c71a839f5] /gnumnt/msticlxl60_users/gnutester/stability/builds/

[Bug tree-optimization/68817] [6 regression] internal compiler error: Segmentation fault (program f951)

2015-12-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68817 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/68818] New: Issue switching stacks on x86 with -fdefer-pop and -fomit-frame-pointer

2015-12-09 Thread mdaniels at qnx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68818 Bug ID: 68818 Summary: Issue switching stacks on x86 with -fdefer-pop and -fomit-frame-pointer Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal

[Bug c++/68816] gcc fails to detect pointer overflow leading to undefined behaviour

2015-12-09 Thread dcb314 at hotmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68816 --- Comment #2 from David Binderman --- (In reply to Jonathan Wakely from comment #1) > there is no overflow in your example to detect, AFAIK, the if statement can only be true if overflow occurs. > I assume you're asking for the anti-pattern t

[Bug c++/68819] New: Invalid "-Wmisleading-indentation" warning if code is all in one line

2015-12-09 Thread burnus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68819 Bug ID: 68819 Summary: Invalid "-Wmisleading-indentation" warning if code is all in one line Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: diagnostic

[Bug c++/68348] [6 regression] ICE: segfault in cxx_eval_constant_expression at cp/constexpr.c:3172

2015-12-09 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68348 --- Comment #11 from Uroš Bizjak --- (In reply to Marek Polacek from comment #10) > Indeed, seems to be fixed. I'll add the testcase. Perhaps you can look at [1] ? [1] https://gcc.gnu.org/ml/gcc-patches/2015-12/msg01001.html

[Bug c++/68348] [6 regression] ICE: segfault in cxx_eval_constant_expression at cp/constexpr.c:3172

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68348 --- Comment #12 from Marek Polacek --- Sorry, I didn't notice that until I posted my version.

[Bug c++/68348] [6 regression] ICE: segfault in cxx_eval_constant_expression at cp/constexpr.c:3172

2015-12-09 Thread ubizjak at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68348 --- Comment #13 from Uroš Bizjak --- (In reply to Marek Polacek from comment #12) > Sorry, I didn't notice that until I posted my version. Heh ;) No problem.

[Bug rtl-optimization/68730] [6 Regression] wrong code at -O3 on x86_64-linux-gnu (in 32-bit mode)

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68730 --- Comment #4 from Marek Polacek --- And now I can only reproduce the ICE but not the hang. Eh.

[Bug rtl-optimization/68730] [6 Regression] wrong code at -O3 on x86_64-linux-gnu (in 32-bit mode)

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68730 --- Comment #5 from Marek Polacek --- Note that if you want to reproduce this by running cc1, add -march=x86-64: $ ./cc1 -quiet v.c -O2 -fno-if-conversion -m32 $ ./cc1 -quiet v.c -O2 -fno-if-conversion -m32 -march=x86-64 v.c: In function ‘fn1’: v

[Bug c++/53223] [c++0x] auto&& and operator* don't mix inside templates

2015-12-09 Thread benzejaa at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53223 benzejaa at gmail dot com changed: What|Removed |Added CC||benzejaa at gmail dot com ---

[Bug ipa/66616] [4.9/5/6 regression] fipa-cp-clone ignores thunk

2015-12-09 Thread jamborm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66616 Martin Jambor changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jamborm at gcc dot gnu.org --- C

gcc-bugs@gcc.gnu.org

2015-12-09 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32643 --- Comment #21 from Manuel López-Ibáñez --- Not to sound pedantic, but https://gcc.gnu.org/bugs/management.html says: The target milestone should be set to the next release of the newest active release branch that needs fixing (the rationale is

[Bug lto/68820] New: [6 regression] FAIL: gcc.c-torture/execute/builtins/memops-asm.c execution, -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects

2015-12-09 Thread sch...@linux-m68k.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68820 Bug ID: 68820 Summary: [6 regression] FAIL: gcc.c-torture/execute/builtins/memops-asm.c execution, -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects Product: gcc

[Bug c++/68819] Invalid "-Wmisleading-indentation" warning if code is all in one line

2015-12-09 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68819 --- Comment #1 from David Malcolm --- (In reply to Tobias Burnus from comment #0) > I get the following bogus warning: > > Quadtree.h:210:0: warning: statement is indented as if it were guarded by... > [-Wmisleading-indentation] >unsigned in

[Bug c++/53223] [c++0x] auto&& and operator* don't mix inside templates

2015-12-09 Thread benzejaa at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53223 --- Comment #10 from benzejaa at gmail dot com --- I wanted to add that it looks like decltype(auto) also has the same bug as auto&& in this context.

[Bug c++/60218] [c++11] ICE using __bases for broken class hierarchy

2015-12-09 Thread paolo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60218 --- Comment #1 from paolo at gcc dot gnu.org --- Author: paolo Date: Wed Dec 9 16:59:26 2015 New Revision: 231460 URL: https://gcc.gnu.org/viewcvs?rev=231460&root=gcc&view=rev Log: /cp 2015-12-09 Paolo Carlini PR c++/60218 *

[Bug c++/68816] gcc fails to detect pointer overflow leading to undefined behaviour

2015-12-09 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68816 Manuel López-Ibáñez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/60218] [c++11] ICE using __bases for broken class hierarchy

2015-12-09 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60218 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Version|4.9.0

[Bug rtl-optimization/68730] [6 Regression] wrong code at -O3 on x86_64-linux-gnu (in 32-bit mode)

2015-12-09 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68730 --- Comment #6 from Marek Polacek --- The dominator ICE started with r228231.

[Bug rtl-optimization/68670] [4.9/5/6 Regression] gcc.c-torture/execute/pr68376-2.c FAILs with -ftracer

2015-12-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68670 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c++/68816] gcc fails to detect pointer overflow leading to undefined behaviour

2015-12-09 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68816 --- Comment #4 from Jonathan Wakely --- (In reply to David Binderman from comment #2) > (In reply to Jonathan Wakely from comment #1) > > there is no overflow in your example to detect, > > AFAIK, the if statement can only be true if overflow oc

[Bug middle-end/68767] spurious warning: null argument where non-null required

2015-12-09 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68767 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org --- Commen

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