[Bug tree-optimization/69196] [5/6 Regression] code size regression with jump threading at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69196 --- Comment #7 from Jeffrey A. Law --- It's definitely the FSM threader. The FSM threader has 3 knobs for tuning. If I crank them all down to minimal values, then the trunk & gcc-5 actually generate slightly smaller code than gcc-4.9. I don't

[Bug tree-optimization/69196] [5/6 Regression] code size regression with jump threading at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69196 Jeffrey A. Law changed: What|Removed |Added Summary|[6 Regression] code size|[5/6 Regression] code size

[Bug other/68899] [6 Regression] Invalid read of size: 3 occurences in get_line_width_without_trailing_whitespace (diagnostic-show-locus.c:413)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68899 David Malcolm changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug other/68899] [6 Regression] Invalid read of size: 3 occurences in get_line_width_without_trailing_whitespace (diagnostic-show-locus.c:413)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68899 --- Comment #1 from David Malcolm --- Author: dmalcolm Date: Sat Jan 16 04:38:19 2016 New Revision: 232465 URL: https://gcc.gnu.org/viewcvs?rev=232465&root=gcc&view=rev Log: PR diagnostic/68899: fix read-beyond-buffer when printing very wide sou

[Bug c++/68936] [6 Regression] ICE: tree check: expected call_expr, have target_expr in build_min_non_dep_call_vec, at cp/tree.c:2744

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68936 Patrick Palka changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/69091] [6 Regrssion] valid code with operator| causes ICE "tree check: accessed elt 2 of tree_vec with 1 elts in tsubst, at cp/pt.c:12851"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69091 Patrick Palka changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/69091] [6 Regrssion] valid code with operator| causes ICE "tree check: accessed elt 2 of tree_vec with 1 elts in tsubst, at cp/pt.c:12851"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69091 --- Comment #2 from Patrick Palka --- Author: ppalka Date: Sat Jan 16 02:37:09 2016 New Revision: 232463 URL: https://gcc.gnu.org/viewcvs?rev=232463&root=gcc&view=rev Log: Fix PR c++/69091 (ICE with operator overload having 'auto' return type)

[Bug c++/68936] [6 Regression] ICE: tree check: expected call_expr, have target_expr in build_min_non_dep_call_vec, at cp/tree.c:2744

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68936 --- Comment #3 from Patrick Palka --- Author: ppalka Date: Sat Jan 16 02:27:36 2016 New Revision: 232461 URL: https://gcc.gnu.org/viewcvs?rev=232461&root=gcc&view=rev Log: Fix PR c++/68936 gcc/cp/ChangeLog: PR c++/68936 * tree.

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #9 from joseph at codesourcery dot com --- Code should not be moved to evaluate a floating-point expression when it would not be evaluated in the abstract machine, if that expression could raise an exception. Whether this should be

[Bug c/67314] No warning on assigning an out-of-range integer to an enum

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67314 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #8 from Mike Liang --- No, -ftrapping-math does not change the outcome. I'm building x86_64 on RHEL 6.6.

[Bug c++/67252] Demangler fails on template conversion operator

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67252 Martin Sebor changed: What|Removed |Added Last reconfirmed||2016-1-15 CC|

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #7 from Andrew Pinski --- Does adding -ftrapping-math allow it to work? Also what target are you running on?

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #6 from Mike Liang --- Oh, I see. You're saying this can be a problem for both QNaN and SNaN because an ordered comparison instruction could be generated. Does this mean floating point expressions should never be combined?

[Bug libstdc++/69259] std::experimental::filesystem::copy does not create symlinks for directories

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69259 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/67193] Overzealous -Wstack-usage warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67193 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/69309] New: Implement CWG 1780

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69309 Bug ID: 69309 Summary: Implement CWG 1780 Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassign

[Bug target/69252] [4.9/5/6 Regression] gcc.dg/vect/vect-iv-9.c FAILs with -Os -fmodulo-sched -fmodulo-sched-allow-regmoves -fsched-pressure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69252 --- Comment #11 from Martin Sebor --- The following is a list of names of tests that fail in the baseline but not with the patch: c-c++-common/torture/pr53505.c gcc.c-torture/execute/pr54471.c gcc.c-torture/execute/pr61682.c gcc.dg/vect/costmode

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #5 from joseph at codesourcery dot com --- Maybe you're encountering one of the known bugs where on some architectures GCC wrongly generated unordered comparison instructions for ordered comparisons.

[Bug target/69252] [4.9/5/6 Regression] gcc.dg/vect/vect-iv-9.c FAILs with -Os -fmodulo-sched -fmodulo-sched-allow-regmoves -fsched-pressure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69252 --- Comment #10 from Martin Sebor --- (In reply to Jakub Jelinek from comment #5) > b) try make check -jN > RUNTESTFLAGS='--target_board=unix/fmodulo-sched/-fmodulo-sched-allow- > regmoves/-fsched-pressure' with unpatched vs. patched, see if it d

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #4 from Mike Liang --- The test case passes both a signaling NaN and a quiet NaN through the expression and FPE is only triggered by the signaling NaN.

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #3 from joseph at codesourcery dot com --- This has nothing to do with signaling NaNs; ordered comparisons raise exceptions for quiet NaNs as well.

[Bug libstdc++/69293] scoped_allocator_adaptor::construct calls wrong function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69293 Jonathan Wakely changed: What|Removed |Added Keywords||accepts-invalid Status|ASS

[Bug c/69306] wrong code with int128 @ x32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69306 --- Comment #4 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #3) > (In reply to H.J. Lu from comment #1) > > typedef unsigned long int uint64_t; > > It should be long long. > > Sorry, you are r

[Bug c/69197] Can't compile older

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69197 Bogdan changed: What|Removed |Added Resolution|INVALID |FIXED --- Comment #6 from Bogdan --- Thank you

[Bug c/69306] wrong code with int128 @ x32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69306 --- Comment #3 from Zdenek Sojka --- (In reply to H.J. Lu from comment #1) > typedef unsigned long int uint64_t; > It should be long long. Sorry, you are right, originally it was __UINT64_TYPE__, but the macr

[Bug libstdc++/69293] scoped_allocator_adaptor::construct calls wrong function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69293 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Fri Jan 15 23:12:13 2016 New Revision: 232457 URL: https://gcc.gnu.org/viewcvs?rev=232457&root=gcc&view=rev Log: Use static assertion for uses-allocator construction PR libstdc+

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 Zdenek Sojka changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED Resolution|DUPLICATE

[Bug c/69306] wrong code with int128 @ x32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69306 --- Comment #2 from H.J. Lu --- *** Bug 69305 has been marked as a duplicate of this bug. ***

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/68609] PowerPC reciprocal estimate missed opportunities

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68609 --- Comment #5 from David Edelsohn --- Author: dje Date: Fri Jan 15 23:04:23 2016 New Revision: 232456 URL: https://gcc.gnu.org/viewcvs?rev=232456&root=gcc&view=rev Log: PR target/68609 * gcc.target/powerpc/recip-1.c: Adjust for

[Bug c/69306] wrong code with int128 @ x32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69306 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Component|target

[Bug libstdc++/69294] [6 Regression] std::isinf and std::isnan declaration conflict

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69294 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/69294] [6 Regression] std::isinf and std::isnan declaration conflict

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69294 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Fri Jan 15 23:00:30 2016 New Revision: 232455 URL: https://gcc.gnu.org/viewcvs?rev=232455&root=gcc&view=rev Log: PR libstdc++/69294 Check for isinf and isnan on AIX PR libstdc++

[Bug target/69307] [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 --- Comment #1 from Zdenek Sojka --- Created attachment 37368 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37368&action=edit reduced testcase

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #2 from Mike Liang --- Created attachment 37369 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37369&action=edit run tests

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #1 from Mike Liang --- Created attachment 37367 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37367&action=edit Makefile

[Bug tree-optimization/69308] New: ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 Bug ID: 69308 Summary: ifcombine joins together floating point expression with side effects Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal

[Bug target/69307] New: [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 Bug ID: 69307 Summary: [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code

[Bug rtl-optimization/69030] [6 Regression] ICE on x86_64-linux-gnu at -O2 and above in 32-bit mode (ICE in copy_rtx, at rtl.c:358)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69030 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug target/69306] New: wrong code with int128 @ x32

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69306 Bug ID: 69306 Summary: wrong code with int128 @ x32 Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Co

[Bug target/69305] New: [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 Bug ID: 69305 Summary: [5/6 Regression] wrong code with -O and int128 @ aarch64 Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-code Sev

[Bug tree-optimization/69270] DOM should exploit range information to create more equivalences

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69270 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Fri Jan 15 22:32:05 2016 New Revision: 232453 URL: https://gcc.gnu.org/viewcvs?rev=232453&root=gcc&view=rev Log: PR tree-optimization/69270 * tree-ssanames.c (ssa_name_has_

[Bug ipa/65076] [5/6 Regression] 16% tramp3d-v4.cpp compile time regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65076 --- Comment #61 from Jan Hubicka --- It seems we regressed slightly further. GCC 4.9: 27.87s GCC 5: 32.2 trunk: 37.78 furhter GGC memory use went up from 1053147 kB to 1221321 kB. GCC 4.9: phase parsing : 1.55 ( 5%) usr 1.24 (22%

[Bug lto/69304] Fortran logical common block equivalence lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69304 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/69299] [6 Regression] -mavx performance degradation with r232088

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69299 --- Comment #4 from H.J. Lu --- Created attachment 37364 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37364&action=edit A patch Does it make sense?

[Bug fortran/69296] [6 Regression] Problem with associate and vector subscript

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69296 --- Comment #4 from Jerry DeLisle --- With Latest Trunk: hmm not a good thing. This is a regression. gcc version 6.0.0 20160115 (experimental) (GCC) pr69296.f03:1:0: program p Error: non-trivial conversion at assignment struct

[Bug fortran/69296] [6 Regression] Problem with associate and vector subscript

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69296 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug bootstrap/68271] [6 Regression] Boostrap fails on x86_64-apple-darwin14 at r230084

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68271 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug preprocessor/69126] [6 regression] _Pragma does not apply if part of a macro

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69126 David Malcolm changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug fortran/69296] Problem with associate and vector subscript

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69296 Jerry DeLisle changed: What|Removed |Added CC||jvdelisle at gcc dot gnu.org --- Comment

[Bug lto/69303] Fortran character common block equivalence lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69303 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org

[Bug rtl-optimization/66420] valgrind error in improve_allocation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66420 --- Comment #4 from David Binderman --- Still wrong in gcc trunk 20160115 ==3767== Conditional jump or move depends on uninitialised value(s) ==3767==at 0x8FD097: improve_allocation() (ira-color.c:2774) ==3767==by 0x901F2D

[Bug target/69284] [5.3] SIGSEGV when running 32-bit result on MinGW when linked dynamically

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69284 --- Comment #1 from Daniel Starke --- I have tried a couple of things to find the cause of this bug. - using -O1 instead of -O3 when building GCC - using -O2 instead of -O3 when building GCC - using -fno-lto when building GCC - using the defaults

[Bug lto/69304] Fortran logical common block equivalence lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69304 kargl at gcc dot gnu.org changed: What|Removed |Added Component|fortran |lto --- Comment #1 from kargl

[Bug sanitizer/67515] crash from ubsan for non-virtual call in initializer list with an invalid vtable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67515 --- Comment #10 from Roger Orr --- Hello Yury, yes the problem with boost was reported as https://svn.boost.org/trac/boost/ticket/11632 and the ticket contains a proposed solution.

[Bug bootstrap/68271] [6 Regression] Boostrap fails on x86_64-apple-darwin14 at r230084

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68271 --- Comment #21 from Jakub Jelinek --- Author: jakub Date: Fri Jan 15 20:57:54 2016 New Revision: 232451 URL: https://gcc.gnu.org/viewcvs?rev=232451&root=gcc&view=rev Log: PR bootstrap/68271 * parser.h (cp_token): Remove pragma_k

[Bug fortran/61147] Incorrect behavior using function that returns deferred length character pointer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61147 --- Comment #2 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (che

[Bug fortran/49630] [OOP] ICE on obsolescent deferred-length type bound character function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49630 --- Comment #6 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (che

[Bug fortran/60795] [4.9/5/6 Regression] Wrong length when allocating character array

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60795 --- Comment #10 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (ch

[Bug fortran/54070] [4.9/5/6 Regression] Wrong code with allocatable deferred-length (array) function results

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54070 --- Comment #29 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (ch

[Bug fortran/60593] ICE with deferred length variable in FORALL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60593 --- Comment #7 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (che

[Bug fortran/64324] Deferred character specific functions not permitted in generic operator interface

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64324 --- Comment #2 from Paul Thomas --- Author: pault Date: Fri Jan 15 20:33:58 2016 New Revision: 232450 URL: https://gcc.gnu.org/viewcvs?rev=232450&root=gcc&view=rev Log: 2016-01-15 Paul Thomas PR fortran/64324 * resolve.c (che

[Bug c++/69302] Using bswap in template function with -ftrack-macro-expansion=0 results in a false compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69302 --- Comment #2 from Alexander Kondratskiy --- Created attachment 37363 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37363&action=edit Preprocessed source that results in error g++ -std=c++1y -c -Werror -Wall -Wextra preprocessed.cpp -o t

[Bug fortran/69304] New: Fortran logical common block equivalence lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69304 Bug ID: 69304 Summary: Fortran logical common block equivalence lto Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: fo

[Bug tree-optimization/68692] [6 Regression] ice: Segmentation fault

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68692 vries at gcc dot gnu.org changed: What|Removed |Added Status|RESOLVED|NEW CC|

[Bug rtl-optimization/68955] [6 Regression] wrong code at -O3 on x86-64-linux-gnu in 32-bit mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68955 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c++/69302] Using bswap in template function with -ftrack-macro-expansion=0 results in a false compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69302 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/68976] [6 Regression] ICE w/ -O2 (and above) -fgraphite-identity (or -floop-nest-optimize)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68976 --- Comment #14 from vries at gcc dot gnu.org --- (In reply to vries from comment #13) > new patch: https://gcc.gnu.org/ml/gcc-patches/2016-01/msg01139.html new patch does not fix dup. Will reopen dup.

[Bug tree-optimization/68976] [6 Regression] ICE w/ -O2 (and above) -fgraphite-identity (or -floop-nest-optimize)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68976 --- Comment #13 from vries at gcc dot gnu.org --- new patch: https://gcc.gnu.org/ml/gcc-patches/2016-01/msg01139.html

[Bug fortran/69303] New: Fortran character common block equivalence lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69303 Bug ID: 69303 Summary: Fortran character common block equivalence lto Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c++/69302] New: Using bswap in template function with -ftrack-macro-expansion=0 results in a false compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69302 Bug ID: 69302 Summary: Using bswap in template function with -ftrack-macro-expansion=0 results in a false compiler error Product: gcc Version: 5.2.0 S

[Bug jit/68446] [6 Regression] jit testsuite failures seen inside dwarf2out.c:gen_producer_string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68446 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/12672] Evals template defaults args that it should not

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12672 --- Comment #13 from Jonathan Wakely --- (In reply to Ivan Godard from comment #11) > IANALL, but the portions of the standard cited by Jonathan all refer to > argument evaluation, Maybe you're confusing template arguments with function argument

[Bug c++/12672] Evals template defaults args that it should not

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12672 --- Comment #12 from Jonathan Wakely --- Template argument deduction requires substituting the template arguments where they appear. If that is in the return type, it gets substituted into the return type. If that causes a substitution error then

[Bug rtl-optimization/69030] [6 Regression] ICE on x86_64-linux-gnu at -O2 and above in 32-bit mode (ICE in copy_rtx, at rtl.c:358)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69030 --- Comment #7 from Vladimir Makarov --- Author: vmakarov Date: Fri Jan 15 19:33:33 2016 New Revision: 232445 URL: https://gcc.gnu.org/viewcvs?rev=232445&root=gcc&view=rev Log: 2016-01-15 Vladimir Makarov PR rtl-optimization/69030

[Bug c++/12672] Evals template defaults args that it should not

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12672 --- Comment #11 from Ivan Godard --- OP here; better late than never :-) IANALL, but the portions of the standard cited by Jonathan all refer to argument evaluation, while the problem here is in the result type. Why is the result even being cons

[Bug tree-optimization/69196] [6 Regression] code size regression with jump threading at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69196 Jeffrey A. Law changed: What|Removed |Added Priority|P4 |P2 --- Comment #5 from Jeffrey A. Law

[Bug libstdc++/69259] std::experimental::filesystem::copy does not create symlinks for directories

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69259 --- Comment #2 from Jonathan Wakely --- (We are missing tests for filesystem::copy() though, I accidentally duplicated the tests for fs::absolute())

[Bug libstdc++/69259] std::experimental::filesystem::copy does not create symlinks for directories

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69259 --- Comment #1 from Jonathan Wakely --- The implementation follows the specification correctly, as far as I can see: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4099.html#fs.op.copy

[Bug target/63890] [4.9/5/6 regression] Compiling trivial program with -O -p leads to misaligned stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63890 Bernd Schmidt changed: What|Removed |Added CC||bernds at gcc dot gnu.org --- Comment #2

[Bug libstdc++/69301] std::atomic::load() won't compile if T doesn't have a default constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69301 Jonathan Wakely changed: What|Removed |Added Keywords||rejects-valid Status|UNCON

[Bug other/67552] [meta] x86 interrupt attribute

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67552 Bug 67552 depends on bug 68037, which changed state. Bug 68037 Summary: x86 interrupt attribute doesn't work with DRAP https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68037 What|Removed |Added -

[Bug target/68037] x86 interrupt attribute doesn't work with DRAP

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68037 H.J. Lu changed: What|Removed |Added Status|NEW |RESOLVED Blocks|

[Bug libstdc++/69266] bootstrap failure undefined reference to `std::basic_ios >::

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69266 --- Comment #4 from tprince at computer dot org --- This works only when building libstdc++ with an older g++ version.

[Bug gcov-profile/65929] FAIL: gcc.dg/tree-prof/pr34999.c compilation, -fprofile-use -D_PROFILE_USE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65929 Uroš Bizjak changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug sanitizer/64841] libsanitizer/asan/asan_new_delete.cc:107:6: warning: ‘void operator delete(void*, size_t)’ is a usual (non-placement) deallocation function in C++14 (or with -fsized-deallocation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64841 Uroš Bizjak changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug libstdc++/69301] New: std::atomic::load() won't compile if T doesn't have a default constructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69301 Bug ID: 69301 Summary: std::atomic::load() won't compile if T doesn't have a default constructor Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: norma

[Bug libstdc++/69295] [6 Regression] New special math function failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69295 --- Comment #4 from Jakub Jelinek --- FAIL: ext/special_functions/hyperg/check_value.cc execution test seen also on i686-linux (dunno about x86_64, that is still doing make check).

[Bug libstdc++/69295] [6 Regression] New special math function failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69295 --- Comment #3 from Jonathan Wakely --- Apparently ext/special_functions/hyperg/check_value.cc is also failing on i686.

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68820 --- Comment #9 from Uroš Bizjak --- (In reply to Jan Hubicka from comment #8) > this does not reproduce for me at PPC nor x86-64. Are there any compilation > farm machines that reproduce it? -fno-use-linker-plugin is needed. Following will trig

[Bug c++/69300] New: g++ segfault on silly noexcept case

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69300 Bug ID: 69300 Summary: g++ segfault on silly noexcept case Product: gcc Version: 5.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug lto/69271] LTO drops weak binding from aliases

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69271 Rich Felker changed: What|Removed |Added CC||bugdal at aerifal dot cx --- Comment #7 fr

[Bug c++/68767] [6 regression] spurious warning: null argument where non-null required

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68767 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c++/68586] [6 Regression] Enum template parameter wrongly rejected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68586 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/68661] __attribute__ ((no_caller_saved_registers)) trashes stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68661 H.J. Lu changed: What|Removed |Added Target Milestone|--- |6.0 --- Comment #2 from H.J. Lu --- Fixed.

[Bug target/68661] __attribute__ ((no_caller_saved_registers)) trashes stack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68661 H.J. Lu changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug rtl-optimization/63577] [4.9/5/6 Regression]: Huge compile time and memory usage with -O and not -fPIC

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63577 Bernd Schmidt changed: What|Removed |Added CC||bernds at gcc dot gnu.org --- Comment #1

[Bug rtl-optimization/68955] [6 Regression] wrong code at -O3 on x86-64-linux-gnu in 32-bit mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68955 --- Comment #8 from Jakub Jelinek --- So, we have before DSE2: ... (insn 525 192 458 12 (set (reg:SI 1 dx [orig:247 ivtmp.44 ] [247]) (mem/c:SI (plus:SI (reg/f:SI 6 bp) (const_int -76 [0xffb4])) [4 %sfp+-52 S4

[Bug target/69252] [4.9/5/6 Regression] gcc.dg/vect/vect-iv-9.c FAILs with -Os -fmodulo-sched -fmodulo-sched-allow-regmoves -fsched-pressure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69252 --- Comment #9 from Martin Sebor --- (In reply to Jakub Jelinek from comment #5) > a) bootstrap/regtest it The patch passes all C, C++, and FORTRAN tests with no regressions WRT baxeline. I'll look at (b) next.

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