[Bug c++/70796] New: [DR 1030] Initialization order with braced-init-lists still broken

2016-04-25 Thread rs2740 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70796 Bug ID: 70796 Summary: [DR 1030] Initialization order with braced-init-lists still broken Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug c++/66561] __builtin_LINE at al. should yield constant expressions

2016-04-25 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66561 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/70795] New: [7 Regression] gcc/libjava/interpret.cc:1948:1: ICE: in binds_to_current_def_p, at symtab.c:2232

2016-04-25 Thread danglin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70795 Bug ID: 70795 Summary: [7 Regression] gcc/libjava/interpret.cc:1948:1: ICE: in binds_to_current_def_p, at symtab.c:2232 Product: gcc Version: 7.0 Status: UNCONFIRMED

[Bug libstdc++/70794] New: vector.push_back() crashes with std::bad_alloc after 2^32 calls

2016-04-25 Thread numien at deathwyrm dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70794 Bug ID: 70794 Summary: vector.push_back() crashes with std::bad_alloc after 2^32 calls Product: gcc Version: 5.3.1 Status: UNCONFIRMED Severity: minor

[Bug c++/70792] Incorrect sequence point warning with uniform initializer syntax

2016-04-25 Thread lefticus at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70792 --- Comment #2 from Jason Turner --- Follow up, this is a better test case that does not pass by && struct MyType { MyType(int i, int j, int k, int l) : sum(i + j + k + l) { } int sum; }; int main() { int i = 0; std::cout <<

[Bug target/70098] PowerPC64: eigen hits ICE following invalid register assignment

2016-04-25 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70098 --- Comment #11 from Bill Schmidt --- Author: wschmidt Date: Mon Apr 25 22:29:49 2016 New Revision: 235424 URL: https://gcc.gnu.org/viewcvs?rev=235424=gcc=rev Log: [gcc] 2016-04-25 Bill Schmidt Backport

[Bug target/70098] PowerPC64: eigen hits ICE following invalid register assignment

2016-04-25 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70098 --- Comment #10 from Bill Schmidt --- Author: wschmidt Date: Mon Apr 25 22:28:36 2016 New Revision: 235423 URL: https://gcc.gnu.org/viewcvs?rev=235423=gcc=rev Log: [gcc] 2016-04-25 Bill Schmidt Backport

[Bug c++/70793] New: g++ does not accept some forms of "friend" declaration for builtin types

2016-04-25 Thread jpmarath at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70793 Bug ID: 70793 Summary: g++ does not accept some forms of "friend" declaration for builtin types Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity:

[Bug c++/70792] Incorrect sequence point warning with uniform initializer syntax

2016-04-25 Thread lefticus at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70792 --- Comment #1 from Jason Turner --- Note: I tested this code further and the compiler seems to be generating incorrect code based on this standard, not just warning incorrectly.

[Bug c++/70792] New: Incorrect sequence point warning with uniform initializer syntax

2016-04-25 Thread lefticus at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70792 Bug ID: 70792 Summary: Incorrect sequence point warning with uniform initializer syntax Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal

[Bug c/70791] New: -Wnested-externs prints inconsistent column number

2016-04-25 Thread egall at gwmail dot gwu.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70791 Bug ID: 70791 Summary: -Wnested-externs prints inconsistent column number Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: diagnostic Severity: normal

[Bug middle-end/32667] block copy with exact overlap is expanded as memcpy

2016-04-25 Thread ch3root at openwall dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32667 --- Comment #17 from Alexander Cherepanov --- On 2016-04-25 17:34, joseph at codesourcery dot com wrote: > Or it could simply document an additional requirement on the C library > used with GCC (that the case of exact overlap works), just as it

[Bug c++/70790] New: Can't mangle noexcept expressions

2016-04-25 Thread eric.niebler at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70790 Bug ID: 70790 Summary: Can't mangle noexcept expressions Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug middle-end/70773] Profiling makes sudoku solver slower

2016-04-25 Thread tulipawn at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70773 --- Comment #5 from PeteVine --- The issue seems to be purely about soft division. (I was either using no -mcpu or -mcpu=cortex-a5) Compiling for e.g Cortex-A7, doesn't need to lower any library calls and even though hardware division is not

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 --- Comment #49 from David Edelsohn --- Can we add some testcases to ensure that -fchecking and similar flags don't accidentally affect code generation due to future changes?

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 --- Comment #48 from David Edelsohn --- Commenting out the fold_non_dependent_expr call seems to work for me using the build method that regularly was failing before.

[Bug c/12245] [4.9/5/6/7 regression] Uses lots of memory when compiling large initialized arrays

2016-04-25 Thread lolisamurai at waifu dot club
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12245 Franc[e]sco changed: What|Removed |Added CC||lolisamurai at waifu dot club --- Comment

[Bug c++/70789] New: cilk test fib-tplt.cc occasionally fails

2016-04-25 Thread bernds at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70789 Bug ID: 70789 Summary: cilk test fib-tplt.cc occasionally fails Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords: wrong-code Severity: normal Priority:

[Bug c++/67247] ICE on std::forward args&& inside nested lambda function

2016-04-25 Thread tower120 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67247 tower120 changed: What|Removed |Added Known to work||6.0 --- Comment #4 from tower120 ---

[Bug target/68273] [5/6/7 Regression] Wrong code on mips/mipsel due to (invalid?) peeking at alignments in function_arg.

2016-04-25 Thread aurelien at aurel32 dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68273 --- Comment #33 from Aurelien Jarno --- (In reply to Hector Oron from comment #32) > (In reply to Richard Biener from comment #31) > > eipa_sra introduces the remaining SSA name with non-default alignment via > > [PATCH] > For the record,

[Bug middle-end/32667] block copy with exact overlap is expanded as memcpy

2016-04-25 Thread lopresti at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32667 --- Comment #16 from Patrick J. LoPresti --- Well, Valgrind itself is another real-world example. Tools like Valgrind cannot distinguish invalid memcpy() calls by the programmer from invalid memcpy() calls emitted by GCC. You can, of course,

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 Jakub Jelinek changed: What|Removed |Added CC||jason at gcc dot gnu.org --- Comment

[Bug libstdc++/70788] LaTeX formulae in doxygen comments should be suppressed in man-page output

2016-04-25 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70788 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug libstdc++/70788] New: LaTeX formulae in doxygen comments should be suppressed in man-page output

2016-04-25 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70788 Bug ID: 70788 Summary: LaTeX formulae in doxygen comments should be suppressed in man-page output Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords:

[Bug middle-end/32667] block copy with exact overlap is expanded as memcpy

2016-04-25 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32667 --- Comment #15 from joseph at codesourcery dot com --- On Sun, 24 Apr 2016, lopresti at gmail dot com wrote: > That said, this is clearly a real bug in GCC. memcpy has a well-defined > interface; GCC emits calls violating that interface;

[Bug sanitizer/70712] False positive from AddressSanitizer with use of 'alignas'

2016-04-25 Thread rogero at howzatt dot demon.co.uk
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70712 --- Comment #5 from Roger Orr --- Thank you. I can confirm that the fix also resolves the original problem from which I derived the sample program.

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 --- Comment #46 from Jakub Jelinek --- So, my current thinking is that this is related to make -jN bootstrap doing stage1 checking by default. Guess with --enable-stage1-checking=release it would bootstrap fine, but haven't verified that. But,

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #9 from rguenther at suse dot de --- On Mon, 25 Apr 2016, david.abdurachmanov at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 > > --- Comment #8 from David Abdurachmanov com> --- > Should I continue

[Bug go/70787] No time and child info with -pg and gccgo

2016-04-25 Thread vogt at linux dot vnet.ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70787 --- Comment #1 from Dominik Vogt --- (I've also tried setting GMON_OUT_PREFIX so that the gmon.out file does not get overwritten by different threads, but in either case only one dump file is created.)

[Bug tree-optimization/68030] Redundant address calculations in vectorized loop

2016-04-25 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68030 amker at gcc dot gnu.org changed: What|Removed |Added CC||amker at gcc dot gnu.org ---

[Bug go/70787] New: No time and child info with -pg and gccgo

2016-04-25 Thread vogt at linux dot vnet.ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70787 Bug ID: 70787 Summary: No time and child info with -pg and gccgo Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: go

[Bug ada/70786] New: Missing "not" breaks Ada.Text_IO.Get_Immediate(File, Item, Available)

2016-04-25 Thread ktamp at chem dot uoa.gr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70786 Bug ID: 70786 Summary: Missing "not" breaks Ada.Text_IO.Get_Immediate(File, Item, Available) Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/68030] Redundant address calculations in vectorized loop

2016-04-25 Thread kyukhin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68030 Kirill Yukhin changed: What|Removed |Added CC||amker.cheng at gmail dot com ---

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread david.abdurachmanov at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #8 from David Abdurachmanov --- Should I continue testing the 2nd patch, or dump whatever is currently built and restart with the patch from your latest comment?

[Bug ipa/70785] LTO bootstrap with IPA PTA is broken

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70785 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug ipa/70785] New: LTO bootstrap with IPA PTA is broken

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70785 Bug ID: 70785 Summary: LTO bootstrap with IPA PTA is broken Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: lto, wrong-code Severity: normal Priority:

[Bug c/67784] Incorrect parsing when using declarations in for loops and typedefs

2016-04-25 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67784 --- Comment #10 from Marek Polacek --- Sorry about that. I'll have another look.

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #7 from Richard Biener --- It looks to me we are using the wrong predicates but maybe the GIMPLE side is somewhat disconnected here. Index: gcc/tree-ssa-structalias.c

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread david.abdurachmanov at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #6 from David Abdurachmanov --- Will do, results will be late today or tomorrow.

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 --- Comment #45 from Jakub Jelinek --- I don't think M4 env var should make a difference in this case, in the release tarballs the gengtype-lex.c file is already built (on x86_64-linux) and nothing should be changing that. That said, I've

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #5 from rguenther at suse dot de --- On Mon, 25 Apr 2016, david.abdurachmanov at gmail dot com wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 > > --- Comment #4 from David Abdurachmanov com> --- > I will test the

[Bug preprocessor/16358] -Wno-system-headers hides warning caused by user header vs system header conflict

2016-04-25 Thread niva at niisi dot msk.ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=16358 --- Comment #11 from niva at niisi dot msk.ru --- (in reply to Martin Sebor in comment #10) Implementation of -Wmacro-redefined (with possibility of turning this warning to error) would solve the problem of our users.

[Bug target/70454] --with-arch=native isn't applied to 32-bit x86 target library

2016-04-25 Thread hjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70454 --- Comment #5 from hjl at gcc dot gnu.org --- Author: hjl Date: Mon Apr 25 12:41:43 2016 New Revision: 235411 URL: https://gcc.gnu.org/viewcvs?rev=235411=gcc=rev Log: Revert the last change in libatomic Need to properly check if -march=i486

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread david.abdurachmanov at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #4 from David Abdurachmanov --- I will test the second patch. Will take a few hours (it's millions of lines in C++).

[Bug fortran/70697] ICE on EVENT WAIT with array element UNTIL_COUNT argument

2016-04-25 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70697 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #3 from Richard Biener --- Where _1(D) is # PT = struct __single_object & _1(D) = ; This is in a function deemed local (a ISRA specialization) and thus it looks like we think there are no callers. There are indeed callers but

[Bug ipa/70760] [6/7 regression] wrong generated code for std::make_unique with -fipa-pta

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70760 --- Comment #2 from Richard Biener --- First DCE after IPA PTA does @@ -18217,7 +9762,6 @@ MEM[(struct ParameterDescription *)_5].D.481734.D.343802._vptr.ParameterDescriptionNode = [(void *)&_ZTVN3edm20ParameterDescriptionIiEE + 16B]; _18

[Bug tree-optimization/70771] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in operator[], at vec.h:714

2016-04-25 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70771 --- Comment #3 from amker at gcc dot gnu.org --- Had patch for this and PR70775, will send for review after testing.

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 --- Comment #7 from Richard Biener --- Author: rguenth Date: Mon Apr 25 10:50:46 2016 New Revision: 235408 URL: https://gcc.gnu.org/viewcvs?rev=235408=gcc=rev Log: 2016-04-25 Richard Biener PR

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon Apr 25 10:49:55 2016 New Revision: 235407 URL: https://gcc.gnu.org/viewcvs?rev=235407=gcc=rev Log: 2016-04-25 Richard Biener PR

[Bug middle-end/22141] [4.9/5/6/7 Regression] Missing optimization when storing structures

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=22141 Richard Biener changed: What|Removed |Added CC||ktkachov at gcc dot gnu.org ---

[Bug rtl-optimization/70784] Merge multiple short stores of immediates into wider stores

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug rtl-optimization/70784] Merge multiple short stores of immediates into wider stores

2016-04-25 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 --- Comment #4 from ktkachov at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #3) > Also note that finding the heuristics when to use this (for -Os it is of > course clearer) is hard, if the pointer is sufficiently aligned or if the

[Bug libstdc++/70767] std::numeric_limits::digits is wrong unless --std=c++11 used

2016-04-25 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70767 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/70784] Merge multiple short stores of immediates into wider stores

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 --- Comment #3 from Jakub Jelinek --- Also note that finding the heuristics when to use this (for -Os it is of course clearer) is hard, if the pointer is sufficiently aligned or if the target is strict alignment it is of course easier. And the

[Bug rtl-optimization/70784] Merge multiple short stores of immediates into wider stores

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug rtl-optimization/70784] Merge multiple short stores of immediates into wider stores

2016-04-25 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last

[Bug rtl-optimization/70784] New: Merge multiple short stores of immediates into wider stores

2016-04-25 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70784 Bug ID: 70784 Summary: Merge multiple short stores of immediates into wider stores Product: gcc Version: unknown Status: UNCONFIRMED Keywords:

[Bug driver/70783] New: -spec option behavior is different to implicit spec file

2016-04-25 Thread andreas.g.jhoss at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70783 Bug ID: 70783 Summary: -spec option behavior is different to implicit spec file Product: gcc Version: 4.8.5 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/70771] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in operator[], at vec.h:714

2016-04-25 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70771 --- Comment #2 from amker at gcc dot gnu.org --- Also like PR70775, this case failed the change allows single argument PHIs in if-cvt now. It looks like there is something wrong when handling single argument PHIs. Before the change, we simple

[Bug bootstrap/70704] [6 Regression] AIX bootstrap comparison failure

2016-04-25 Thread michael.haubenwall...@ssi-schaefer.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70704 Michael Haubenwallner changed: What|Removed |Added CC|

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 --- Comment #4 from Richard Biener --- Ok, so we now find (properly) that *d is loop invariant in while (b) but fail to detect *d as possibly trapping. That is supposed to be prevented (in PRE) by the loop exit but I messed up iteration and

[Bug debug/70764] PASS->FAIL: gcc.dg/guality/pr41447-1.c -O2 -flto -fno-use-linker-plugin -flto-partition=none

2016-04-25 Thread nickc at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70764 --- Comment #3 from Nick Clifton --- Hi Kyrylo, > FAIL: tmp is -1, not 0 > FAIL: tmp2 is -1, not 0 > FAIL: gcc.dg/guality/pr41447-1.c -O2 -flto -fno-use-linker-plugin > -flto-partition=none execution test Would you mind uploading this

[Bug tree-optimization/70777] x*x pessimised to pow(x,2) with -Og -ffast-math

2016-04-25 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70777 --- Comment #4 from rguenther at suse dot de --- On Mon, 25 Apr 2016, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70777 > > Jakub Jelinek changed: > >What|Removed |Added

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug tree-optimization/70777] x*x pessimised to pow(x,2) with -Og -ffast-math

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70777 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #3

[Bug c/70779] -trapv does not generate trapping vode for integer conversions

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70779 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/70778] internal compiler error: in tsubst, at cp/pt.c:12158

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70778 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/70777] x*x pessimised to pow(x,2) with -Og -ffast-math

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70777 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c++/70776] [4.9/5/6/7 Regression] ICE on invalid code on x86_64-linux-gnu: Segmentation fault (program cc1plus)

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70776 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug tree-optimization/70775] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu: Segmentation fault

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70775 Richard Biener changed: What|Removed |Added Priority|P3 |P1 CC|

[Bug middle-end/70773] Profiling makes sudoku solver slower

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70773 --- Comment #4 from Richard Biener --- It possibly does value profiling figuring out a common division/modulo value and then making all other values unlikely (and thus cold).

[Bug c/70772] Wrong warning about unspecified behavior for comparison with string literal

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70772 Richard Biener changed: What|Removed |Added Keywords||diagnostic

[Bug tree-optimization/70771] [7 Regression] ICE on valid code at -O3 on x86_64-linux-gnu in operator[], at vec.h:714

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70771 Richard Biener changed: What|Removed |Added Priority|P3 |P1 CC|

[Bug c++/70768] [6/7 Regression] Increased compilation time

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70768 Richard Biener changed: What|Removed |Added Keywords||compile-time-hog, |

[Bug target/70763] Use SSE for DImode load/store

2016-04-25 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70763 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 --- Comment #2 from Jakub Jelinek

[Bug c++/70781] [6/7 Regression] ICE on invalid C++ code with lambda expressions on x86_64-linux-gnu in finish_expr_stmt, at cp/semantics.c:677

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70781 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/70780] [6/7 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

2016-04-25 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70780 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|