[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread bernd.edlinger at hotmail dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #12 from Bernd Edlinger --- glibc's malloc returns 128-bit aligned on x86-64-linux-gnu. but what does it return on windows?

[Bug bootstrap/66022] 4.8.4 build fails with stage 2 and 3 comparison error

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66022 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug libfortran/77261] gfortran.dg/random_3.f90 FAILs

2016-08-23 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77261 Janne Blomqvist changed: What|Removed |Added URL||https://gcc.gnu.org/ml/gcc-

[Bug testsuite/69620] gcc.dg/tree-ssa/loop-19.c scan-tree-dump-times optimized fails for powerpc64-linux-gnu

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69620 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/71602] [6/7 regression] ICE on __builtin_va_arg in build_va_arg, at c-family/c-common.c:5810

2016-08-23 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71602 --- Comment #15 from Tom de Vries --- Posted updated patch: https://gcc.gnu.org/ml/gcc-patches/2016-08/msg01691.html

[Bug testsuite/77354] Failure with -fno-ivopts

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77354 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/65964] [meta] Operand Shortening

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65964 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Severity|n

[Bug rtl-optimization/68282] Optimization fails to remove unnecessary sign extension instruction

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68282 Andrew Pinski changed: What|Removed |Added Severity|normal |enhancement

[Bug tree-optimization/68557] Missed x86 peephole optimization for multiplying by a bool

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68557 Andrew Pinski changed: What|Removed |Added CC||pinskia at gcc dot gnu.org Sev

[Bug tree-optimization/68561] An improvement for VRP

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68561 Andrew Pinski changed: What|Removed |Added Keywords||missed-optimization Severity|n

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread bernd.edlinger at hotmail dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #11 from Bernd Edlinger --- (In reply to jos...@codesourcery.com from comment #10) > On Tue, 23 Aug 2016, bernd.edlinger at hotmail dot de wrote: > > > Yes, but isn't that an ABI decision? > > It's the sort of ABI decision that's fi

[Bug tree-optimization/65068] Improve rewriting for address type induction variables in IVOPT

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65068 Andrew Pinski changed: What|Removed |Added Last reconfirmed|2015-05-15 00:00:00 |2016-8-23 Known to fail|

[Bug lto/66196] Wrong type incompatibility warning for -flto and C

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66196 Andrew Pinski changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRME

[Bug target/77344] Internal Compiler Error with arch knl

2016-08-23 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77344 Andrew Pinski changed: What|Removed |Added Status|WAITING |UNCONFIRMED Component|fortran

[Bug fortran/77360] New: Self-assignment of allocatable character array

2016-08-23 Thread damian at sourceryinstitute dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77360 Bug ID: 77360 Summary: Self-assignment of allocatable character array Product: gcc Version: 6.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fo

[Bug bootstrap/77359] [7 Regression] AIX bootstrap failure due to alignment of stack pointer + STACK_DYNAMIC_OFFSET

2016-08-23 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77359 David Edelsohn changed: What|Removed |Added Target||powerpc-ibm-aix* Status|UNC

[Bug bootstrap/77359] New: [7 Regression] AIX bootstrap failure due to alignment of stack pointer + STACK_DYNAMIC_OFFSET

2016-08-23 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77359 Bug ID: 77359 Summary: [7 Regression] AIX bootstrap failure due to alignment of stack pointer + STACK_DYNAMIC_OFFSET Product: gcc Version: 7.0 Status: UNCONFIRMED

[Bug fortran/77358] New: [F08] deferred-length character function returns zero-length string

2016-08-23 Thread damian at sourceryinstitute dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77358 Bug ID: 77358 Summary: [F08] deferred-length character function returns zero-length string Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug bootstrap/38302] inefficient use of strlen in for loop

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38302 Manuel López-Ibáñez changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug middle-end/77357] strlen of constant strings not folded

2016-08-23 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77357 Martin Sebor changed: What|Removed |Added Keywords||missed-optimization Severity|no

[Bug middle-end/77357] New: strlen of constant strings not folded

2016-08-23 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77357 Bug ID: 77357 Summary: strlen of constant strings not folded Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #10 from joseph at codesourcery dot com --- On Tue, 23 Aug 2016, bernd.edlinger at hotmail dot de wrote: > Yes, but isn't that an ABI decision? It's the sort of ABI decision that's fixed after it's appeared in a release (whereas ma

[Bug target/18154] Inefficient max/min code for PowerPC

2016-08-23 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18154 --- Comment #12 from Segher Boessenkool --- (Never mind those last "addc" insn, they can just as well be plain "add", I pasted the wrong ones).

[Bug target/18154] Inefficient max/min code for PowerPC

2016-08-23 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18154 --- Comment #11 from Segher Boessenkool --- The signed version can be done in four insns: 1: subfc r5,r3,r4 subfe r6,r6,r6 and r7,r6,r5 addcr8,r7,r3 (superopt finds 16 versions, all similar). The unsign

[Bug libstdc++/77356] New: regex error for a ECMAScript syntax string

2016-08-23 Thread wmi at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77356 Bug ID: 77356 Summary: regex error for a ECMAScript syntax string Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: libstdc+

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread bernd.edlinger at hotmail dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #9 from Bernd Edlinger --- (In reply to jos...@codesourcery.com from comment #8) > On Tue, 23 Aug 2016, bernd.edlinger at hotmail dot de wrote: > > > gcc assumes that malloc, calloc, realloc, strdup, strndup > > and anything with the

[Bug libstdc++/77288] Std::experimental::optional::operator= implementation is broken in gcc 6.1

2016-08-23 Thread ville.voutilainen at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77288 --- Comment #7 from Ville Voutilainen --- See https://gcc.gnu.org/ml/gcc-patches/2016-08/msg01634.html for what the aforementioned superior approach looks like.

[Bug jit/77355] New: FAIL: jit.dg/test-threads.c: error: static declaration of 'dejagnu_pass' follows non-static declaration

2016-08-23 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77355 Bug ID: 77355 Summary: FAIL: jit.dg/test-threads.c: error: static declaration of 'dejagnu_pass' follows non-static declaration Product: gcc Version: 7.0 Status: UNCONFIRM

[Bug fortran/69860] ICE on missing end apostrophe with character(kind=4)

2016-08-23 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69860 --- Comment #12 from kargl at gcc dot gnu.org --- (In reply to Gerhard Steinmetz from comment #11) > And with "kind=4" instead of "kind=1", i.e. with testfile z1.f90 ? > > > for n in `seq 1 1000` > do >gfortran-7-20160821 -O2 -mavx -c z1.f90

[Bug fortran/77327] AddressSanitizer: heap-use-after-free gcc-trunk-239276/gcc/fortran/interface.c:403 in compare_components

2016-08-23 Thread fritzoreese at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77327 Fritz Reese changed: What|Removed |Added CC||fritzoreese at gmail dot com --- Comment #

[Bug c/77336] -Wsuggest-attribute=format warning overly simplistic

2016-08-23 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77336 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRMED

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #8 from joseph at codesourcery dot com --- On Tue, 23 Aug 2016, bernd.edlinger at hotmail dot de wrote: > gcc assumes that malloc, calloc, realloc, strdup, strndup > and anything with the __attribute__((__malloc__)) > returns a point

[Bug c/77336] -Wsuggest-attribute=format warning overly simplistic

2016-08-23 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77336 --- Comment #1 from Martin Sebor --- Created attachment 39488 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39488&action=edit Prototype patch. Attached a lightly tested patch.

[Bug fortran/77327] AddressSanitizer: heap-use-after-free gcc-trunk-239276/gcc/fortran/interface.c:403 in compare_components

2016-08-23 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77327 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/77333] Incorrect stack adjust in epilogue when targeting i686-w64-mingw32

2016-08-23 Thread kfischer at college dot harvard.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77333 --- Comment #2 from Keno Fischer --- Still broken adding both options to the compile.

[Bug testsuite/77354] New: Failure with -fno-ivopts

2016-08-23 Thread sabrinadfs at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77354 Bug ID: 77354 Summary: Failure with -fno-ivopts Product: gcc Version: 6.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: testsuite Assi

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread bernd.edlinger at hotmail dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 Bernd Edlinger changed: What|Removed |Added CC||bernd.edlinger at hotmail dot de --- C

[Bug target/77353] [AVR] uint16_t instead uint8_t comparison

2016-08-23 Thread bseifert at gmx dot at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77353 --- Comment #1 from Berni --- another example: if (PINA < PINC) { PORTB = 0; } compiles to: 6c2: 20 b1 in r18, 0x00 ; 0 6c4: 86 b1 in r24, 0x06 ; 6 6c6: 30 e0 ldi r19, 0x00

[Bug fortran/77351] ICE in remove_trim, at frontend-passes.c:1145

2016-08-23 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77351 --- Comment #2 from kargl at gcc dot gnu.org --- Thou shalt not derefernce NULL pointers. troutmask:sgk[238] svn diff frontend-passes.c Index: frontend-passes.c === --- frontend-pas

[Bug fortran/77344] Internal Compiler Error with arch knl

2016-08-23 Thread matthew.thompson at nasa dot gov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77344 --- Comment #2 from Matt Thompson --- (In reply to Dominique d'Humieres from comment #1) > I get a lot of "*error: instruction requires: AVX-512 ISA" when compiling > gettau.F90 on x86_64-apple-darwin15, Xcode 7.3.1. I've never tried this on Dar

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #6 from joseph at codesourcery dot com --- On Tue, 23 Aug 2016, mikulas at artax dot karlin.mff.cuni.cz wrote: > And if you add a new type __float256 with 32-byte alignment - does it mean > that > glibc suddenly starts being buggy,

[Bug fortran/77344] Internal Compiler Error with arch knl

2016-08-23 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77344 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread mikulas at artax dot karlin.mff.cuni.cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #5 from mikulas at artax dot karlin.mff.cuni.cz --- And if you add a new type __float256 with 32-byte alignment - does it mean that glibc suddenly starts being buggy, because it couldn't anticipate what types with what alignment will b

[Bug target/77353] New: [AVR] uint16_t instead uint8_t comparison

2016-08-23 Thread bseifert at gmx dot at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77353 Bug ID: 77353 Summary: [AVR] uint16_t instead uint8_t comparison Product: gcc Version: 6.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug sanitizer/67899] build failure in the sanitizer libs on sparc-linux-gnu

2016-08-23 Thread mikpelinux at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67899 Mikael Pettersson changed: What|Removed |Added CC||mikpelinux at gmail dot com --- Comm

[Bug fortran/77352] ICE: verify_ssa failed

2016-08-23 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77352 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/77351] ICE in remove_trim, at frontend-passes.c:1145

2016-08-23 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77351 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/77350] ICE in truthvalue_conversion, at fortran/convert.c:65

2016-08-23 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77350 Dominique d'Humieres changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/77352] New: ICE: verify_ssa failed

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77352 Bug ID: 77352 Summary: ICE: verify_ssa failed Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee:

[Bug fortran/77351] New: ICE in remove_trim, at frontend-passes.c:1145

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77351 Bug ID: 77351 Summary: ICE in remove_trim, at frontend-passes.c:1145 Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortr

[Bug fortran/77350] New: ICE in truthvalue_conversion, at fortran/convert.c:65

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77350 Bug ID: 77350 Summary: ICE in truthvalue_conversion, at fortran/convert.c:65 Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug fortran/68567] ICE on using wrong defined arrays (different cases/messages)

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68567 --- Comment #5 from Gerhard Steinmetz --- > We must be using drastically different compilers. No, I've simply forgotten to include a subcatalog with testfiles zz*. Sorry for my blotchiness. The patch looks good and works.

[Bug fortran/70853] ICE on pointing to null, in gfc_add_block_to_block, at fortran/trans.c:1599

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70853 --- Comment #3 from Gerhard Steinmetz --- Another testcase : $ cat z7.f90 program p integer, parameter :: m = 2, n = 3 real, target :: a(m*n) real, pointer :: z(:,:) => null() z(1:m,1:n) => null() end $ gfortran-7-20160821 z7.f90

[Bug fortran/69860] ICE on missing end apostrophe with character(kind=4)

2016-08-23 Thread gerhard.steinmetz.fort...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69860 --- Comment #11 from Gerhard Steinmetz --- And with "kind=4" instead of "kind=1", i.e. with testfile z1.f90 ? for n in `seq 1 1000` do gfortran-7-20160821 -O2 -mavx -c z1.f90 done > list 2>&1 grep 'internal compiler' list | wc 9465

[Bug lto/70955] [6/7 Regression] Wrong code generation for __builtin_ms_va_list with -flto

2016-08-23 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70955 --- Comment #23 from Tom de Vries --- (In reply to Richard Biener from comment #22) > (In reply to vries from comment #18) > > Created attachment 39484 [details] > > Tentative patch using attributes ms_abi/sysv_abi > > > > not build or regressio

[Bug middle-end/70736] false positive uninitialized warning

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70736 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org --- Commen

[Bug middle-end/52602] false compilation warning of uninitialized variable

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52602 Manuel López-Ibáñez changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug middle-end/72781] -Wuninitialized false positives in OpenMP code

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72781 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org --- Commen

[Bug middle-end/61428] wrong "maybe-uninitialized" (jump threading? predicate analysis?)

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61428 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org

[Bug middle-end/65182] -Wuninitialized fails when pointer to variable later passed to function

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65182 Manuel López-Ibáñez changed: What|Removed |Added Blocks||24639 --- Comment #5 from Manuel L

[Bug libstdc++/77334] [5/6/7 Regression] Cannot move assign std::map with non-copyable and non-movable mapped_type

2016-08-23 Thread inadgob at yahoo dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77334 --- Comment #5 from bogdan --- From now on, "fast" shall have a new degree of comparison beyond the superlative, spelled "jw-fast" (alternative spelling when appearing in text on gcc.gnu.org: "redi-fast"). Cheers!

[Bug middle-end/60488] missing uninitialized warning (address taken, VOP)

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60488 Manuel López-Ibáñez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/61112] Simple example triggers false-positive -Wmaybe-uninitialized warning

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61112 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org Known

[Bug c/77323] Bad "defaults to 'int'" warning for unsupported types

2016-08-23 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77323 Marek Polacek changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug middle-end/55496] False positive -Werror=uninitialized

2016-08-23 Thread manu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55496 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org --- Commen

[Bug c++/72775] [6/7 Regression] internal compiler error: in finish_expr_stmt, at cp/semantics.c:677

2016-08-23 Thread mbertello at feralinteractive dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72775 Matteo Bertello changed: What|Removed |Added CC||mbertello@feralinteractive.

[Bug target/77308] surprisingly large stack usage for sha512 on arm

2016-08-23 Thread wdijkstr at arm dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77308 Wilco changed: What|Removed |Added CC||wdijkstr at arm dot com --- Comment #10 from Wil

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #4 from joseph at codesourcery dot com --- When there isn't whole-implementation, including library, support for the types as "basic types" (see the resolution to DR#445), you need to consider them as some other kind of type, analog

[Bug middle-end/61409] [5/6/7 regression] -Wmaybe-uninitialized false-positive with -O2

2016-08-23 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61409 --- Comment #20 from Aldy Hernandez --- If anyone is interested, here is an even smaller testcase: int *rw; int line_height; int pixel_width; int text_cols; int width1, width2, width3; void *pointer; void f (int i, int j) { void *ptr; if (

[Bug target/68972] g++.dg/cpp1y/vla-initlist1.C test case fails on powerpc64le

2016-08-23 Thread seurer at linux dot vnet.ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68972 --- Comment #6 from Bill Seurer --- This test started passing today. I am not sure which update fixed it, though.

[Bug middle-end/61409] [5/6/7 regression] -Wmaybe-uninitialized false-positive with -O2

2016-08-23 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61409 --- Comment #21 from Aldy Hernandez --- Created attachment 39487 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39487&action=edit even more^2 reduced testcase Smaller testcase without any structure nonsense and even less variables.

[Bug middle-end/61409] [5/6/7 regression] -Wmaybe-uninitialized false-positive with -O2

2016-08-23 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61409 --- Comment #19 from Aldy Hernandez --- Also, unless I'm missing something, in Jeff's analysis, I see no reference to j, which plays a pivotal role. In the testcase in comment 14, we can see that the guard for ptr_14 is actually [i && j==0]:

[Bug c++/77338] [7 Regression] ICE on invalid C++11 code on x86_64-linux-gnu: Segmentation fault

2016-08-23 Thread su at cs dot ucdavis.edu
86_64-pc-linux-gnu/7.0.0/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: ../gcc-source-trunk/configure --enable-languages=c,c++,lto --prefix=/usr/local/gcc-trunk --disable-bootstrap Thread model: posix gcc version 7.0.0 20160823 (experimental) [trunk revision 239693] (GCC) $ $ g++-trunk -c

[Bug target/69789] g++ -O2 is removing tests against a variable that can be changed

2016-08-23 Thread tmark at isc dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69789 --- Comment #8 from Thomas Markwalder --- (In reply to Jonathan Wakely from comment #7) > (In reply to Thomas Markwalder from comment #5) > > A bit more digging reveals that in the logic expression which fails: > > > > {{{ > > // Check if we

[Bug middle-end/61409] [5/6/7 regression] -Wmaybe-uninitialized false-positive with -O2

2016-08-23 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61409 Aldy Hernandez changed: What|Removed |Added CC||aldyh at gcc dot gnu.org --- Comment #1

[Bug rtl-optimization/69847] Spec 2006 403.gcc slows down with -mlra vs. reload on PowerPC

2016-08-23 Thread wdijkstr at arm dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69847 Wilco changed: What|Removed |Added CC||wdijkstr at arm dot com --- Comment #27 from Wil

[Bug target/77349] AIX DWARF debugging offset in 64 bit mode

2016-08-23 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77349 David Edelsohn changed: What|Removed |Added Keywords||wrong-debug Status|UNCONFIR

[Bug target/77349] New: AIX DWARF debugging offset in 64 bit mode

2016-08-23 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77349 Bug ID: 77349 Summary: AIX DWARF debugging offset in 64 bit mode Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug libstdc++/77334] [5/6/7 Regression] Cannot move assign std::map with non-copyable and non-movable mapped_type

2016-08-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77334 Jonathan Wakely changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/77334] [5/6/7 Regression] Cannot move assign std::map with non-copyable and non-movable mapped_type

2016-08-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77334 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Tue Aug 23 14:21:16 2016 New Revision: 239702 URL: https://gcc.gnu.org/viewcvs?rev=239702&root=gcc&view=rev Log: libstdc++/77334 move assign RB trees of non-copyable types PR li

[Bug libstdc++/77334] [5/6/7 Regression] Cannot move assign std::map with non-copyable and non-movable mapped_type

2016-08-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77334 --- Comment #2 from Jonathan Wakely --- Author: redi Date: Tue Aug 23 14:20:50 2016 New Revision: 239701 URL: https://gcc.gnu.org/viewcvs?rev=239701&root=gcc&view=rev Log: libstdc++/77334 move assign RB trees of non-copyable types PR li

[Bug target/77348] --with-arch=skylake still not working because config.gcc

2016-08-23 Thread dflater at nist dot gov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77348 David Flater changed: What|Removed |Added CC||dflater at nist dot gov --- Comment #1 fr

[Bug c++/70909] Libiberty Demangler segfaults (4)

2016-08-23 Thread boehme.marcel at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909 --- Comment #2 from Marcel Böhme --- Here: https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00105.html Pending review.

[Bug target/77348] New: -march=skylake still not working because config.gcc

2016-08-23 Thread dflater at nist dot gov
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77348 Bug ID: 77348 Summary: -march=skylake still not working because config.gcc Product: gcc Version: 6.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug tree-optimization/77286] [7 Regression] ICE in fold_convert_loc, at fold-const.c:2248 building 435.gromacs

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77286 --- Comment #8 from Richard Biener --- Author: rguenth Date: Tue Aug 23 13:58:19 2016 New Revision: 239700 URL: https://gcc.gnu.org/viewcvs?rev=239700&root=gcc&view=rev Log: 2016-08-23 Richard Biener PR tree-optimization/77286

[Bug target/77345] [7 Regression] Segmentation fault w/ -misel -O1 (and above)

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77345 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.0

[Bug target/77346] [7 Regression] ICE in push_reload, at reload.c:1350

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77346 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.0

[Bug c++/77347] [6/7 Regression] Incorrect auto deduction failure in template class member function

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77347 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.3 Summary|[6 Regression] I

[Bug target/72851] [6 Regression] memory hog with -O3 on s390x-linux-gnu

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72851 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Known to work|

[Bug target/72851] [6 Regression] memory hog with -O3 on s390x-linux-gnu

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72851 --- Comment #9 from Richard Biener --- Author: rguenth Date: Tue Aug 23 13:49:00 2016 New Revision: 239699 URL: https://gcc.gnu.org/viewcvs?rev=239699&root=gcc&view=rev Log: 2016-08-23 Richard Biener Backport from mainline 20

[Bug tree-optimization/76783] [7 Regression] wrong code with conditional vector assignment @ -Og

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=76783 --- Comment #7 from Richard Biener --- Author: rguenth Date: Tue Aug 23 13:49:00 2016 New Revision: 239699 URL: https://gcc.gnu.org/viewcvs?rev=239699&root=gcc&view=rev Log: 2016-08-23 Richard Biener Backport from mainline 20

[Bug c++/70909] Libiberty Demangler segfaults (4)

2016-08-23 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909 Stephan Bergmann changed: What|Removed |Added CC||sbergman at redhat dot com --- Commen

[Bug other/61460] Demangler crash (GDB PR 17043)

2016-08-23 Thread sbergman at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61460 Stephan Bergmann changed: What|Removed |Added CC||sbergman at redhat dot com --- Commen

[Bug lto/70955] [6/7 Regression] Wrong code generation for __builtin_ms_va_list with -flto

2016-08-23 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70955 --- Comment #22 from Richard Biener --- (In reply to vries from comment #18) > Created attachment 39484 [details] > Tentative patch using attributes ms_abi/sysv_abi > > not build or regression tested yet, but at least makes test-case pass. LGTM

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread mikulas at artax dot karlin.mff.cuni.cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #3 from mikulas at artax dot karlin.mff.cuni.cz --- BTW. gcc thinks that with -m32, allocated memory is aligned to 4 bytes and with -m64 and -mx32, allocated memory is aligned to 16 bytes. You can try to compile this program into assem

[Bug lto/70955] [6/7 Regression] Wrong code generation for __builtin_ms_va_list with -flto

2016-08-23 Thread steven.shi at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70955 --- Comment #21 from Steven Shi --- Vries, Sorry, my bad. I didn't apply your patch completely. Yes, your patch works. And with your patch, my UEFU firmware gcc lto build pass and boot successfully. Hope we could check in a formal fix ASAP, becau

[Bug target/77330] __float128 segfaults on 32-bit x86 due to 8-byte malloc alignment

2016-08-23 Thread mikulas at artax dot karlin.mff.cuni.cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77330 --- Comment #2 from mikulas at artax dot karlin.mff.cuni.cz --- Glibc doesn't support types __float128 and decimal float. Only GCC does. Glibc can't be responsible for decisions made by the GCC developers. Glibc has been aliging allocated memory

[Bug libstdc++/77334] [5/6/7 Regression] Cannot move assign std::map with non-copyable and non-movable mapped_type

2016-08-23 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77334 --- Comment #1 from Jonathan Wakely --- Author: redi Date: Tue Aug 23 13:15:12 2016 New Revision: 239698 URL: https://gcc.gnu.org/viewcvs?rev=239698&root=gcc&view=rev Log: libstdc++/77334 move assign RB trees of non-copyable types PR li

[Bug lto/70955] [6/7 Regression] Wrong code generation for __builtin_ms_va_list with -flto

2016-08-23 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70955 --- Comment #20 from vries at gcc dot gnu.org --- (In reply to Steven Shi from comment #19) > (In reply to vries from comment #18) > > Created attachment 39484 [details] > > Tentative patch using attributes ms_abi/sysv_abi > > > > not build or re

[Bug testsuite/69620] gcc.dg/tree-ssa/loop-19.c scan-tree-dump-times optimized fails for powerpc64-linux-gnu

2016-08-23 Thread tiago.brusamarello at datacom dot ind.br
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69620 --- Comment #2 from Tiago Brusamarello --- (In reply to Andrew Pinski from comment #1) > Does this fail on 5.4.0? 4.9.4 was the last release of 4.9 We've tested it so far on GCC version 5.3 for PPC64 platforms. In this case the test result is U

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