[Bug tree-optimization/55016] request for specific builtins for rcp and rsqrt

2012-10-22 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55016 --- Comment #3 from Marc Glisse 2012-10-23 06:12:30 UTC --- (In reply to comment #2) > For the application I have in mind a global flag will such as -ffaster-math > will not be suitable > as it would affect also places where full "single

[Bug target/54902] [4.7 Regression], ICE (segfault) building on arm-linux-gnueabi

2012-10-22 Thread zhenqiang.chen at linaro dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54902 --- Comment #4 from zhenqiang.chen at linaro dot org 2012-10-23 05:35:17 UTC --- Created attachment 28512 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28512 gdb backtrace Root cause: PRE bases on the result of value numbering (r

[Bug tree-optimization/55016] request for specific builtins for rcp and rsqrt

2012-10-22 Thread vincenzo.innocente at cern dot ch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55016 --- Comment #2 from vincenzo Innocente 2012-10-23 05:19:37 UTC --- For the application I have in mind a global flag will such as -ffaster-math will not be suitable as it would affect also places where full "single precision" is still requi

[Bug go/54918] libgo.so.0 is not runtime compatible between gcc-4.6.2 and gcc-4.7.x

2012-10-22 Thread ian at airs dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54918 Ian Lance Taylor changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug go/54918] libgo.so.0 is not runtime compatible between gcc-4.6.2 and gcc-4.7.x

2012-10-22 Thread ian at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54918 --- Comment #3 from ian at gcc dot gnu.org 2012-10-23 05:01:31 UTC --- Author: ian Date: Tue Oct 23 05:01:24 2012 New Revision: 192706 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192706 Log: PR go/54918 libgo: Set libra

[Bug target/55019] Incorrectly use live argument register to save high register in thumb1 prologue

2012-10-22 Thread terry.guo at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55019 Terry Guo changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug target/55019] Incorrectly use live argument register to save high register in thumb1 prologue

2012-10-22 Thread xguo at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55019 --- Comment #3 from xuepeng guo 2012-10-23 03:49:21 UTC --- Author: xguo Date: Tue Oct 23 03:49:17 2012 New Revision: 192703 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192703 Log: gcc/ PR target/55019 * config

[Bug other/55031] New: Documentation on RTL GCSE pass is outdated

2012-10-22 Thread amker.cheng at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55031 Bug #: 55031 Summary: Documentation on RTL GCSE pass is outdated Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Priori

[Bug middle-end/55030] [4.8 Regression]: gcc.c-torture/execute/builtins/memcpy-chk.c execution, -Os (et al)

2012-10-22 Thread hp at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55030 Hans-Peter Nilsson changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo

[Bug middle-end/55030] [4.8 Regression]: gcc.c-torture/execute/builtins/memcpy-chk.c execution, -Os (et al)

2012-10-22 Thread hp at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55030 Hans-Peter Nilsson changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/55030] [4.8 Regression]: gcc.c-torture/execute/builtins/memcpy-chk.c execution, -Os (et al)

2012-10-22 Thread hp at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55030 --- Comment #1 from Hans-Peter Nilsson 2012-10-23 01:05:29 UTC --- Author: hp Date: Tue Oct 23 01:05:25 2012 New Revision: 192701 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192701 Log: PR middle-end/55030 Revert:

[Bug middle-end/55030] New: [4.8 Regression]: gcc.c-torture/execute/builtins/memcpy-chk.c execution, -Os (et al)

2012-10-22 Thread hp at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55030 Bug #: 55030 Summary: [4.8 Regression]: gcc.c-torture/execute/builtins/memcpy-chk.c execution, -Os (et al) Classification: Unclassified Product: gcc

[Bug middle-end/54957] Two crashes introduced by rev192488

2012-10-22 Thread amylaar at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54957 Jorn Wolfgang Rennecke changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/55029] constexpr bug: lvalue required?

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55029 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c++/55029] New: constexpr bug: lvalue required?

2012-10-22 Thread luto at mit dot edu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55029 Bug #: 55029 Summary: constexpr bug: lvalue required? Classification: Unclassified Product: gcc Version: 4.6.3 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug libstdc++/54075] [4.7.1] unordered_map insert 3x slower than 4.6.2

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54075 --- Comment #29 from Paolo Carlini 2012-10-22 22:47:31 UTC --- Indeed, if we have to do something about that, we need to know those profiles. That's my point. Otherwise, blindly, it could be anything, ie, not necessarily rehashes which are

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 William J. Schmidt changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 --- Comment #5 from William J. Schmidt 2012-10-22 22:09:29 UTC --- Author: wschmidt Date: Mon Oct 22 22:09:22 2012 New Revision: 192696 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192696 Log: gcc: 2012-10-22 Bill Schmidt

[Bug libstdc++/54075] [4.7.1] unordered_map insert 3x slower than 4.6.2

2012-10-22 Thread cracauer at cons dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54075 --- Comment #28 from Martin Cracauer 2012-10-22 22:04:27 UTC --- I should clarify that I was pointed to this problem (with insert) by profiling and for us nothing pops up as faster (or smaller for that matter). Hence the question.

[Bug c++/55028] _GLIBCXX_DEBUG is broken when using v7 namespace

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55028 --- Comment #2 from Paolo Carlini 2012-10-22 21:12:07 UTC --- Looks like some debug mode symbols need exporting, nothing particularly complex.

[Bug target/36772] GCC generates impossible BRANCH instruction

2012-10-22 Thread sch...@linux-m68k.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36772 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug libstdc++/54075] [4.7.1] unordered_map insert 3x slower than 4.6.2

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54075 --- Comment #27 from Paolo Carlini 2012-10-22 21:05:41 UTC --- I can only recommend profiling (by gprof or other means).

[Bug c++/55028] _GLIBCXX_DEBUG is broken when using v7 namespace

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55028 Paolo Carlini changed: What|Removed |Added CC||bkoz at redhat dot com --- Comm

[Bug c++/55028] New: _GLIBCXX_DEBUG is broken when using v7 namespace

2012-10-22 Thread oleg at smolsky dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55028 Bug #: 55028 Summary: _GLIBCXX_DEBUG is broken when using v7 namespace Classification: Unclassified Product: gcc Version: 4.7.2 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/54075] [4.7.1] unordered_map insert 3x slower than 4.6.2

2012-10-22 Thread cracauer at cons dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54075 Martin Cracauer changed: What|Removed |Added CC||cracauer at cons dot org ---

[Bug target/28882] Use more register name macros in m68k port

2012-10-22 Thread sch...@linux-m68k.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28882 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug rtl-optimization/28925] problem with zero_extract during gcse

2012-10-22 Thread sch...@linux-m68k.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28925 Andreas Schwab changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug c++/54560] g++ with --sysroot and -save-temps don't play nicely

2012-10-22 Thread elesueur at vmware dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54560 Etienne Le Sueur changed: What|Removed |Added CC||elesueur at vmware dot com -

[Bug target/37680] ICE: unable to generate reloads for: (insn:QI

2012-10-22 Thread sch...@linux-m68k.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37680 Andreas Schwab changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|

[Bug target/32381] m68k undefined symbol __cmpsf2_internal

2012-10-22 Thread sch...@linux-m68k.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32381 Andreas Schwab changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug target/54888] GCC with -Os is faster than -O3 on some AVR code

2012-10-22 Thread gjl at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54888 Georg-Johann Lay changed: What|Removed |Added CC||gjl at gcc dot gnu.org --- C

[Bug debug/54971] SRA pessimizes debug info by not creating debug stmts for fields without replacements

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54971 --- Comment #8 from Jakub Jelinek 2012-10-22 19:59:44 UTC --- With your patch and my incremental patch on top of it bootstrap/regtest passed on both x86_64-linux and i686-linux btw.

[Bug rtl-optimization/53701] ICE on ia64 (when building Allegro 4.4) in sel-sched

2012-10-22 Thread abel at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53701 Andrey Belevantsev changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution

[Bug target/55026] Useless stores generated for structures passed by value

2012-10-22 Thread mans at mansr dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55026 --- Comment #4 from Mans Rullgard 2012-10-22 19:37:58 UTC --- For the record, clang/llvm gets this right.

[Bug rtl-optimization/53701] ICE on ia64 (when building Allegro 4.4) in sel-sched

2012-10-22 Thread abel at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53701 --- Comment #10 from Andrey Belevantsev 2012-10-22 19:34:41 UTC --- Author: abel Date: Mon Oct 22 19:34:35 2012 New Revision: 192693 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192693 Log: Backport from mainline

[Bug target/55026] Useless stores generated for structures passed by value

2012-10-22 Thread mans at mansr dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55026 --- Comment #3 from Mans Rullgard 2012-10-22 19:34:25 UTC --- It has actually got worse over time. With 4.3 I get this: f: sub sp, sp, #8 mov r2, r0 stmia sp, {r0, r1} add r0, r1, r2

[Bug target/55026] Useless stores generated for structures passed by value

2012-10-22 Thread ebotcazou at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55026 Eric Botcazou changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/55027] New: simplify vector multiplication by 1

2012-10-22 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55027 Bug #: 55027 Summary: simplify vector multiplication by 1 Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: normal Pri

[Bug tree-optimization/55016] request for specific builtins for rcp and rsqrt

2012-10-22 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55016 --- Comment #1 from Marc Glisse 2012-10-22 18:56:42 UTC --- (In reply to comment #0) > void v() { > for(int i=0; i!=1024; ++i) > v0[i] = rsqrtf(v1[i]); > } Doesn't writing v0[i] = 1 / sqrtf(v1[i]) work with suitable fast-math

[Bug target/55026] [Multiple targets] Inefficient code with structs passed by value

2012-10-22 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55026 --- Comment #1 from Andrew Pinski 2012-10-22 16:41:09 UTC --- I think I already filed this bug about 4 years ago or so.

[Bug target/55026] New: [Multiple targets] Inefficient code with structs passed by value

2012-10-22 Thread mans at mansr dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55026 Bug #: 55026 Summary: [Multiple targets] Inefficient code with structs passed by value Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCO

[Bug rtl-optimization/55025] New: reg_nonzero_bits_for_combine/get_last_value: missing mode check for hardware registers

2012-10-22 Thread aurelien.buhrig.gcc at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55025 Bug #: 55025 Summary: reg_nonzero_bits_for_combine/get_last_value: missing mode check for hardware registers Classification: Unclassified Product: gcc Version: 4.6.3

[Bug debug/54971] SRA pessimizes debug info by not creating debug stmts for fields without replacements

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54971 --- Comment #7 from Jakub Jelinek 2012-10-22 16:19:18 UTC --- Created attachment 28510 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28510 gcc48-pr54971-incremental.patch Incremental patch that makes the pr46571.c testcase pass.

[Bug rtl-optimization/54850] [4.8 Regression] FAIL: gcc.c-torture/execute/20041113-1.c execution, -Os

2012-10-22 Thread pthaugen at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54850 --- Comment #11 from Pat Haugen 2012-10-22 15:50:06 UTC --- (In reply to comment #9) > Created attachment 28482 [details] > Candidate patch. > > Could you both please test this patch? The patch fixes the issue for me too, on both the

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 --- Comment #4 from William J. Schmidt 2012-10-22 15:41:41 UTC --- Simple enough. The statement has two interpretations and one looks like a basis for the other. Surprised this never came up before. Adding a check to avoid letting a sta

[Bug middle-end/55024] New: cse_process_notes_1/equiv_constant: missing mode check for hardware registers

2012-10-22 Thread aurelien.buhrig.gcc at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55024 Bug #: 55024 Summary: cse_process_notes_1/equiv_constant: missing mode check for hardware registers Classification: Unclassified Product: gcc Version: 4.6.3

[Bug debug/54971] SRA pessimizes debug info by not creating debug stmts for fields without replacements

2012-10-22 Thread jamborm at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54971 --- Comment #6 from Martin Jambor 2012-10-22 15:14:13 UTC --- (In reply to comment #5) > Can you say what -fcompare-debug failures you saw (or was it a bootstrap > problem already)? Bootstrap actually passes. I's gcc.dg/pr46571.c that f

[Bug debug/54971] SRA pessimizes debug info by not creating debug stmts for fields without replacements

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54971 --- Comment #5 from Jakub Jelinek 2012-10-22 15:09:05 UTC --- Can you say what -fcompare-debug failures you saw (or was it a bootstrap problem already)? Generally, differences in DECL_UIDs between -g and -g0 should be ok as long as the de

[Bug tree-optimization/55018] [4.6/4.7/4.8 Regression] CDDCE pass is too aggressive sometimes with infinite loops and with some functions

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55018 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unas

[Bug debug/54971] SRA pessimizes debug info by not creating debug stmts for fields without replacements

2012-10-22 Thread jamborm at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54971 --- Comment #4 from Martin Jambor 2012-10-22 14:55:35 UTC --- Unfortunately, the patch causes -fcompare-debug issues. The problem is that with it we create some declarations only when producing debug info which can affect UIDs which then

[Bug c++/54988] fpmath=sse target pragma causes inlining failure because of target specific option mismatch

2012-10-22 Thread thiago at kde dot org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54988 --- Comment #3 from Thiago Macieira 2012-10-22 14:43:11 UTC --- This might be as I pointed out in http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54231: (Node "Function attributes"): On the 386/x86_64 and PowerPC backends, the inline

[Bug target/55023] New: hppa: wrong code generated with tail call optimisation

2012-10-22 Thread mans at mansr dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55023 Bug #: 55023 Summary: hppa: wrong code generated with tail call optimisation Classification: Unclassified Product: gcc Version: 4.8.0 Status: UNCONFIRMED Severity: no

[Bug tree-optimization/55018] [4.6/4.7/4.8 Regression] CDDCE pass is too aggressive sometimes with infinite loops and with some functions

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55018 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Co

[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

2012-10-22 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 --- Comment #1 from Dominique d'Humieres 2012-10-22 14:24:51 UTC --- Created attachment 28507 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28507 compressed archive for the test The attachment contains the original source air_main

[Bug c++/55020] 4.7.2 allow array init wih non-const argument

2012-10-22 Thread marktbremen45 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55020 --- Comment #3 from marktbremen45 at gmail dot com 2012-10-22 14:20:39 UTC --- ok - no bug thanks for the hint

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 --- Comment #7 from Dominique d'Humieres 2012-10-22 14:14:19 UTC --- > I think your bisection is wrong ... Indeed I meant r192559 (see /opt/gcc/gcc4.8p-192559/bin/gfortran in comment#0). Thanks for the quick fix.

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 --- Comment #5 from Richard Biener 2012-10-22 14:10:31 UTC --- Author: rguenth Date: Mon Oct 22 14:10:06 2012 New Revision: 192691 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192691 Log: 2012-10-22 Richard Biener P

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|una

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 Richard Biener changed: What|Removed |Added Status|WAITING |NEW --- Comment #3 from Richar

[Bug tree-optimization/55022] New: [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619

2012-10-22 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022 Bug #: 55022 Summary: [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619 Classification: Unclassified Product: gcc Version:

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 --- Comment #2 from Dominique d'Humieres 2012-10-22 13:48:27 UTC --- > I get > > > ./gfortran -B. -B ../x86_64-unknown-linux-gnu/libgfortran/.libs t.f90 > > -ffree-line-length-none > t.f90:20.28: > > call check_i8(i8**43_8,3_8**43_8)

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread wschmidt at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 William J. Schmidt changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo

[Bug lto/55021] [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug middle-end/54921] [4.8 Regression] wrong code with -Os -fno-omit-frame-pointer -fsched2-use-superblocks -fstack-protector -ftree-slp-vectorize

2012-10-22 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54921 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 --- Comment #5 from Richard Biener 2012-10-22 13:26:52 UTC --- Author: rguenth Date: Mon Oct 22 13:26:48 2012 New Revision: 192689 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192689 Log: 2012-10-22 Richard Biener P

[Bug lto/55021] New: [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

2012-10-22 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55021 Bug #: 55021 Summary: [4.8 Regression] The tests gfortran.dg/integer_exponentiation_5.F90 and masklr_1.F90 are miscompiled with -flto after revision 192529

[Bug tree-optimization/55005] [4.8 Regression] gcc.c-torture/execute/loop-3.c FAILs with -fPIC

2012-10-22 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55005 --- Comment #5 from Marek Polacek 2012-10-22 13:08:40 UTC --- In .jump there's ;; Function main (main, funcdef_no=2, decl_uid=1727, cgraph_uid=2) (executed once) Deleted 22 trivially dead insns 3 basic blocks, 1 edges. (note 5 0 4

[Bug c++/54844] [4.8 Regression] ice tsubst_copy, at cp/pt.c:12352

2012-10-22 Thread bangerth at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54844 --- Comment #12 from Wolfgang Bangerth 2012-10-22 13:05:36 UTC --- Thanks, Jakub!

[Bug fortran/54997] [4.8 Regression] -Wunused-function gives false warnings

2012-10-22 Thread janus at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54997 janus at gcc dot gnu.org changed: What|Removed |Added Summary|-Wunused-function gives |[4.8 Regression]

[Bug target/54888] GCC with -Os is faster than -O3 on some AVR code

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54888 --- Comment #4 from Richard Biener 2012-10-22 12:56:23 UTC --- (In reply to comment #3) > (In reply to comment #2) > > > And I actually don't understand teh issue: Optimizing for size does not > > require > > to produce slow code. The

[Bug tree-optimization/55005] [4.8 Regression] gcc.c-torture/execute/loop-3.c FAILs with -fPIC

2012-10-22 Thread mpolacek at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55005 --- Comment #4 from Marek Polacek 2012-10-22 12:53:47 UTC --- $ gcc -O2 -funroll-loops -fPIC testcase.c && ./a.out $ gcc -O2 -fpeel-loops -fPIC testcase.c && ./a.out seem to be fine with current trunk. The others are failing though.

[Bug c++/54922] [C++11][DR 1359] constexpr constructors require initialization of all union members

2012-10-22 Thread paolo.carlini at oracle dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54922 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unas

[Bug libstdc++/40856] numeric_limits not specialized for __int128_t or __uint128_t

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40856 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Co

[Bug target/54888] GCC with -Os is faster than -O3 on some AVR code

2012-10-22 Thread mojo at world3 dot net
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54888 --- Comment #3 from mojo at world3 dot net 2012-10-22 12:40:57 UTC --- (In reply to comment #2) > And I actually don't understand teh issue: Optimizing for size does not > require > to produce slow code. The code may run fast. -O3 is

[Bug c++/55020] 4.7.2 allow array init wih non-const argument

2012-10-22 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55020 --- Comment #2 from Jonathan Wakely 2012-10-22 12:36:04 UTC --- Documented at http://gcc.gnu.org/onlinedocs/gcc/Variable-Length.html

[Bug c++/55020] 4.7.2 allow array init wih non-const argument

2012-10-22 Thread redi at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55020 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c++/55020] New: 4.7.2 allow array init wih non-const argument

2012-10-22 Thread marktbremen45 at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55020 Bug #: 55020 Summary: 4.7.2 allow array init wih non-const argument Classification: Unclassified Product: gcc Version: unknown Status: UNCONFIRMED Severity: minor

[Bug libstdc++/40856] numeric_limits not specialized for __int128_t or __uint128_t

2012-10-22 Thread zerotype at yahoo dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40856 zerotype at yahoo dot com changed: What|Removed |Added CC||zerotype at yahoo dot c

[Bug c++/54844] [4.8 Regression] ice tsubst_copy, at cp/pt.c:12352

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54844 --- Comment #11 from Jakub Jelinek 2012-10-22 12:03:45 UTC --- It has been fixed a week ago: http://gcc.gnu.org/ml/gcc-patches/2012-10/msg01538.html but the patch hasn't been reviewed yet. I'll ping it today.

[Bug c++/54844] [4.8 Regression] ice tsubst_copy, at cp/pt.c:12352

2012-10-22 Thread bangerth at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54844 --- Comment #10 from Wolfgang Bangerth 2012-10-22 11:58:58 UTC --- Given that this bug has been found 3 times already (and I extracted my testcase from the widely used BOOST library), is there an ETA for a fix? W.

[Bug target/55019] Incorrectly use live argument register to save high register in thumb1 prologue

2012-10-22 Thread terry.guo at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55019 --- Comment #2 from Terry Guo 2012-10-22 11:23:16 UTC --- Created attachment 28505 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28505 case to reproduce this bug

[Bug tree-optimization/54889] [4.8 Regression] Revision 191983 gives compfail for 465.tonto in SPEC CPU 2006 when use -O3 -mavx

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54889 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug c++/54988] fpmath=sse target pragma causes inlining failure because of target specific option mismatch

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54988 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unas

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 --- Comment #4 from Richard Biener 2012-10-22 10:03:56 UTC --- We are iterating between Visiting PHI node: s_56 = PHI <_53(3), _12(12)> Argument #0 (3 -> 4 executable) _53 Value: [63740, +INF] EQUIVALENCES: { _19

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Co

[Bug target/55019] Incorrectly use live argument register to save high register in thumb1 prologue

2012-10-22 Thread rearnsha at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55019 Richard Earnshaw changed: What|Removed |Added Target||arm-eabi Status|U

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 Richard Biener changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|una

[Bug target/55019] New: Incorrectly use live argument register to save high register in thumb1 prologue

2012-10-22 Thread terry.guo at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55019 Bug #: 55019 Summary: Incorrectly use live argument register to save high register in thumb1 prologue Classification: Unclassified Product: gcc Version: 4.7.3

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 --- Comment #2 from Jakub Jelinek 2012-10-22 09:26:26 UTC --- I bet this regressed with http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189885 together with one of r188728, r188776 or r188780 (in between r188700 and r188800 it started t

[Bug c++/54988] fpmath=sse target pragma causes inlining failure because of target specific option mismatch

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54988 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/54990] [4.8 Regression] [OOP] ICE in tree_operand_check on SELECT TYPE

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54990 Richard Biener changed: What|Removed |Added Target Milestone|--- |4.8.0

[Bug rtl-optimization/54993] [4.8 regression] PIC register not marked as live

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54993 Richard Biener changed: What|Removed |Added Target Milestone|--- |4.8.0

[Bug tree-optimization/55008] [4.8 Regression] Internal compiler error : verify_ssa failed

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55008 Richard Biener changed: What|Removed |Added Target Milestone|--- |4.8.0 Summary|Intern

[Bug tree-optimization/55006] [4.8 Regression] aermod.f90 is miscompiled with '-m64 -O2 -funroll-loops' after revision 192526

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55006 Richard Biener changed: What|Removed |Added Target Milestone|--- |4.8.0

[Bug middle-end/55001] Handle VEC_COND_EXPR in tree-vect-generic.c

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55001 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/55005] [4.8 Regression] gcc.c-torture/execute/loop-3.c FAILs with -fPIC

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55005 Richard Biener changed: What|Removed |Added Target Milestone|--- |4.8.0

[Bug tree-optimization/55011] [4.8 Regression] GCC in an infinite loop at -O2 in VRP

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55011 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/55018] [4.6/4.7/4.8 Regression] CDDCE pass is too aggressive sometimes with infinite loops and with some functions

2012-10-22 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55018 Richard Biener changed: What|Removed |Added Known to work||4.5.4 Target Milestone|4.7.3

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