[Bug tree-optimization/46177] [4.5/4.6 Regression] ICE: in prop_phis, at tree-loop-distribution.c:327 with -fno-tree-copy-prop -ftree-loop-distribution

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46177 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/46174] [OOP] ALLOCATE with SOURCE: Deep copy missing

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46174 Salvatore Filippone changed: What|Removed |Added CC||sfilippone at uniroma2 dot

[Bug tree-optimization/46172] [4.2/4.3/4.4/4.5/4.6 Regression] ICE: in expand_widen_pattern_expr, at optabs.c:522 with -ftree-vectorize -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46172 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/45451] [OOP] Inconsistent status of ALLOCATABLE components inside CLASS variables.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45451 Tobias Burnus changed: What|Removed |Added Depends on||46174 --- Comment #16 from Tobias Burnus

[Bug fortran/46174] [OOP] ALLOCATE with SOURCE: Deep copy missing

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46174 --- Comment #2 from Tobias Burnus 2010-10-26 07:44:15 UTC --- (In reply to comment #1) > What about MOLD= for polymorphic variables? MOLD= should work. Allocate with mold= allocates memory for the effective type of mold and initializes with the

[Bug fortran/37336] Fortran 2003: Finish derived-type finalization

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37336 Tobias Burnus changed: What|Removed |Added CC||burnus at gcc dot gnu.org --- Comment #5

[Bug target/46171] [4.6 Regression] ICE: in gen_rtx_SUBREG, at emit-rtl.c:774 with -fno-tree-dce -g

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46171 --- Comment #2 from H.J. Lu 2010-10-26 07:49:50 UTC --- It is caused by revision 165452: http://gcc.gnu.org/ml/gcc-cvs/2010-10/msg00636.html

[Bug middle-end/46176] profile feedback causes 20% linux kernel binary growth

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46176 --- Comment #2 from Andi Kleen 2010-10-26 08:01:01 UTC --- Thanks. Unrolling seems to be part of it, but not all. I rebuilt/retrained with -fno-unroll-loops Trained: textdata bss dec hex filename 127744891198572 13576

`Installing GCC' documentation: ponctuation mistake in chapter `configure'

Dear developers, I read the chapter `Configure' from the `Installing GCC' documentation today (http://gcc.gnu.org/install/configure.html) and found the following passage: --with-sysroot --with-sysroot=dir Tells GCC to consider dir as the root of a tree that contains a (subset of) the

[Bug tree-optimization/46172] [4.2/4.3/4.4/4.5/4.6 Regression] ICE: in expand_widen_pattern_expr, at optabs.c:522 with -ftree-vectorize -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46172 H.J. Lu changed: What|Removed |Added CC||hjl.tools at gmail dot com --- Comment #1 from

[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167 H.J. Lu changed: What|Removed |Added CC||hjl.tools at gmail dot com Target Milestone|4

[Bug tree-optimization/46168] [4.3/4.4/4.5/4.6 Regression] ICE: verify_ssa failed: definition in block 6 does not dominate use in block 5 with -ftree-loop-linear

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46168 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/46010] I/O: Namelist-reading bug

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46010 --- Comment #10 from Marco van Hulten 2010-10-26 09:13:28 UTC --- On Tue, 26 Oct 2010 01:37:08 + jvdelisle wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46010 > > --- Comment #9 from Jerry DeLisle > 2010-10-26 01:37:04 UTC --- Create

[Bug c++/46162] Invalid SFINAE with static member function/variable

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46162 Paolo Carlini changed: What|Removed |Added CC||paolo.carlini at oracle dot

[Bug c++/46170] [4.4/4.5/4.6 Regression] g++ wrongly rejects pointer-to-member in template arguments

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46170 Paolo Carlini changed: What|Removed |Added CC||paolo.carlini at oracle dot

[Bug c++/46170] [4.4/4.5/4.6 Regression] g++ wrongly rejects pointer-to-member in template arguments

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46170 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/46180] New: CSE across calls to fesetround()

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46180 Summary: CSE across calls to fesetround() Product: gcc Version: 4.4.4 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.or

[Bug c/46180] CSE across calls to fesetround()

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46180 Vincent Lefèvre changed: What|Removed |Added CC||vincent at vinc17 dot org --- Comment #

[Bug c/46181] New: Feature request: "free-like" attribute

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46181 Summary: Feature request: "free-like" attribute Product: gcc Version: unknown Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: c AssignedTo: unassig.

[Bug libstdc++/45999] runtime error in std::vector python pretty printer.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45999 --- Comment #4 from Pawel Sikora 2010-10-26 10:27:02 UTC --- (In reply to comment #3) > I've backported the fix: > http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165658 > > Thanks for trying the printers and submitting bug reports, Pawel btw.

[Bug middle-end/46176] profile feedback causes 20% linux kernel binary growth

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46176 --- Comment #3 from Andi Kleen 2010-10-26 10:28:34 UTC --- Interesting tidbit: the file containing r600_kms_blit_copy -- which grew most -- didn't get any profile feedback during training, there was no data file. I generated lists and cgraph ipa

[Bug c/46180] CSE across calls to fesetround()

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46180 Paolo Carlini changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug middle-end/34678] Optimization generates incorrect code with -frounding-math option (#pragma STDC FENV_ACCESS not implemented)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34678 Paolo Carlini changed: What|Removed |Added CC||zimmerma+gcc at loria dot

[Bug libstdc++/45999] runtime error in std::vector python pretty printer.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45999 --- Comment #5 from Jonathan Wakely 2010-10-26 10:48:23 UTC --- that must be present on trunk too, right? if GDB can be built with python 2.4 then our pretty printers should work with it too, I can change that printer to avoid using the conditio

[Bug tree-optimization/46168] [4.3/4.4/4.5/4.6 Regression] ICE: verify_ssa failed: definition in block 6 does not dominate use in block 5 with -ftree-loop-linear

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46168 H.J. Lu changed: What|Removed |Added CC||spop at gcc dot gnu.org --- Comment #2 from H.J

[Bug libstdc++/45999] runtime error in std::vector python pretty printer.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45999 --- Comment #6 from Pawel Sikora 2010-10-26 11:29:58 UTC --- (In reply to comment #5) > that must be present on trunk too, right? this is a backport from, so probably trunk is affected too. > if GDB can be built with python 2.4 then our pretty

[Bug libfortran/46182] New: Run time check for invalid use of unallocated allocatable variables

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46182 Summary: Run time check for invalid use of unallocated allocatable variables Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: enhancement Priority: P3

[Bug libstdc++/44436] [C++0x] Implement insert(&&) and emplace* in associative and unordered containers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44436 --- Comment #8 from Paolo Carlini 2010-10-26 12:17:06 UTC --- First, I'm going to add the new insert overloads to the unordered containers.

[Bug libstdc++/44436] [C++0x] Implement insert(&&) and emplace* in associative and unordered containers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44436 --- Comment #9 from Jonathan Wakely 2010-10-26 12:27:33 UTC --- taking 'iterator' params for consistency, or 'const_iterator' because we don't have to maintain compatibility?

[Bug libstdc++/44436] [C++0x] Implement insert(&&) and emplace* in associative and unordered containers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44436 --- Comment #10 from Paolo Carlini 2010-10-26 12:31:28 UTC --- I would say const_iterator, consistently with the existing insert and erase overloads...

[Bug libstdc++/44436] [C++0x] Implement insert(&&) and emplace* in associative and unordered containers

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44436 --- Comment #11 from Jonathan Wakely 2010-10-26 12:39:59 UTC --- doh, of course, we already use const_iterator in the unordered containers. sorry!

[Bug fortran/46161] [OOP] Invalid: Passing non-polymorphic to allocatable polymorphic dummy

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46161 janus at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/46170] [4.4/4.5/4.6 Regression] g++ wrongly rejects pointer-to-member in template arguments

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46170 H.J. Lu changed: What|Removed |Added CC||dseketel at redhat dot com --- Comment #3 from

Re: [Bug libfortran/46182] New: Run time check for invalid use of unallocated allocatable variables

> It would be nice to have a run time check for such invalid use of > unallocated allocatable variables (such as -fcheck=use_unalloc). If you use an unallocated variable you get a segmentation fault. Isn't this a sufficient runtime check ?

[Bug rtl-optimization/45454] [4.6 Regression] ICE: in verify_target_availability, at sel-sched.c:1614

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45454 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 --- Comment #5 from Jakub Jelinek 201

[Bug target/45250] [4.6 Regression] FAIL: tr1/5_numerical_facilities/special_functions/01_assoc_laguerre/check_nan.cc

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45250 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 Status|WAITING

[Bug fortran/46174] [OOP] ALLOCATE with SOURCE: Deep copy missing

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46174 Tobias Burnus changed: What|Removed |Added CC||domob at gcc dot gnu.org --- Comment #3 f

[Bug c++/45894] [4.5/4.6 Regression] [C++0x] ICE: segmentation fault with -Wall

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45894 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1

[Bug tree-optimization/46183] New: [4.6 Regression] ICE: in calc_dfs_tree, at dominance.c:396 with -O -fno-dse -fgcse -ftree-pre

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46183 Summary: [4.6 Regression] ICE: in calc_dfs_tree, at dominance.c:396 with -O -fno-dse -fgcse -ftree-pre Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 CC|

[Bug middle-end/45687] [4.6 Regression] possible wrong code bug

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45687 --- Comment #4 from ian at gcc dot gnu.org 2010-10-26 13:39:41 UTC --- Author: ian Date: Tue Oct 26 13:39:37 2010 New Revision: 165964 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165964 Log: gcc/: PR middle-end/45687 * ipa-prop

[Bug target/46080] [4.4/4.5/4.6 Regression] incorrect precision of sqrtf builtin for x87 arithmetic (-mfpmath=387)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46080 --- Comment #12 from Jakub Jelinek 2010-10-26 13:41:10 UTC --- Well, the setting of errno by calling another function has similar effects like calling any other function in between, if you do float a = sqrtf (x); foo (); float b = sqrtf (x)

[Bug middle-end/45687] [4.6 Regression] possible wrong code bug

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45687 Ian Lance Taylor changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug tree-optimization/46183] [4.6 Regression] ICE: in calc_dfs_tree, at dominance.c:396 with -O -fno-dse -fgcse -ftree-pre

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46183 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.6.0

[Bug target/44948] -msse/-mavx change ABI

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44948 --- Comment #22 from hjl at gcc dot gnu.org 2010-10-26 13:56:46 UTC --- Author: hjl Date: Tue Oct 26 13:56:42 2010 New Revision: 165965 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165965 Log: Properly align parameters on stack for x86.

[Bug tree-optimization/46177] [4.5/4.6 Regression] ICE: in prop_phis, at tree-loop-distribution.c:327 with -fno-tree-copy-prop -ftree-loop-distribution

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46177 Richard Guenther changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unassigned

[Bug tree-optimization/46184] New: [4.6 Regression] ICE: SIGSEGV in vectorizable_reduction (tree-vect-loop.c:4067) with -O -ftree-vectorize -fno-tree-copy-prop -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46184 Summary: [4.6 Regression] ICE: SIGSEGV in vectorizable_reduction (tree-vect-loop.c:4067) with -O -ftree-vectorize -fno-tree-copy-prop -fno-tree-dce Product: gcc Version: 4.6.0

[Bug target/44948] -msse/-mavx change ABI

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44948 H.J. Lu changed: What|Removed |Added Status|NEW |RESOLVED Resolution|

[Bug tree-optimization/46172] [4.3/4.4/4.5/4.6 Regression] ICE: in expand_widen_pattern_expr, at optabs.c:522 with -ftree-vectorize -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46172 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.3.6 Summary|[4.2/4.3/4.4/

[Bug tree-optimization/46168] [4.3/4.4/4.5/4.6 Regression] ICE: verify_ssa failed: definition in block 6 does not dominate use in block 5 with -ftree-loop-linear

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46168 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.3.6

[Bug tree-optimization/46165] [4.3/4.4/4.5/4.6 Regression] ICE: verify_flow_info failed when casting-out attribute noreturn with -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46165 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.3.6

[Bug libfortran/46182] Run time check for invalid use of unallocated allocatable variables

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46182 --- Comment #1 from Dominique d'Humieres 2010-10-26 14:06:55 UTC --- Forwarded from http://gcc.gnu.org/ml/gcc-bugs/2010-10/msg02167.html > > It would be nice to have a run time check for such invalid use of > > unallocated allocatable variables (

[Bug c++/46160] [4.5/4.6 Regression] ICE with volatile structure and enum

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46160 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.5.2

[Bug c/46157] internal compiler error: Segmentation fault

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46157 Richard Guenther changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/46153] [4.5/4.6 Regression] ICE: in extract_insn, at recog.c:2110 (unrecognizable insn) with -ffloat-store and __builtin_ia32_movlhps

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46153 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.5.2

[Bug tree-optimization/46149] [4.6 Regression] 26_numerics/valarray/27867.cc FAILs with -O2 -fno-tree-sra

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46149 Richard Guenther changed: What|Removed |Added Status|NEW |ASSIGNED AssignedTo|unassigned

[Bug tree-optimization/46184] [4.6 Regression] ICE: SIGSEGV in vectorizable_reduction (tree-vect-loop.c:4067) with -O -ftree-vectorize -fno-tree-copy-prop -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46184 Richard Guenther changed: What|Removed |Added Target Milestone|--- |4.6.0

[Bug middle-end/46185] New: [4.6 Regression] gcc.dg/graphite/interchange-4.c FAILs with -fno-ipa-cp

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46185 Summary: [4.6 Regression] gcc.dg/graphite/interchange-4.c FAILs with -fno-ipa-cp Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c/46186] New: Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 Summary: Clang creates code running 1600 times faster than gcc's Product: gcc Version: 4.5.1 Status: UNCONFIRMED Severity: minor Priority: P3 Component: c

[Bug libfortran/46182] Run time check for invalid use of unallocated allocatable variables

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46182 Mikael Morin changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #1 from Julian Andres Klode 2010-10-26 14:30:24 UTC --- Created attachment 22162 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22162 Clang's assember Attaching the assembler output from clang, it should help understand which op

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 Paolo Carlini changed: What|Removed |Added CC||paolo.carlini at oracle dot

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #3 from Julian Andres Klode 2010-10-26 14:32:27 UTC --- System information: Using built-in specs. Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Debian 4.4.5-5' --with-bugurl=file:///usr/share/doc/gc

[Bug bootstrap/46018] [4.6 Regression] Bootstrap fails on i386-pc-solaris2.10

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46018 --- Comment #11 from Art Haas 2010-10-26 14:40:04 UTC --- I ended up trying the version posted in a follow-up mail: http://gcc.gnu.org/ml/gcc-patches/2010-10/msg02065.html The bootstrap still failed. I've now got access to a i386-pc-solaris2.1

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #4 from Jonathan Wakely 2010-10-26 14:47:12 UTC --- GCC's output is significantly faster at -O3 or without the noinline attribute

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #5 from Julian Andres Klode 2010-10-26 14:53:24 UTC --- (In reply to comment #4) > GCC's output is significantly faster at -O3 or without the noinline attribute I just tested and at -O3, gcc-4.4 creates slow code and gcc-4.5 fast cod

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #6 from Dominique d'Humieres 2010-10-26 14:59:18 UTC --- You get this kind of speedup if the compiler knows that the result of the loop is sum=(b*(b-1)-a*(a-1))/2 In which case the timing is meaningless (it is 0.000s on my laptop),

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #7 from Julian Andres Klode 2010-10-26 15:00:37 UTC --- (In reply to comment #5) > (In reply to comment #4) > > GCC's output is significantly faster at -O3 or without the noinline > > attribute > > I just tested and at -O3, gcc-4.4

[Bug fortran/46166] optimization and/or removing an if(.false.) statement leads to bad results

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46166 janus at gcc dot gnu.org changed: What|Removed |Added CC||janus at gcc dot gnu.org --- Co

[Bug target/46187] New: Invalid instruction suffix generated by %z

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46187 Summary: Invalid instruction suffix generated by %z Product: gcc Version: 4.4.5 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target AssignedTo: unassi

[Bug tree-optimization/46183] [4.6 Regression] ICE: in calc_dfs_tree, at dominance.c:396 with -O -fno-dse -fgcse -ftree-pre

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46183 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/46187] Invalid instruction suffix generated by %z

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46187 --- Comment #1 from Udo Steinberg 2010-10-26 15:03:01 UTC --- Bug #31768 is probably related.

[Bug fortran/46166] optimization and/or removing an if(.false.) statement leads to bad results

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46166 --- Comment #4 from Steve Kargl 2010-10-26 15:09:37 UTC --- Janus, See comment #2. The problem is tauc is used before it is initialized. This is a bogus bug report.

[Bug fortran/46166] optimization and/or removing an if(.false.) statement leads to bad results

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46166 janus at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #8 from Julian Andres Klode 2010-10-26 15:25:56 UTC --- (In reply to comment #6) > You get this kind of speedup if the compiler knows that the result of the loop > is > > sum=(b*(b-1)-a*(a-1))/2 > > In which case the timing is meani

[Bug fortran/45827] mio_component_ref(): Component not found when mixing f90 and f03 in large projects

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45827 --- Comment #30 from Hans-Werner Boschmann 2010-10-26 15:27:27 UTC --- I've realized today, that the sample code is actually invalid. If you look at lines 488 and 681 in arguments.f03, you'll see: subroutine argument_initialize(this,arg_list,shor

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #9 from Jonathan Wakely 2010-10-26 15:28:51 UTC --- (In reply to comment #8) > > Since the optimization seems to be mostly there in -O3, it's just a matter of > enabling it in -O2. Or if you want all optimisations, it's just a matt

[Bug middle-end/46120] [4.6 regression] g++.dg/ipa/ivinline-?.C

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46120 Steve Ellcey changed: What|Removed |Added CC||sje at cup dot hp.com --- Comment #3 from

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #10

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #11 from Paolo Carlini 2010-10-26 15:42:58 UTC --- Can we please stop talking about nano and giga numbers like kids? If an optimization like complete loop unrolling is involved of course very small or large numbers can be involved, do

[Bug tree-optimization/46167] [4.5/4.6 Regression] ICE: SIGSEGV in flow_bb_inside_loop_p (cfgloop.c:776) with -O -ftree-vectorize

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46167 --- Comment #2 from irar at gcc dot gnu.org 2010-10-26 15:53:33 UTC --- Author: irar Date: Tue Oct 26 15:53:28 2010 New Revision: 165970 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165970 Log: PR tree-optimization/46167 * tree-v

Re: [Bug c/46186] Clang creates code running 1600 times faster than gcc's

On Oct 26, 2010, at 7:30 AM, "j...@jak-linux.org" > wrote: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #1 from Julian Andres Klode 2010-10-26 14:30:24 UTC --- Created attachment 22162 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22162 Clang's assember This multi

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #12 from pinskia at gmail dot com 2010-10-26 15:56:20 UTC --- On Oct 26, 2010, at 7:30 AM, "j...@jak-linux.org" wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 > > --- Comment #1 from Julian Andres Klode > 2010-10-26 1

[Bug tree-optimization/46184] [4.6 Regression] ICE: SIGSEGV in vectorizable_reduction (tree-vect-loop.c:4067) with -O -ftree-vectorize -fno-tree-copy-prop -fno-tree-dce

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46184 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #13 from Dominique d'Humieres 2010-10-26 16:36:05 UTC --- > This multiplication transformation is incorrect if the loop wraps > (unsigned always wraps; never overflows). I think this is wrong: wrapping is nothing but a modulo 2^n o

[Bug lto/45736] [4.6 Regression] ICE: in cgraph_remove_unreachable_nodes, at ipa.c:245 with -flto and attribute((constructor))

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45736 --- Comment #4 from Jan Hubicka 2010-10-26 16:40:33 UTC --- Author: hubicka Date: Tue Oct 26 16:40:16 2010 New Revision: 165972 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165972 Log: PR middle-end/45736 * cgraph.c (cgraph_set

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/46188] New: -fipa-cp removes destructor call

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46188 Summary: -fipa-cp removes destructor call Product: gcc Version: 4.5.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassig...@gcc.gnu.

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #15 from Dominique d'Humieres 2010-10-26 17:15:31 UTC --- > For sum += 2 or sum += b sccp handles this, so I wonder whether it couldn't > handle even the sum += a case. 2 and b are constants while a is not. For constants you have to

[Bug fortran/42647] [F03] Missed initialization/dealloc of allocatable scalar DT with allocatable component

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42647 --- Comment #12 from janus at gcc dot gnu.org 2010-10-26 17:38:51 UTC --- Author: janus Date: Tue Oct 26 17:38:42 2010 New Revision: 165973 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=165973 Log: 2010-10-26 Janus Weil PR fortran/

[Bug fortran/42647] [F03] Missed initialization/dealloc of allocatable scalar DT with allocatable component

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42647 janus at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|

[Bug c/46155] Bug with generation of float.h header file on AIX

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46155 --- Comment #12 from Dr. David Kirkby 2010-10-26 17:59:38 UTC --- (In reply to comment #11) > (In reply to comment #7) > > In your opinion, are IBM wrong to define fprnd_t in /usr/include/float.h? > > IBM's definition of fprnd_t in is within #i

[Bug middle-end/46120] [4.6 regression] g++.dg/ipa/ivinline-?.C

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46120 --- Comment #4 from Martin Jambor 2010-10-26 18:14:42 UTC --- Yes, I know why this happens and actually have a prototype patch to fix it but it depends on another patch I need to get accepted first.

[Bug middle-end/46185] [4.6 Regression] gcc.dg/graphite/interchange-4.c FAILs with -fno-ipa-cp

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46185 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/46181] attribute for marking things as undefined use after a function call

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46181 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #16 from Jakub Jelinek 2010-10-26 18:43:40 UTC --- chrec_apply is called with {a_4(D), +, {a_4(D) + 1, +, 1}_1}_1 chrec and ~a_4(D) + b_5(D) in x. I wonder if this can be fixed just by recognizing such special cases in chrec_apply (af

[Bug ada/46189] New: Oudated item in GNAT documentation

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46189 Summary: Oudated item in GNAT documentation Product: gcc Version: 4.5.0 URL: http://www.adacore.com/wp-content/files/auto_update/gn at-unw-docs/html/gnat_ugn_24.html St

[Bug ada/46189] Oudated item in GNAT documentation

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46189 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|

[Bug c/46186] Clang creates code running 1600 times faster than gcc's

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46186 --- Comment #17 from Dominique d'Humieres 2010-10-26 18:53:49 UTC --- Note that clang seems to know the general result: \sum_{i=a}^b p(i)=P(b), where p(i) is a given polynomial of degree n and P(x) a polynomial of degree n+1 such that P(x)=P(x-1)

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