[Bug middle-end/45312] [4.4 Regression] GCC 4.4.4 miscompiles the Linux kernel

2010-09-13 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #22 from belyshev at depni dot sinp dot msu dot ru 2010-09-13 17:54 --- Fixed everywhere but on 4.3 branch. Maybe commit the patch there too? -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/45312] GCC 4.4.4 miscompiles (?) the Linux kernel, makes kernel unusable

2010-08-17 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #4 from belyshev at depni dot sinp dot msu dot ru 2010-08-18 04:40 --- It is not ok to mark suspected wrong-code bugs as WONTFIX until they are confirmed or rejected by a maintainer. Artem, it would be helpful if you at least tried to trim your kernel config until the bug

[Bug middle-end/36550] Wrong may be used uninitialized warning

2008-06-17 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2008-06-17 10:40 --- check() can return 1 on the first call and 0 on the second and if *argv is NULL then then bug will be used uninitialized. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36550

[Bug other/35486] Can't build gimple-tuples-branch

2008-05-09 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2008-05-09 09:59 --- Fixed long ago. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/35493] [4.4 Regression] Assert_Failure uintp.adb:1593

2008-03-10 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #8 from belyshev at depni dot sinp dot msu dot ru 2008-03-10 19:44 --- Patch for bug 35494 was committed, so this PR should be fixed now too. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug rtl-optimization/33009] -frtl-abstract-sequences causes an infinite loop

2008-03-07 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #16 from belyshev at depni dot sinp dot msu dot ru 2008-03-07 12:47 --- (In reply to comment #15) This bug was about an infinite loop. Okay. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug c++/35499] Symbol resolution optimization should be separately controlled from -fPIC

2008-03-07 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2008-03-07 19:25 --- You need to study http://people.redhat.com/drepper/dsohowto.pdf carefully. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35499

[Bug rtl-optimization/33009] [4.4 Regression] -frtl-abstract-sequences causes an ICE

2008-03-06 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #14 from belyshev at depni dot sinp dot msu dot ru 2008-03-06 17:58 --- It is now broken on trunk on x86_64-linux with -m32 -fPIC: pr11832.c: In function 'foo': pr11832.c:30: error: unrecognizable insn: (insn 216pr11832.c:30: internal compiler error: Segmentation fault

[Bug testsuite/35406] gfortran.dg/ldist-1.f90 and gcc.dg/tree-ssa/ldist-4.c don't work

2008-03-06 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2008-03-06 18:34 --- Both are testsuite bugs, apparently. ldist-1.f90 scans for: ! { dg-final { scan-tree-dump-times distributed: split to 4 loops 1 ldist } } and the dump output is: Loop 1 distributed: split to 5 loops

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-08 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #25 from belyshev at depni dot sinp dot msu dot ru 2008-02-08 11:22 --- Fixed. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-07 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #22 from belyshev at depni dot sinp dot msu dot ru 2008-02-07 11:36 --- (In reply to comment #21) No new failures with this patch and two tests failed previously (gcc.c-torture/compile/pr33855.c and gcc.dg/torture/fp-int-convert-timode.c) did PASS: http://gcc.gnu.org/ml

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-05 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #20 from belyshev at depni dot sinp dot msu dot ru 2008-02-05 21:00 --- (In reply to comment #19) clean r131983 BOOT_CFLAGS=-O2: 35 FAILs [1] patched r131983 BOOT_CFLAGS=-O2: 104 FAILs patched r131983 BOOT_CFLAGS=-O3: 105 FAILs [2] [1] http://gcc.gnu.org/ml/gcc

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-02 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #17 from belyshev at depni dot sinp dot msu dot ru 2008-02-02 12:22 --- And here are clean results for the same revision: http://gcc.gnu.org/ml/gcc-testresults/2008-02/msg00099.html , which confirms that patch from comment 13 causes many new failures. -- http

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-01 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #14 from belyshev at depni dot sinp dot msu dot ru 2008-02-01 09:38 --- bootstrapped/regtested with BOOT_CFLAGS=-O3 -g: http://gcc.gnu.org/ml/gcc-testresults/2008-02/msg00014.html There is a lot of unexpected failures, so I will retest with BOOT_CFLAGS=-O2 and without

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-02-01 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #16 from belyshev at depni dot sinp dot msu dot ru 2008-02-01 21:01 --- (In reply to comment #14) There is a lot of unexpected failures, so I will retest with BOOT_CFLAGS=-O2 and without the patch in the next ~24..36 hours. BOOT_CFLAGS=-O2 bootstrap/regtest difference

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2008-01-30 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #11 from belyshev at depni dot sinp dot msu dot ru 2008-01-30 18:33 --- Reconfirmed using amd64-alpha cross r131966: f.c:9: internal compiler error: in iv_analyze_expr, at loop-iv.c:936 Note: gcc was configured with: --with-long-double-128 --target=alpha-unknown-linux-gnu

[Bug middle-end/34130] [4.1/4.2 Regression] the builtin abs() gives wrong result when used in some expression

2007-12-16 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #7 from belyshev at depni dot sinp dot msu dot ru 2007-12-16 18:08 --- Fixed on active branches. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/33319] [4.2 regression] g++.dg/tree-ssa/pr27549.C ICE with vectorization

2007-11-03 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #10 from belyshev at depni dot sinp dot msu dot ru 2007-11-04 00:06 --- Doesn't fail on trunk since r129797: 2007-10-31 Sebastian Pop [EMAIL PROTECTED] PR tree-optimization/32377 ... before: pr27549.C:58: note: create runtime check for data references *D

[Bug rtl-optimization/33676] libgfortran bootstrap failure: selected_int_kind.f90:22: Segmentation fault, wrong code with -fomit-frame-pointer

2007-10-11 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #18 from belyshev at depni dot sinp dot msu dot ru 2007-10-11 19:52 --- Subject: Re: libgfortran bootstrap failure: selected_int_kind.f90:22: Segmentation fault, wrong code with -fomit-frame-pointer Kenneth Zadeck [EMAIL PROTECTED] writes: 2007-10-11 Kenneth Zadeck

[Bug rtl-optimization/33676] libgfortran bootstrap failure: selected_int_kind.f90:22: Segmentation fault, wrong code with -fomit-frame-pointer

2007-10-10 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #10 from belyshev at depni dot sinp dot msu dot ru 2007-10-10 06:08 --- This bug is not fixed by r129193 -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug bootstrap/33676] libgfortran bootstrap failure: selected_int_kind.f90:22: Segmentation fault

2007-10-09 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #8 from belyshev at depni dot sinp dot msu dot ru 2007-10-09 18:43 --- // Small testcase, compile with -march=i586 -O0 -fomit-frame-pointer: __attribute__((noreturn,noinline)) void abrt (const char *fi, const char *fu) { __builtin_abort (); } __attribute__((noinline

[Bug rtl-optimization/33552] [4.3 Regression] wrong code for multiple output asm, wrong df?

2007-09-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #17 from belyshev at depni dot sinp dot msu dot ru 2007-09-27 08:01 --- (In reply to comment #16) something like this (for gcc.target/i386): /* { dg-do run } */ /* { dg-require-effective-target lp64 } */ /* { dg-options -O2} */ unsigned long a [100]; int main (void

[Bug c++/33572] wrong code with -O

2007-09-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2007-09-27 20:20 --- Could you please attach preprocessed source (.ii file ) and assembly output (.s) (use -save-temps option to generate them) -- belyshev at depni dot sinp dot msu dot ru changed: What

[Bug tree-optimization/30375] [4.3 Regression] tree-ssa-dse incorrectly removes struct initialization

2007-09-26 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #29 from belyshev at depni dot sinp dot msu dot ru 2007-09-26 09:31 --- Another testcase: /* { dg-do run } */ /* { dg-options -O1 --param max-aliased-vops=0 } */ struct T { int a, b; } t; __attribute__((noinline)) struct T *f (struct T *p) { struct T *q

[Bug tree-optimization/33560] New: [4.3 regression] wrong code with dse and alias partitioning

2007-09-26 Thread belyshev at depni dot sinp dot msu dot ru
: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33560

[Bug tree-optimization/30375] [4.3 Regression] tree-ssa-dse incorrectly removes struct initialization

2007-09-26 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #30 from belyshev at depni dot sinp dot msu dot ru 2007-09-26 09:46 --- (In reply to comment #29) Another testcase: Ignore this one, I filed it as a separate report, see bug 33560 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30375

[Bug tree-optimization/33562] aggregate DSE disabled

2007-09-26 Thread belyshev at depni dot sinp dot msu dot ru
-- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added CC||belyshev at depni dot sinp

[Bug tree-optimization/33565] New: [4.3 regression] spurious warning: assuming signed overflow does not occur when assuming that (X + c) = X is always true

2007-09-26 Thread belyshev at depni dot sinp dot msu dot ru
: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33565

[Bug testsuite/20003] libmudflap.cth timeouts too short

2007-09-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2007-09-21 06:56 --- Problem still persists, see eg. http://gcc.gnu.org/ml/gcc-testresults/2007-09/msg00911.html pass40-frag fails due to small timeout (not every box can create 20K threads in 20 seconds especially under

[Bug rtl-optimization/33410] [4.2/4.3 regression] ICE in iv_analyze_expr, at loop-iv.c:934

2007-09-18 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2007-09-18 15:59 --- Confirmed. Also breaks bootstrap if CFLAGS is set to -O3. I couldn't reproduce this with 4.1 so reported against = 4.1.0 is probably typo. Can be reproduced in a cross compiler. -- belyshev at depni

[Bug tree-optimization/33319] [4.2/4.3 regression] g++.dg/tree-ssa/pr27549.C ICE with vectorization

2007-09-16 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-09-16 13:28 --- Also fails on amd64 linux. gcc 4.2 with -O1 -ftree-vectorize error message is: pr27549.C: In function 'const char* foo()': pr27549.C:72: internal compiler error: in coalesce_abnormal_edges, at tree

[Bug tree-optimization/33373] [4.3 Regression] ICE in vectorizable_type_demotion, at tree-vect-transform.c:4098

2007-09-15 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2007-09-15 21:54 --- Fixed. http://gcc.gnu.org/viewcvs?view=revrevision=128514 -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/33434] New: [4.3 Regression] -fipa-cp miscompilation

2007-09-14 Thread belyshev at depni dot sinp dot msu dot ru
: wrong-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33434

[Bug target/33438] New: [4.3 Regression] ICE in cselib_record_set, at cselib.c:1515 on x86

2007-09-14 Thread belyshev at depni dot sinp dot msu dot ru
sinp dot msu dot ru GCC target triplet: x86_64-*-*, i?86-*-* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33438

[Bug tree-optimization/33373] [4.3 Regression] ICE in vectorizable_type_demotion, at tree-vect-transform.c:4098

2007-09-14 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #4 from belyshev at depni dot sinp dot msu dot ru 2007-09-14 19:15 --- Very similar testcase with the difference that it is not fixed by r128415 and makes current trunk segfault in VEC_tree_base_pop(): void f (unsigned int *d, unsigned int *s, int w) { int i; for (i

[Bug target/33428] New: [4.3 Regression] ICE in expand_simple_binop, at optabs.c:1306 with -ftree-vectorize -- unhandled VEC_CONCAT

2007-09-13 Thread belyshev at depni dot sinp dot msu dot ru
Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org

[Bug tree-optimization/29832] -ftree-loop-linear miscompiles scalarize.f90

2007-09-13 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2007-09-14 00:10 --- Also miscompiled by 4.2 and above: scalarize2.f90 Miscompiled by current trunk: alloc_comp_assign_2.f90 pr19928-2.f90 where_1.f90 where_6.f90 -- belyshev at depni dot sinp dot msu dot ru changed

[Bug bootstrap/21335] [meta-bug] bootstrap fails with -ftree-vectorize

2007-09-13 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2007-09-14 00:02 --- I can bootstrap current trunk (r128479) with -ftree-vectorize on x86_64-unknown-linux-gnu for some time now, and, according to http://gcc.gnu.org/ml/gcc-patches/2007-09/msg00327.html, this problem

[Bug tree-optimization/30052] [4.2/4.3 Regression] points-to analysis slow and memory hungry

2007-09-11 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #46 from belyshev at depni dot sinp dot msu dot ru 2007-09-11 19:50 --- (In reply to comment #45) Uh, it's not slow anymore since I committed the patch last month. Please define not slow :) I stopped compilation of sipQtGuipart0.cpp after 2.5+ hours and called

[Bug bootstrap/33306] [4.3 regression] Bootstrap failure on alpha: ICE in convert_move, at expr.c:369

2007-09-05 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-09-05 14:39 --- Not specific to tru64 and can be reproduced with an alpha-unknown-linux-gnu cross compiler with --with-long-double-128. Worked at least with r127312. Testcase: typedef float TFtype __attribute__ ((mode

[Bug bootstrap/33306] [4.3 regression] Bootstrap failure on alpha: ICE in convert_move, at expr.c:369

2007-09-05 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2007-09-06 04:22 --- (In reply to comment #4) Created an attachment (id=14159) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14159action=view) [edit] Proposed patch This patch fixes c-only bootstrap on alphaev56

[Bug tree-optimization/32975] [4.3 Regression] ICE segfault (verify_cgraph failure after ipa-cp) with -finline-functions -fipa-cp

2007-09-04 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2007-09-04 08:53 --- (In reply to comment #4) This got fixed by the PR30564 fix, http://gcc.gnu.org/viewcvs?root=gccview=revrev=127638 Do we want to commit this testcase as well? I think yes, please do. -- belyshev

[Bug libgcj/33278] [4.3 Regression] libjava fails to compile if configure argument contains version

2007-09-04 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2007-09-05 05:10 --- Fixed. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/33294] New: [4.2/4.3 Regression] -fno-strict-aliasing -ftree-vrp miscompilation

2007-09-03 Thread belyshev at depni dot sinp dot msu dot ru
Keywords: wrong-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33294

[Bug tree-optimization/33294] [4.2/4.3 Regression] -fno-strict-aliasing -ftree-vrp miscompilation

2007-09-03 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-09-03 18:13 --- This bug is invalid because asm() does NULL pointer dereference, thus triggering undefined behavior. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed

[Bug libgcj/33278] New: [4.3 Regression] libjava fails to compile if configure argument contains version

2007-09-02 Thread belyshev at depni dot sinp dot msu dot ru
ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33278

[Bug libgcj/33278] [4.3 Regression] libjava fails to compile if configure argument contains version

2007-09-02 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2007-09-02 12:28 --- (In reply to comment #1) doesn't look robust either; what about gcjversion=`cat $srcdir/../gcc/BASE-VER` Agreed, that's much better. To be even more robust, add quotes: gcjversion=`cat $srcdir

[Bug tree-optimization/31976] [4.3 Regression] ICE in ssa_operand_alloc, at tree-ssa-operands.c:487 with -O3

2007-08-14 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2007-08-14 08:44 --- gfortran.dg/bound_2.f90 and gfortran.dg/common_resize_1.f trigger this ICE with -O --param avg-aliased-vops=100 -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed

[Bug tree-optimization/31976] [4.3 Regression] ICE in ssa_operand_alloc, at tree-ssa-operands.c:487 with -O3

2007-08-14 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2007-08-14 08:53 --- Created an attachment (id=14057) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=14057action=view) reduced a bit from bound_2.f90 Correction, you actually need -O --param salias-max-array-elements

[Bug tree-optimization/18754] unrolling happens too late/SRA does not happen late enough

2007-08-12 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #18 from belyshev at depni dot sinp dot msu dot ru 2007-08-12 16:58 --- Another test for this bug: /* { dg-do compile } */ /* { dg-options -O2 -fdump-tree-final_cleanup } */ extern void link_error (void); static const int my_array [3] = { 4, 5, 6 }; void f0 (void

[Bug tree-optimization/32975] [4.3 Regression] ICE segfault (verify_cgraph failure after ipa-cp) with -finline-functions -fipa-cp

2007-08-03 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-08-03 15:06 --- Fails since: r121570 | hubicka | 2007-02-04 16:01:13 +0300 (Sun, 04 Feb 2007) | 7 lines * ipa-inline.c (try_inline): Improve debug output; work on already inline edges too

[Bug tree-optimization/32975] New: [4.3 Regression] ICE segfault (verify_cgraph failure after ipa-cp) with -finline-functions -fipa-cp

2007-08-03 Thread belyshev at depni dot sinp dot msu dot ru
Version: 4.3.0 Status: UNCONFIRMED Keywords: ice-on-valid-code, ice-checking Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru

[Bug target/32522] [4.3 Regression] Bootstrap failure on Alpha due to pointer-plus changes

2007-07-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #10 from belyshev at depni dot sinp dot msu dot ru 2007-07-27 06:18 --- (In reply to comment #9) Patch posted. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug rtl-optimization/32747] [4.3 Regression] ICE segmentation fault or abort in combine on alpha

2007-07-26 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #4 from belyshev at depni dot sinp dot msu dot ru 2007-07-26 09:23 --- Fixed by: http://gcc.gnu.org/viewcvs?view=revrevision=126942 r126942 | ian | 2007-07-26 04:27:34 +0400 (Thu, 26 Jul 2007) | 7 lines * combine.c (combine_max_regno): Remove. Remove all uses

[Bug target/32522] [4.3 Regression] Bootstrap failure on Alpha due to pointer-plus changes

2007-07-26 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #8 from belyshev at depni dot sinp dot msu dot ru 2007-07-26 19:48 --- Bug 32747 fixed, so I successfully bootstrapped r126943 (all languages minus java) with patch from comment #6 on alphaev56-unknown-linux-gnu. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32522

[Bug tree-optimization/32796] [4.3 Regression] internal compiler error: tree check: expected integer_type or enumeral_type or boolean_type or real_type, have pointer_type in int_fits_type_p

2007-07-17 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2007-07-17 18:29 --- Confirmed, reduced testcase (compile with -O1): unsigned long f (void *ptr) { return ((unsigned long)(ptr)-1) | 1ULL; } -- belyshev at depni dot sinp dot msu dot ru changed: What

[Bug tree-optimization/32796] [4.3 Regression] internal compiler error: tree check: expected integer_type or enumeral_type or boolean_type or real_type, have pointer_type in int_fits_type_p

2007-07-17 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2007-07-17 20:34 --- Fails since pointer-plus merge: r125755 | pinskia | 2007-06-16 09:42:36 +0400 (Sat, 16 Jun 2007) | 386 lines -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed

[Bug target/32522] [4.3 Regression] Bootstrap failure on Alpha due to pointer-plus changes

2007-07-16 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2007-07-16 17:30 --- (In reply to comment #5) You need the following patch to fix this bug (but bootstrap on alpha is still broken for other reasons, see bug 32747): --- gcc/config/alpha/alpha.c | 13 +++-- 1

[Bug rtl-optimization/32747] [4.3 Regression] ICE segmentation fault or abort in combine on alpha

2007-07-13 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-07-13 08:26 --- Broken by r126517: 2007-07-10 Ian Lance Taylor [EMAIL PROTECTED] Replace no_new_pseudos in backends. ... -- belyshev at depni dot sinp dot msu dot ru changed: What

[Bug rtl-optimization/32747] New: [4.3 Regression] ICE segmentation fault or abort in combine on alpha

2007-07-12 Thread belyshev at depni dot sinp dot msu dot ru
: ice-on-valid-code, build Severity: normal Priority: P3 Component: rtl-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru GCC target triplet: alpha-unknown-linux-gnu http://gcc.gnu.org/bugzilla

[Bug target/31753] ICE while compiling qemu 0.9.0 with -O1 or higher

2007-05-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2007-05-27 19:51 --- *** This bug has been marked as a duplicate of 16185 *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug target/16185] ICE: in spill_failure, at reload1.c:1892, global registers and long long

2007-05-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #15 from belyshev at depni dot sinp dot msu dot ru 2007-05-27 19:51 --- *** Bug 31753 has been marked as a duplicate of this bug. *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/32100] New: [4.2/4.3 Regression] vrp bitfield miscompilation

2007-05-26 Thread belyshev at depni dot sinp dot msu dot ru
Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32100

[Bug tree-optimization/30252] [4.2 regression] miscompilation of sigc++-2.0 based code with -fstrict-aliasing

2007-04-29 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #8 from belyshev at depni dot sinp dot msu dot ru 2007-04-29 09:58 --- Created an attachment (id=13461) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=13461action=view) self contained preprocessed testcase (In reply to comment #7) Can you try this again, I think

[Bug middle-end/30904] [dataflow] No longer optimizes shifts with large count

2007-02-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2007-02-21 13:30 --- Confirmed, same problem on alphaev56-unknown-linux-gnu. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/30778] New: [4.3 Regression] invalid code generation for memset() with -mtune=k8

2007-02-12 Thread belyshev at depni dot sinp dot msu dot ru
-code Severity: normal Priority: P3 Component: middle-end AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru GCC target triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30778

[Bug target/30770] [4.3 regression]: BOOT_CFLAGS=-O2 -g -mtune=nocona miscompiled thes stage 3 compiler

2007-02-12 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2007-02-12 21:19 --- I believe this is the same bug as pr 30778. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30770

[Bug tree-optimization/30252] [4.2 regression] miscompilation of sigc++-2.0 based code with -fstrict-aliasing

2006-12-27 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2006-12-27 20:19 --- (In reply to comment #4) The reduced testcase doesn't link for me btw: sorry, forgot to mention: both tests require -lsigc-2.0 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30252

[Bug tree-optimization/30252] [4.2 regression] miscompilation of sigc++-2.0 based code with -fstrict-aliasing

2006-12-19 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2006-12-19 11:11 --- This does not fail on mainline since mem-ssa merge (r119760). -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/29716] [4.2/4.3 Regression] Wrong code with arrays

2006-12-18 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2006-12-18 08:55 --- Appears to be fixed by: 2006-12-12 Daniel Berlin [EMAIL PROTECTED] * tree-ssa-structalias.c (handle_ptr_arith): Return false when we can't handle the pointer arithmetic

[Bug tree-optimization/30252] New: [4.2/4.3 regression] miscompilation of sigc++-2.0 based code with -fstrict-aliasing

2006-12-18 Thread belyshev at depni dot sinp dot msu dot ru
: UNCONFIRMED Keywords: wrong-code Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30252

[Bug tree-optimization/30252] [4.2/4.3 regression] miscompilation of sigc++-2.0 based code with -fstrict-aliasing

2006-12-18 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2006-12-18 15:57 --- Created an attachment (id=12825) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=12825action=view) preprocessed and somewhat reduced testcase -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30252

[Bug c/29895] ice for legal code

2006-11-19 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2006-11-19 13:41 --- *** This bug has been marked as a duplicate of 29879 *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug rtl-optimization/29879] [4.3 Regression] ICE: verify_flow_info: loop_father but no loops

2006-11-19 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #10 from belyshev at depni dot sinp dot msu dot ru 2006-11-19 13:41 --- *** Bug 29895 has been marked as a duplicate of this bug. *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/29726] [4.2 regression] invalid folding of ((X C1) C2) != 0 or M-x is undefined in emacs

2006-11-09 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #5 from belyshev at depni dot sinp dot msu dot ru 2006-11-09 19:51 --- fixed on trunk. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/29726] [4.2/4.3 regression] invalid folding of ((X C1) C2) != 0 or M-x is undefined in emacs

2006-11-07 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2006-11-07 13:00 --- testing a patch. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/29726] [4.2/4.3 regression] invalid folding of ((X C1) C2) != 0 or M-x is undefined in emacs

2006-11-07 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2006-11-07 18:26 --- Patch posted. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug middle-end/29726] New: [4.2/4.3 regression] invalid folding of ((X C1) C2) != 0 or M-x is undefined in emacs

2006-11-05 Thread belyshev at depni dot sinp dot msu dot ru
Priority: P3 Component: middle-end AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29726

[Bug target/28281] gcc uses the wrong segment register for TLS access for -fstack-protector in kernel mode

2006-07-29 Thread belyshev at depni dot sinp dot msu dot ru
-- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added Target Milestone|--- |4.2.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28281

[Bug middle-end/26561] [4.2 Regression] ACATS failures c34004a, c46033a and cxg2024 at -O0

2006-03-08 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2006-03-08 12:46 --- This bug prevents emacs from working, it says M-x is undefined. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug testsuite/26344] [4.2 Regression] three testsuite failures in gcc.dg/tree-ssa/

2006-03-05 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #7 from belyshev at depni dot sinp dot msu dot ru 2006-03-05 15:27 --- seen also on amd64 with r111705 -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug c/26567] New: [4.2 regression] ICE in c_lex_with_flags, at c-lex.c:472 with -C

2006-03-05 Thread belyshev at depni dot sinp dot msu dot ru
-on-valid-code Severity: normal Priority: P3 Component: c AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26567

[Bug target/15617] building groff-1.19.1 with -Os -march=pentium4 causes sig 11

2006-02-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #12 from belyshev at depni dot sinp dot msu dot ru 2006-02-21 12:38 --- (In reply to comment #11) duplicate of #13685 ? yes. *** This bug has been marked as a duplicate of 13685 *** -- belyshev at depni dot sinp dot msu dot ru changed: What

[Bug target/13685] Building simple test application with -march=pentium3 -Os gives SIGSEGV (unaligned sse instruction)

2006-02-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #14 from belyshev at depni dot sinp dot msu dot ru 2006-02-21 12:38 --- *** Bug 15617 has been marked as a duplicate of this bug. *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug target/13685] Building simple test application with -march=pentium3 -Os gives SIGSEGV (unaligned sse instruction)

2006-02-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #15 from belyshev at depni dot sinp dot msu dot ru 2006-02-21 12:45 --- Another testcase, use -Os -msse, fails with all versions since 3.2: typedef float __m128 __attribute__ ((vector_size (16))); typedef int __m64 __attribute__ ((vector_size (8))); int puts (const char

[Bug target/13685] Building simple test application with -march=pentium3 -Os gives SIGSEGV (unaligned sse instruction)

2006-02-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #16 from belyshev at depni dot sinp dot msu dot ru 2006-02-21 12:51 --- raising severity because this bug makes -Os almost useless on modern x86. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/23282] [4.0 Regression] wrong results at -O on x86

2006-01-15 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #14 from belyshev at depni dot sinp dot msu dot ru 2006-01-15 21:22 --- PING!!! -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug tree-optimization/23282] [4.0 Regression] wrong results at -O on x86

2005-12-21 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #12 from belyshev at depni dot sinp dot msu dot ru 2005-12-21 15:58 --- Zdenek, ping! Please apply patch for this bug to gcc-4_0-branch. -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug rtl-optimization/25196] [4.0/4.1 Regression] i386: wrong arguments passed

2005-12-20 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #4 from belyshev at depni dot sinp dot msu dot ru 2005-12-20 09:17 --- // short testcase, compile with -m32 -march=i386 -O3 -fomit-frame-pointer extern void abort (void); static int j; static void __attribute__((noinline)) f1 (int a, int b, int c, int d, int e) { j

[Bug rtl-optimization/23453] [4.0/4.1/4.2 regression] miscompilation of PARI/GP on x86 with gcse after reload

2005-12-20 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #13 from belyshev at depni dot sinp dot msu dot ru 2005-12-20 10:59 --- Marking as dup of bug 25196 because that bug contains simpler test case. *** This bug has been marked as a duplicate of 25196 *** -- belyshev at depni dot sinp dot msu dot ru changed

[Bug rtl-optimization/25196] [4.0/4.1 Regression] i386: wrong arguments passed

2005-12-20 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #6 from belyshev at depni dot sinp dot msu dot ru 2005-12-20 10:59 --- *** Bug 23453 has been marked as a duplicate of this bug. *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug c/25200] ICE compiling GNU tar

2005-12-01 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2005-12-01 10:48 --- (In reply to comment #0) If you need other information, just drop me a mail. Please attach preprocessed source of argp-help.c as prescribed here: http://gcc.gnu.org/bugs.html#detailed -- belyshev

[Bug c++/25010] New: [4.1/4.2 regression] Segmentation fault (infinite recursion in cgraph_clone_inlined_nodes)

2005-11-23 Thread belyshev at depni dot sinp dot msu dot ru
at gcc dot gnu dot org ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25010

[Bug c++/25010] [4.1/4.2 regression] Segmentation fault (infinite recursion in cgraph_clone_inlined_nodes)

2005-11-23 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #1 from belyshev at depni dot sinp dot msu dot ru 2005-11-24 02:42 --- (In reply to comment #0) This bug looks much like 24093 except that it fails on 4.1/4.2 s/24093/bug 24248/ -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed

[Bug c++/24852] New: [4.0 regression] Segmentation fault (infinite recursion in cgraph_clone_inlined_nodes)

2005-11-14 Thread belyshev at depni dot sinp dot msu dot ru
ReportedBy: belyshev at depni dot sinp dot msu dot ru http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24852

[Bug middle-end/24820] New: [4.1 regression] SEGV in integer_valued_real_p at gcc/builtins.c:6711

2005-11-12 Thread belyshev at depni dot sinp dot msu dot ru
at depni dot sinp dot msu dot ru GCC target triplet: x86_64-*-*, i?86-*-* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24820

[Bug tree-optimization/23282] [4.0 Regression] wrong results at -O on x86

2005-11-03 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #10 from belyshev at depni dot sinp dot msu dot ru 2005-11-03 10:39 --- Created an attachment (id=10121) -- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=10121action=view) patch for gcc-4_0-branch (same as in http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22442#c5

[Bug testsuite/23069] libmudflap.cth timeouts too short

2005-10-11 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #2 from belyshev at depni dot sinp dot msu dot ru 2005-10-11 07:30 --- *** This bug has been marked as a duplicate of 20003 *** -- belyshev at depni dot sinp dot msu dot ru changed: What|Removed |Added

[Bug libmudflap/20003] libmudflap.cth

2005-10-11 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #4 from belyshev at depni dot sinp dot msu dot ru 2005-10-11 07:30 --- *** Bug 23069 has been marked as a duplicate of this bug. *** -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20003

[Bug target/24319] amd64 register spill error with -fschedule-insns

2005-10-11 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #3 from belyshev at depni dot sinp dot msu dot ru 2005-10-11 21:07 --- // reduced testcase int bar (char *s) { return foo (strlen(s)); } -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24319

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