[Bug rtl-optimization/31944] [4.1/4.2/4.3 Regression] Endless loop while building a 64-bit 2.6.20 kernel

2008-01-10 Thread janis at gcc dot gnu dot org
--- Comment #24 from janis at gcc dot gnu dot org 2008-01-10 23:17 --- A regression test using the test added in comment #23 identified: http://gcc.gnu.org/viewcvs?view=rev&rev=74332 r74332 | sayle | 2003-12-05 14:06:46 + (Fri, 05 Dec 2003) -- http://gcc.gnu

[Bug rtl-optimization/31944] [4.1/4.2/4.3 Regression] Endless loop while building a 64-bit 2.6.20 kernel

2008-01-10 Thread janis at gcc dot gnu dot org
--- Comment #22 from janis at gcc dot gnu dot org 2008-01-10 21:24 --- Steven asked for a regression hunt, but will not be pleased by the results. A hunt using a hppa64-linux cross cc1 on powerpc-linux identified http://gcc.gnu.org/viewcvs?view=rev&rev=81764 r81764 | dnov

[Bug tree-optimization/30088] [4.1 Regression] Unexpected compilation results: -O1 vs. -O1 -fstrict-aliasing

2007-11-14 Thread janis at gcc dot gnu dot org
--- Comment #12 from janis at gcc dot gnu dot org 2007-11-14 17:51 --- The submitter's testcase fails on powerpc-linux with the current 4.1 and 4.2 branches but has passed on mainline for several months. In comment #9 I said that results seemed to be intermittent; if it wou

[Bug middle-end/29609] [4.1/4.2/4.3 Regression] Even with -O0 -g gcc optimizes a goto away and I cannot debug

2007-04-25 Thread janis at gcc dot gnu dot org
--- Comment #2 from janis at gcc dot gnu dot org 2007-04-25 21:31 --- A regression hunt on powerpc-linux looking for DWARF2 line number information for lines with gotos identified this patch: http://gcc.gnu.org/viewcvs?view=rev&rev=83385 r83385 | hubicka | 2004-06-19 15:3

[Bug tree-optimization/30088] [4.1 Regression] Unexpected compilation results: -O1 vs. -O1 -fstrict-aliasing

2007-04-24 Thread janis at gcc dot gnu dot org
--- Comment #9 from janis at gcc dot gnu dot org 2007-04-25 01:11 --- The test also fails on powerpc-linux, so it's not specific to i686-linux. The results seem to be inconsistent, so I'm doing more testing to determine whether the failure is intermittent. -- http://g

[Bug middle-end/28651] [4.0 Regression] signed compare incorrectly false for (int)(U+4)<(int)U where U is unsigned INT_MAX (for optimized x86)

2006-11-13 Thread janis at gcc dot gnu dot org
--- Comment #18 from janis at gcc dot gnu dot org 2006-11-13 23:03 --- Richard's testsuite change is now on the 4.1 branch, so the test passes again there. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28651 --- You are receiving this mail because: --- You are on t

[Bug middle-end/28651] [4.0 Regression] signed compare incorrectly false for (int)(U+4)<(int)U where U is unsigned INT_MAX (for optimized x86)

2006-11-13 Thread janis at gcc dot gnu dot org
--- Comment #17 from janis at gcc dot gnu dot org 2006-11-13 18:01 --- The version of the test in mainline was modified to not check argc; I'll backport Richard's test fix to 4.1. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=28651 --- You are receiving this ma

[Bug middle-end/28651] [4.0 Regression] signed compare incorrectly false for (int)(U+4)<(int)U where U is unsigned INT_MAX (for optimized x86)

2006-11-13 Thread janis at gcc dot gnu dot org
--- Comment #16 from janis at gcc dot gnu dot org 2006-11-13 17:54 --- I a saw a failure for this when testing backported testsuite changes, but it passed when I ran it alone (with execute.exp=pr28651.c in RUNTESTFLAGS). I'm testing it again now to see if the failure is intermi

[Bug c++/29607] [DR 224] [4.1/4.2 Regression] dependent name with base classes

2006-10-26 Thread janis at gcc dot gnu dot org
--- Comment #8 from janis at gcc dot gnu dot org 2006-10-27 01:12 --- A regression hunt using the testcase from comment #5 identified this patch: http://gcc.gnu.org/viewcvs?view=rev&rev=116409 r116409 | nathan | 2006-08-25 16:56:07 + (Fri, 25 Aug 2006) -- janis at

[Bug target/27891] [4.0/4.1 regression] ICE in tree_split_edge, at tree-cfg.c:3107

2006-10-23 Thread janis at gcc dot gnu dot org
--- Comment #4 from janis at gcc dot gnu dot org 2006-10-23 19:16 --- A regression hunt using the testcase from comment #2 with -O2 using an alpha-linux cross compiler identified this patch which fixed the ICE on mainline: http://gcc.gnu.org/viewcvs?view=rev&rev=110556 r11

[Bug tree-optimization/28544] [4.2 regression] ICE in add_virtual_operand, at tree-ssa-operands.c:1309

2006-08-08 Thread janis at gcc dot gnu dot org
--- Comment #7 from janis at gcc dot gnu dot org 2006-08-08 15:54 --- A regression hunt using an i686-linux cross compiler with the testcase from comment #6 identified the following patch: http://gcc.gnu.org/viewcvs?view=rev&rev=111300 r111300 | dberlin | 2006-02-20 13:3

[Bug tree-optimization/27093] [4.2 Regression] verify_ssa failed: definition does not dominate use

2006-05-02 Thread janis at gcc dot gnu dot org
--- Comment #5 from janis at gcc dot gnu dot org 2006-05-02 23:04 --- A regression hunt on powerpc-linux using the test from comment #0 identified this patch: http://gcc.gnu.org/viewcvs?view=rev&rev=111608 r111608 | dberlin | 2006-03-01 17:46:56 + (Wed, 01 Mar

[Bug preprocessor/24202] [4.0/4.1 Regression] Segfault with #pragma once

2005-10-08 Thread janis at gcc dot gnu dot org
--- Comment #8 from janis at gcc dot gnu dot org 2005-10-08 22:11 --- Hmm, "regression test" in the last comment should have been "regression hunt". -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=24202 --- You are receiving this mail because: --- You

[Bug preprocessor/24202] [4.0/4.1 Regression] Segfault with #pragma once

2005-10-08 Thread janis at gcc dot gnu dot org
--- Comment #7 from janis at gcc dot gnu dot org 2005-10-08 22:10 --- A regression test identified this patch from Neil on 2003-08-02 as thene start of failures: http://gcc.gnu.org/ml/gcc-cvs/2003-08/msg00093.html -- janis at gcc dot gnu dot org changed: What