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* [Bug tree-optimization/38153] New: failure in testcase when compiled with -ftree-paralleilze-loops @ 2008-11-16 10:09 razya at il dot ibm dot com 2008-12-28 18:26 ` [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops reichelt at gcc dot gnu dot org ` (2 more replies) 0 siblings, 3 replies; 4+ messages in thread From: razya at il dot ibm dot com @ 2008-11-16 10:09 UTC (permalink / raw) To: gcc-bugs when compiling : /Develop/mainline_parallel/gcc/gcc/testsuite/gcc.c-torture/execute/comp-goto-1.c -w -O1 -ftree-parallelize-loops=4 We get compiler error during verify_flow_info comp-goto-1.c:57: error: label sim_base_addr has incorrect context in bb 8 The context for sim_base_addr is the new outlined function, simulator_kernel._loopfn.0 and not simulator_kernel as expected. while -- Summary: failure in testcase when compiled with -ftree- paralleilze-loops Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: razya at il dot ibm dot com GCC build triplet: powerpc64-suse-linux GCC host triplet: powerpc64-suse-linux GCC target triplet: powerpc64-suse-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38153 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops 2008-11-16 10:09 [Bug tree-optimization/38153] New: failure in testcase when compiled with -ftree-paralleilze-loops razya at il dot ibm dot com @ 2008-12-28 18:26 ` reichelt at gcc dot gnu dot org 2008-12-28 18:41 ` reichelt at gcc dot gnu dot org 2008-12-29 3:35 ` reichelt at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: reichelt at gcc dot gnu dot org @ 2008-12-28 18:26 UTC (permalink / raw) To: gcc-bugs ------- Comment #1 from reichelt at gcc dot gnu dot org 2008-12-28 18:24 ------- Confirmed. Shorter testcase that crashes with "-O -ftree-parallelize-loops=2" (on i686-pc-linux-gnu): ============================= void foo(int n, void** p) { int i; for (i = 0; i < n; ++i) p[i] = &&L; L: goto **p; } ============================= The crash happens since GCC 4.3.0 where -ftree-parallelize-loops was introduced. -- reichelt at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |reichelt at gcc dot gnu dot | |org Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 Keywords| |monitored Last reconfirmed|0000-00-00 00:00:00 |2008-12-28 18:24:48 date| | Summary|failure in testcase when |ICE in testcase when |compiled with -ftree- |compiled with -ftree- |paralleilze-loops |parallelize-loops http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38153 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops 2008-11-16 10:09 [Bug tree-optimization/38153] New: failure in testcase when compiled with -ftree-paralleilze-loops razya at il dot ibm dot com 2008-12-28 18:26 ` [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops reichelt at gcc dot gnu dot org @ 2008-12-28 18:41 ` reichelt at gcc dot gnu dot org 2008-12-29 3:35 ` reichelt at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: reichelt at gcc dot gnu dot org @ 2008-12-28 18:41 UTC (permalink / raw) To: gcc-bugs ------- Comment #2 from reichelt at gcc dot gnu dot org 2008-12-28 18:40 ------- Btw, the error message is a little hosed: bug.c: In function 'foo': bug.c:2: error: label L has incorrect context in bb 8bug.c:7: internal compiler error: verify_flow_info failed Please submit a full bug report, [etc.] It looks like most of the fprintf statements in gimple_verify_flow_info lack a trailing "\n". -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38153 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops 2008-11-16 10:09 [Bug tree-optimization/38153] New: failure in testcase when compiled with -ftree-paralleilze-loops razya at il dot ibm dot com 2008-12-28 18:26 ` [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops reichelt at gcc dot gnu dot org 2008-12-28 18:41 ` reichelt at gcc dot gnu dot org @ 2008-12-29 3:35 ` reichelt at gcc dot gnu dot org 2 siblings, 0 replies; 4+ messages in thread From: reichelt at gcc dot gnu dot org @ 2008-12-29 3:35 UTC (permalink / raw) To: gcc-bugs ------- Comment #3 from reichelt at gcc dot gnu dot org 2008-12-29 03:34 ------- *** Bug 38154 has been marked as a duplicate of this bug. *** -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38153 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2008-12-29 3:35 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2008-11-16 10:09 [Bug tree-optimization/38153] New: failure in testcase when compiled with -ftree-paralleilze-loops razya at il dot ibm dot com 2008-12-28 18:26 ` [Bug tree-optimization/38153] ICE in testcase when compiled with -ftree-parallelize-loops reichelt at gcc dot gnu dot org 2008-12-28 18:41 ` reichelt at gcc dot gnu dot org 2008-12-29 3:35 ` reichelt at gcc dot gnu dot org
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