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re PR middle-end/52230 (OpenMP: Simple C program triggers SIGSEGV at execution)

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PR middle-end/52230
	* omp-low.c (expand_omp_for): If a static schedule without
	chunk size has NULL region->cont, force fd.chunk_size to be
	integer_zero_node.

From-SVN: r184165
This commit is contained in:
Jakub Jelinek 2012-02-13 20:57:24 +01:00 committed by Jakub Jelinek
parent a905672b22
commit 9abd5ed90b
2 changed files with 11 additions and 1 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2012-02-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/52230
* omp-low.c (expand_omp_for): If a static schedule without
chunk size has NULL region->cont, force fd.chunk_size to be
integer_zero_node.
2012-02-13 Andrew MacLeod <amacleod@redhat.com> 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
PR c/52190 PR c/52190

5
gcc/omp-low.c
View File

@ -3,7 +3,7 @@
marshalling to implement data sharing and copying clauses. marshalling to implement data sharing and copying clauses.
Contributed by Diego Novillo <dnovillo@redhat.com> Contributed by Diego Novillo <dnovillo@redhat.com>
Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc. Free Software Foundation, Inc.
This file is part of GCC. This file is part of GCC.
@ -4664,6 +4664,9 @@ expand_omp_for (struct omp_region *region)
{ {
int fn_index, start_ix, next_ix; int fn_index, start_ix, next_ix;
if (fd.chunk_size == NULL
&& fd.sched_kind == OMP_CLAUSE_SCHEDULE_STATIC)
fd.chunk_size = integer_zero_node;
gcc_assert (fd.sched_kind != OMP_CLAUSE_SCHEDULE_AUTO); gcc_assert (fd.sched_kind != OMP_CLAUSE_SCHEDULE_AUTO);
fn_index = (fd.sched_kind == OMP_CLAUSE_SCHEDULE_RUNTIME) fn_index = (fd.sched_kind == OMP_CLAUSE_SCHEDULE_RUNTIME)
? 3 : fd.sched_kind; ? 3 : fd.sched_kind;