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re PR middle-end/65431 (Invalid read of size 8 at 0x105DBBF8: delete_omp_context(unsigned long) (omp-low.c:1586)) 

PR middle-end/65431
	* omp-low.c (delete_omp_context): Only splay_tree_delete
	reduction_map in GIMPLE_OMP_TARGET is_gimple_omp_offloaded
	is_gimple_omp_oacc contexts.  Don't look at ctx->outer.

From-SVN: r221459
This commit is contained in:
Jakub Jelinek 2015-03-16 17:10:17 +01:00 committed by Jakub Jelinek
parent ae8b772f95
commit 3713412b8a
2 changed files with 12 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2015-03-16 Jakub Jelinek <jakub@redhat.com>
PR middle-end/65431
* omp-low.c (delete_omp_context): Only splay_tree_delete
reduction_map in GIMPLE_OMP_TARGET is_gimple_omp_offloaded
is_gimple_omp_oacc contexts. Don't look at ctx->outer.
2015-03-16 Max Ostapenko <m.ostapenko@partner.samsung.com>
PR sanitizer/64820

8
gcc/omp-low.c
View File

@ -1580,10 +1580,12 @@ delete_omp_context (splay_tree_value value)
splay_tree_delete (ctx->field_map);
if (ctx->sfield_map)
splay_tree_delete (ctx->sfield_map);
/* Reduction map is copied to nested contexts, so only delete it in the
owner. */
if (ctx->reduction_map
/* Shared over several omp_contexts. */
&& (ctx->outer == NULL
|| ctx->reduction_map != ctx->outer->reduction_map))
&& gimple_code (ctx->stmt) == GIMPLE_OMP_TARGET
&& is_gimple_omp_offloaded (ctx->stmt)
&& is_gimple_omp_oacc (ctx->stmt))
splay_tree_delete (ctx->reduction_map);
/* We hijacked DECL_ABSTRACT_ORIGIN earlier. We need to clear it before