[Bug middle-end/59669] ICE: SIGSEGV with #pragma omp declare simd linear
mpolacek at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Jan 8 12:30:00 GMT 2014
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59669
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-01-08
CC| |mpolacek at gcc dot gnu.org
Target Milestone|--- |4.9.0
Ever confirmed|0 |1
--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
We're trying to get the default definition for 'a', but it's NULL, and then
calling has_zero_uses on it segvs. So perhaps
--- a/gcc/omp-low.c
+++ b/gcc/omp-low.c
@@ -11587,7 +11587,7 @@ simd_clone_adjust (struct cgraph_node *node)
tree def = ssa_default_def (cfun, orig_arg);
gcc_assert (INTEGRAL_TYPE_P (TREE_TYPE (orig_arg))
|| POINTER_TYPE_P (TREE_TYPE (orig_arg)));
- if (!has_zero_uses (def))
+ if (def && !has_zero_uses (def))
{
iter1 = make_ssa_name (orig_arg, NULL);
iter2 = make_ssa_name (orig_arg, NULL);
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