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-rw-r--r--gcc-4.9/gcc/var-tracking.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc-4.9/gcc/var-tracking.c b/gcc-4.9/gcc/var-tracking.c
index 65d82854c..555344144 100644
--- a/gcc-4.9/gcc/var-tracking.c
+++ b/gcc-4.9/gcc/var-tracking.c
@@ -5997,7 +5997,8 @@ add_stores (rtx loc, const_rtx expr, void *cuip)
{
cselib_val *oval = cselib_lookup (oloc, GET_MODE (oloc), 0, VOIDmode);
- gcc_assert (oval != v);
+ if (oval == v)
+ return;
gcc_assert (REG_P (oloc) || MEM_P (oloc));
if (oval && !cselib_preserved_value_p (oval))