* [PATCH] tree-optimization/107956 - ICE with NULL call LHS
@ 2022-12-05 8:11 rguenther
0 siblings, 0 replies; only message in thread
From: rguenther @ 2022-12-05 8:11 UTC (permalink / raw)
To: gcc-patches
The following adds a missing check for a NULL call LHS in the
vector pattern recognizer.
Pushed as obvious.
PR tree-optimization/107956
* tree-vect-patterns.cc (vect_recog_mask_conversion_pattern):
Check for NULL LHS on masked loads.
---
gcc/tree-vect-patterns.cc | 2 ++
1 file changed, 2 insertions(+)
diff --git a/gcc/tree-vect-patterns.cc b/gcc/tree-vect-patterns.cc
index f6c34bb3263..d9fdb24ee62 100644
--- a/gcc/tree-vect-patterns.cc
+++ b/gcc/tree-vect-patterns.cc
@@ -4964,6 +4964,8 @@ vect_recog_mask_conversion_pattern (vec_info *vinfo,
else
{
lhs = gimple_call_lhs (last_stmt);
+ if (!lhs)
+ return NULL;
vectype1 = get_vectype_for_scalar_type (vinfo, TREE_TYPE (lhs));
}
--
2.35.3
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