[Bug tree-optimization/107956] [12/13 Regression] ICE: SIGSEGV in contains_struct_check (tree.h:3641) with -fsanitize=float-cast-overflow -ftree-slp-vectorize -fexceptions

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107956

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This should fix it:
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));
        }

Though I think it has been a latent bug since r9-1741-g2c58d42c3ed599 really.