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-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/pr22051-1.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr22051-1.c b/gcc/testsuite/gcc.dg/tree-ssa/pr22051-1.c
new file mode 100644
index 000000000..73bda118f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr22051-1.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+
+void *arf ();
+int
+foo()
+{
+ void *p = arf ();
+
+ if ((void (*)(void))p != 0)
+ return 1;
+ else
+ return 2;
+}
+
+/* The cast to a function pointer type must remain after all optimizations
+ are complete so that function pointer canonicalization works on those
+ targets which require it. */
+/* { dg-final { scan-tree-dump-times "= \\(void \\(\\*<.*>\\) \\(void\\)\\) p_" 1 "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */
+
+