1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/ipa/ipa-pta-18.c b/gcc/testsuite/gcc.dg/ipa/ipa-pta-18.c
new file mode 100644
index 00000000000..01b09764097
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/ipa/ipa-pta-18.c
@@ -0,0 +1,26 @@
+/* { dg-do run } */
+/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta2-details -fdump-tree-fre3-details" } */
+
+static int __attribute__((noipa))
+foo (int *p, int *q)
+{
+  *p = 1;
+  *q = 0;
+  return *p;
+}
+
+extern void abort (void);
+
+int main()
+{
+  int a, b;
+  if (foo (&a, &b) != 1)
+    abort ();
+  return 0;
+}
+
+/* Verify we can disambiguate *p and *q in foo.  */
+
+/* { dg-final { scan-ipa-dump "foo.arg0 = &a" "pta2" } } */
+/* { dg-final { scan-ipa-dump "foo.arg1 = &b" "pta2" } } */
+/* { dg-final { scan-tree-dump-not "Replaced \\\*p_2\\\(D\\\) with 1" "fre3" } } */