1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-3.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-3.c
new file mode 100644
index 000000000..79fec8ba9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-ifcombine-3.c
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-O -fdump-tree-optimized" } */
+
+/* Testcase extracted from PR15353.  */
+
+int foo (int x, int a)
+{
+  /* if ((x > a) || (x == a)) */
+  if (x > a)
+    goto doit;
+  if (x == a)
+    goto doit;
+
+  /* else */
+  return 0;
+
+  /* then - returing 1 causes phiopt to trigger */
+doit:
+  return 2;
+}
+
+/* { dg-final { scan-tree-dump ">=" "optimized" } } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */