1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/combine-hang.c b/gcc/testsuite/gcc.c-torture/compile/combine-hang.c
new file mode 100644
index 000000000..7cc57afe6
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/combine-hang.c
@@ -0,0 +1,26 @@
+typedef union
+{
+  double value;
+  struct
+  {
+    unsigned long msw;
+    unsigned long lsw;
+  } parts;
+} ieee_double_shape_type;
+
+double f (int iy)
+{
+  double z, t;
+  ieee_double_shape_type u, v;
+
+  if (iy == 1)
+    return 0;
+
+  u.parts.msw = iy;
+  u.parts.lsw = 0;
+  z = u.value;
+  v.parts.msw = iy;
+  v.parts.lsw = 0;
+  t = v.value;
+  return 1.0+z+t+t;
+}