1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/compile/20020927-1.c b/gcc/testsuite/gcc.c-torture/compile/20020927-1.c
new file mode 100644
index 000000000..b93d8a18d
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/20020927-1.c
@@ -0,0 +1,26 @@
+/* PR optimization/7520 */
+/* ICE at -O3 on x86 due to register life problems caused by
+   the return-without-value in bar.  */
+
+int
+foo ()
+{
+  int i;
+  long long int j;
+
+  while (1)
+    {
+      if (j & 1)
+	++i;
+      j >>= 1;
+      if (j)
+	return i;
+    }
+}
+
+int
+bar ()
+{
+  if (foo ())
+    return;
+}