example for optimizing unknown

[r21187]

diff --git a/ir/be/test/unknown_combo.c b/ir/be/test/unknown_combo.c
new file mode 100644 (file)
index 0000000..345385d
--- /dev/null
+++ b/ir/be/test/unknown_combo.c
@@ -0,0 +1,11 @@
+/*$ -fcombo $*/
+
+int main() {
+       int x;
+
+       if (x == 2)
+               printf("x == 2\n");
+       if (x == 3)
+               printf("x == 3\n");
+       return 0;
+}