From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Fri, 14 Sep 2007 10:26:04 +0000 (+0000)
Subject: test local cse
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=736b26982e2b00577f54947ba25bff62b86528ee;p=libfirm

test local cse

[r15799]
---

diff --git a/ir/be/test/csetest.c b/ir/be/test/csetest.c
new file mode 100644
index 000000000..1b459315f
--- /dev/null
+++ b/ir/be/test/csetest.c
@@ -0,0 +1,20 @@
+/*$ -fno-inline $*/
+#include <stdio.h>
+
+int cse1(int a) {
+		int x = a * 3;
+		int y = 3 * a;
+		return x + y;
+}
+
+int cse2(int a, int b) {
+		int x = a * b;
+		int y = b * a;
+		return x - y;
+}
+
+int main() {
+		printf("cse1(3) = %d (should be 18)\n", cse1(3));
+		printf("cse2(3,4) = %d (should be 0)\n", cse2(3,4));
+		return 0;
+}