1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/reassoc-7.c b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-7.c
new file mode 100644
index 000000000..ee9b80fd9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/reassoc-7.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */ 
+/* { dg-options "-O2 -fdump-tree-reassoc1" } */
+
+unsigned int
+foo(unsigned int a, unsigned int b, unsigned int c, unsigned int d,
+    unsigned int e, unsigned int f, unsigned int g, unsigned int h)
+{
+  /* Should be transformed into a + c + d + e + g + 15 */
+  unsigned int i = (a + 9) + (c + d);
+  unsigned int j = (e + 4) + (2 + g);
+  e = i + j;
+  return e;
+}
+
+/* { dg-final { scan-tree-dump-times "\\\+ 15" 1 "reassoc1"} } */
+/* { dg-final { cleanup-tree-dump "reassoc1" } } */