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-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-23.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-23.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-23.c
new file mode 100644
index 000000000..6aeb06af9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-23.c
@@ -0,0 +1,13 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-pre-stats" } */
+
+struct { int x; int y; } global;
+void foo(int n)
+{
+ int i;
+ for ( i=0; i<n; i++)
+ global.y += global.x*global.x;
+}
+
+/* { dg-final { scan-tree-dump "Eliminated: 3" "pre" } } */
+/* { dg-final { cleanup-tree-dump "pre" } } */