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-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/20050314-1.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20050314-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20050314-1.c
new file mode 100644
index 000000000..2ba1ee047
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/20050314-1.c
@@ -0,0 +1,21 @@
+/* { dg-do compile } */
+/* { dg-options "-O1 -fdump-tree-lim-details" } */
+
+float a[100];
+
+int foo(void);
+float sinf (float);
+
+void xxx (void)
+{
+ int i, k = foo ();
+
+ for (i = 0; i < 100; i++)
+ a[k] += sinf (i);
+}
+
+/* Store motion may be applied to the assignment to a[k], since sinf
+ cannot read nor write the memory. */
+
+/* { dg-final { scan-tree-dump-times "Moving statement" 1 "lim1" } } */
+/* { dg-final { cleanup-tree-dump "lim\[1-2\]" } } */