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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/autopar/pr47060.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/autopar/pr47060.c b/gcc-4.9/gcc/testsuite/gcc.dg/autopar/pr47060.c
new file mode 100644
index 000000000..e8cdfd667
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/autopar/pr47060.c
@@ -0,0 +1,21 @@
+/* PR tree-optimization/47060 */
+/* { dg-do compile } */
+/* { dg-options "-O -ffast-math -ftree-parallelize-loops=2 -fno-tree-dce" } */
+
+struct S
+{
+ int n;
+ float *a;
+};
+
+float
+foo (struct S *b)
+{
+ float c, d;
+ int j;
+ for (j = 0; j < b->n; j++)
+ d += b->a[j];
+ for (j = 0; j < b->n; j++)
+ c += b->a[j];
+ return d;
+}