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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c
new file mode 100644
index 000000000..7a5c5ff40
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/pr56826.c
@@ -0,0 +1,41 @@
+extern void abort (void);
+
+typedef struct {
+ int a[3];
+ int num;
+} t1;
+t1 B[100];
+int A[300];
+
+void __attribute__((noinline,noclone))
+bar (int *A, t1 *B, int n)
+{
+ int i;
+ int *a = A;
+ for (i=0; i<n; i++, a+=3)
+ {
+ a[0] = B[i].a[0];
+ a[1] = B[i].a[1];
+ a[2] = B[i].a[2];
+ }
+}
+
+int main()
+{
+ int i;
+ for (i=0; i<100; i++)
+ {
+ B[i].num = i;
+ B[i].a[0] = i * 3;
+ B[i].a[1] = i * 3 + 1;
+ B[i].a[2] = i * 3 + 2;
+ __asm__ volatile ("");
+ }
+ bar (&A[0], &B[0], 100);
+ for (i=0; i<300; i++)
+ if (A[i] != i)
+ abort ();
+ return 0;
+}
+
+/* { dg-final { cleanup-tree-dump "vect" } } */