1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ifc-20040816-2.c b/gcc/testsuite/gcc.dg/tree-ssa/ifc-20040816-2.c
new file mode 100644
index 000000000..f37a4d336
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/ifc-20040816-2.c
@@ -0,0 +1,40 @@
+/* { dg-do compile } */
+/* { dg-options "-c -O2 -ftree-vectorize -fdump-tree-ifcvt-stats" { target *-*-* } } */
+
+void foo(const int * __restrict__ zr_in,
+		const int * __restrict__ zi_in,
+		const int * __restrict__ zk_in,
+		int * __restrict__ zr_out,
+		int * __restrict__ zi_out,
+		int * __restrict__ zk_out,
+		int cr, int ci)
+{
+  unsigned int pi;
+  int tmp_r, tmp_i, tmp_k;
+#if __SIZEOF_INT__ >= 4
+  for (pi = 0; pi < (512)*(512); pi++) {
+#else
+  for (pi = 0; pi < (32)*(32); pi++) {
+#endif
+    int zr = zr_in[pi];
+    int zi = zi_in[pi];
+    int zk = zk_in[pi];
+    
+    if (zr*zr + zi*zi >= 4) {
+      tmp_r = zr;
+      tmp_i = zi;
+      tmp_k = zk;
+    } else {
+      tmp_r = (zr*zr - zi*zi + cr);
+      tmp_i = (2 * zr * zi + ci);
+      tmp_k = zk + 1;
+    }
+    zr_out[pi] = tmp_r;
+    zi_out[pi] = tmp_i;
+    zk_out[pi] = tmp_k;
+  }
+}
+
+
+/* { dg-final { scan-tree-dump-times "Applying if-conversion" 1 "ifcvt" } } */
+/* { dg-final { cleanup-tree-dump "ifcvt" } } */