1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/sse-21.c b/gcc/testsuite/gcc.target/i386/sse-21.c
new file mode 100644
index 000000000..ca4c114d8
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/sse-21.c
@@ -0,0 +1,24 @@
+/* Test that we don't generate a fisttp instruction when -mno-sse3.  */
+/* { dg-do compile } */
+/* { dg-options "-O -mfpmath=387 -march=nocona -mno-sse3" } */
+/* { dg-final { scan-assembler-not "fisttp" } } */
+struct foo
+{
+ long a;
+ long b;
+};
+
+extern double c;
+
+extern unsigned long long baz (void);
+
+int
+walrus (const struct foo *input)
+{
+    unsigned long long d;
+
+    d = baz ()
+      + (unsigned long long) (((double) input->a * 1000000000
+			      + (double) input->b) * c);
+    return (d ? 1 : 0);
+}