1 files changed, 31 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/powerpc/cmpb-1.c b/gcc/testsuite/gcc.target/powerpc/cmpb-1.c
new file mode 100644
index 00000000000..53e25b1d73f
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/cmpb-1.c
@@ -0,0 +1,31 @@
+/* { dg-do run { target { powerpc*-*-* } } } */
+/* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power6" } } */
+/* { dg-require-effective-target lp64 } */
+/* { dg-require-effective-target dfp_hw } */
+/* { dg-options "-mcpu=power6" } */
+
+void abort ();
+
+long long int
+do_compare (long long int a, long long int b)
+{
+  return __builtin_cmpb (a, b);
+}
+
+void
+expect (long long int pattern, long long int value)
+{
+  if (pattern != value)
+    abort ();
+}
+
+int
+main (int argc, char *argv[])
+{
+  expect (0xff00000000000000,
+	  do_compare (0x0123456789abcdef, 0x0100000000000000));
+  expect (0x00ffffffffffffff,
+	  do_compare (0x0123456789abcdef, 0x0023456789abcdef));
+  expect (0x00000000000000ff,
+	  do_compare (0x00000000000000ef, 0x0123456789abcdef));
+}