--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/testsuite/gcc.target/powerpc/vec-stril-11.c	Mon May 25 07:50:57 2020 +0900
@@ -0,0 +1,29 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mdejagnu-cpu=future" } */
+
+#include <altivec.h>
+
+vector signed char
+doString(vector signed char *vp)
+{
+  /* Though two built-in functions are called, the implementation
+     should use a single instruction to implement both and should
+     convert tail recursion to iteration with two copies of the "loop
+     body" when compiled with -O2 or -O3.  */
+  vector signed char result = vec_stril (*vp);
+  if (vec_stril_p (*vp))
+    return result;
+  else
+    return doString (vp + 1);
+}
+
+/* Enforce that exactly two dot-form instructions which are properly biased
+   for the target's endianness implement this built-in.  */
+
+/* { dg-final { scan-assembler-times {\mvstribl\.} 2 { target { be } } } } */
+/* { dg-final { scan-assembler-times {\mvstribl\M[^.]} 0 { target { be } } } } */
+/* { dg-final { scan-assembler-times {\mvstribr} 0 { target { be } } } } */
+/* { dg-final { scan-assembler-times {\mvstribr\.} 2 { target { le } } } } */
+/* { dg-final { scan-assembler-times {\mvstribr\M[^.]} 0 { target { le } } } } */
+/* { dg-final { scan-assembler-times {\mvstribl} 0 { target { le } } } } */
+