1 files changed, 48 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr50725.c b/gcc/testsuite/gcc.target/i386/pr50725.c
new file mode 100644
index 0000000000..ef74ecb021
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr50725.c
@@ -0,0 +1,48 @@
+/* PR target/50725 */
+/* { dg-do run { target avx_runtime } } */
+/* { dg-options "-O2 -mavx" } */
+
+extern void abort (void);
+
+typedef int __attribute__((vector_size (32))) m256i;
+
+__attribute__((noinline, noclone)) void
+foo (int *x, m256i *y)
+{
+  asm volatile ("" : : "r" (x), "r" (y) : "memory");
+}
+
+__attribute__((noinline, noclone)) int
+bar (int x)
+{
+  if (x > 20)
+    return 24;
+  m256i i;
+  foo (__builtin_alloca (x), &i);
+  return 128;
+}
+
+__attribute__((noinline, noclone)) int
+baz (int d0, int d1, int d2, int d3, int d4, int d5, int x)
+{
+  if (x > 20)
+    return 24;
+  m256i i;
+  d0 += d1 + d2 + d3 + d4 + d5; d1 += d0;
+  foo (__builtin_alloca (x), &i);
+  return 128;
+}
+
+int
+main ()
+{
+  if (bar (22) != 24 || bar (20) != 128)
+    abort ();
+#ifdef __x86_64__
+  register long r10 __asm__ ("r10") = 0xdeadbeefdeadbeefUL;
+  asm volatile ("" : "+r" (r10));
+#endif
+  if (baz (0, 0, 0, 0, 0, 0, 22) != 24 || baz (0, 0, 0, 0, 0, 0, 20) != 128)
+    abort ();
+  return 0;
+}