1 files changed, 56 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr20314-1.c b/gcc/testsuite/gcc.dg/torture/pr20314-1.c
new file mode 100644
index 00000000000..8a69c2dcaf5
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr20314-1.c
@@ -0,0 +1,56 @@
+/* PR inline-asm/20314 */
+/* { dg-do compile { target i?86-*-* x86_64-*-* powerpc*-*-* ia64-*-* } } */
+
+int
+f1 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "+r,r" (x), "=r,r" (y)
+		       : "%r,r" (x), "m,r" (8), "r,r" (2));
+  return x;
+}
+
+int
+f2 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "=r,r" (x), "=r,r" (y)
+		       : "%0,0" (x), "m,r" (8), "r,r" (2));
+  return x;
+}
+
+int
+f3 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "+r,r" (x), "=r,r" (y)
+		       : "%m,r" (8), "r,r" (2));
+  return x;
+}
+
+int
+f4 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "+r" (x), "=r" (y)
+		       : "r" (x), "r" (8), "r" (2));
+  return x;
+}
+
+int
+f5 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "=r" (x), "=r" (y)
+		       : "0" (x), "r" (8), "r" (2));
+  return x;
+}
+
+int
+f6 (void)
+{
+  int x = 4, y;
+  __asm__ volatile ("" : "+r" (x), "=r" (y)
+		       : "r" (8), "r" (2));
+  return x;
+}