1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr44852.c b/gcc/testsuite/gcc.c-torture/execute/pr44852.c
new file mode 100644
index 00000000000..440653e5f17
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr44852.c
@@ -0,0 +1,22 @@
+__attribute__ ((__noinline__))
+char *sf(char *s, char *s0)
+{
+  asm ("");
+  while (*--s == '9')
+    if (s == s0)
+      {
+	*s = '0';
+	break;
+      }
+  ++*s++;
+  return s;
+}
+
+int main()
+{
+  char s[] = "999999";
+  char *x = sf (s+2, s);
+  if (x != s+1 || __builtin_strcmp (s, "199999") != 0)
+    __builtin_abort ();
+  return 0;
+}