1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/torture/pr71874.C b/gcc/testsuite/g++.dg/torture/pr71874.C
new file mode 100644
index 0000000000..d9b4e2f884
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr71874.C
@@ -0,0 +1,12 @@
+// PR middle-end/71874
+// { dg-do run }
+
+int
+main ()
+{
+  char str[] = "abcdefghijklmnopqrstuvwxyzABCDEF";
+  __builtin_memmove (str + 20, str + 15, 11);
+  if (__builtin_strcmp (str, "abcdefghijklmnopqrstpqrstuvwxyzF") != 0)
+    __builtin_abort ();
+  return 0;
+}