1 files changed, 40 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr40668.c b/gcc/testsuite/gcc.c-torture/execute/pr40668.c
new file mode 100644
index 000000000..b860dd7c9
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr40668.c
@@ -0,0 +1,40 @@
+#if (__SIZEOF_INT__ == 2)
+#define TESTVALUE 0x1234
+#else
+#define TESTVALUE 0x12345678
+#endif
+static void
+foo (unsigned int x, void *p)
+{
+  __builtin_memcpy (p, &x, sizeof x);
+}
+
+void
+bar (int type, void *number)
+{
+  switch (type)
+    {
+    case 1:
+      foo (TESTVALUE, number);
+      break;
+    case 7:
+      foo (0, number);
+      break;
+    case 8:
+      foo (0, number);
+      break;
+    case 9:
+      foo (0, number);
+      break;
+    }
+}
+
+int
+main (void)
+{
+  unsigned int x;
+  bar (1, &x);
+  if (x != TESTVALUE)
+    __builtin_abort ();
+  return 0;
+}