1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr48022-1.c b/gcc/testsuite/gcc.dg/pr48022-1.c
new file mode 100644
index 000000000..14eb55030
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr48022-1.c
@@ -0,0 +1,14 @@
+/* PR tree-optimization/48022 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -Wstrict-overflow" } */
+
+int
+foo (const char *x)
+{
+  unsigned long l = 1;
+  const unsigned char *s = (const unsigned char *) (const char *) (x);
+  int r = s[0] - ((const unsigned char *) (const char *) ("/"))[0];
+  if (l > 0 && r == 0)
+    r = (s[1] - ((const unsigned char *) (const char *) ("/"))[1]);
+  return r;
+}