1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr24851.c b/gcc/testsuite/gcc.c-torture/execute/pr24851.c
new file mode 100644
index 000000000..55a87e001
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr24851.c
@@ -0,0 +1,17 @@
+/* We used to handle pointer addition wrongly
+   at the time of recombining to an ARRAY_REF
+   in the case of
+     p + -4B
+   where -4B is represented as unsigned.  */
+
+void abort(void);
+int main()
+{
+  int a[10], *p, *q;
+  q = &a[1];
+  p = &q[-1];
+  if (p >= &a[9])
+    abort ();
+  return 0;
+}
+