1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp12.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp12.c
new file mode 100644
index 000000000..1714a561c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp12.c
@@ -0,0 +1,23 @@
+/* { dg-do link } */
+/* { dg-options -O2 } */
+
+foo (int i)
+{
+  int x;
+
+  x = i;
+  if (i < -10)
+    {
+      x = __builtin_abs (i);
+      /* VRP was incorrectly folding this to if (1).  */
+      if (x < 0)
+	link_error ();
+    }
+
+  return x;
+}
+
+main()
+{
+  foo (-30);
+}