1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/loadpre1.c b/gcc/testsuite/gcc.dg/tree-ssa/loadpre1.c
new file mode 100644
index 000000000..ce78f02c6
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/loadpre1.c
@@ -0,0 +1,18 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-pre-stats" } */
+int foo(int *a, int argc)
+{
+  int c;
+  int d, e;
+
+  /* Should be able to eliminate the second load of *a along the main path. */
+  d = *a;
+  if (argc)
+    {
+      a = &c;
+    }
+  e = *a;
+  return d + e;
+}
+/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre" } } */
+/* { dg-final { cleanup-tree-dump "pre" } } */