[cfe-commits] r156720 - /cfe/trunk/test/Analysis/array-struct-region.c

[Jordy Rose]

Author: jrose
Date: Sat May 12 12:32:59 2012
New Revision: 156720

URL: http://llvm.org/viewvc/llvm-project?rev=156720&view=rev
Log:
[analyzer] Test case: p->x is the same as p[0].x. (PR7297)

Modified:
    cfe/trunk/test/Analysis/array-struct-region.c

Modified: cfe/trunk/test/Analysis/array-struct-region.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/array-struct-region.c?rev=156720&r1=156719&r2=156720&view=diff
==============================================================================
--- cfe/trunk/test/Analysis/array-struct-region.c (original)
+++ cfe/trunk/test/Analysis/array-struct-region.c Sat May 12 12:32:59 2012
@@ -45,3 +45,16 @@
       vec[a][1] *= rad; // no-warning
   }
 }
+
+
+void struct_as_array() {
+  struct simple { int x; };
+  struct simple a;
+  struct simple *p = &a;
+  p->x = 5;
+  if (!p[0].x)
+    return; // expected-warning{{never executed}}
+  if (p[0].x)
+    return; // no-warning
+}
+