[cfe-commits] r147479 - /cfe/trunk/test/Sema/warn-unreachable.c

[Ted Kremenek]

Author: kremenek
Date: Tue Jan  3 15:02:04 2012
New Revision: 147479

URL: http://llvm.org/viewvc/llvm-project?rev=147479&view=rev
Log:
Add test case for PR 9774, which got fixed along the way.

Modified:
    cfe/trunk/test/Sema/warn-unreachable.c

Modified: cfe/trunk/test/Sema/warn-unreachable.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Sema/warn-unreachable.c?rev=147479&r1=147478&r2=147479&view=diff
==============================================================================
--- cfe/trunk/test/Sema/warn-unreachable.c (original)
+++ cfe/trunk/test/Sema/warn-unreachable.c Tue Jan  3 15:02:04 2012
@@ -125,4 +125,10 @@
   return; // no-warning
 }
 
+// Test case for PR 9774.  Tests that dead code in macros aren't warned about.
+#define MY_MAX(a,b)     ((a) >= (b) ? (a) : (b))
+void PR9774(int *s) {
+    for (int i = 0; i < MY_MAX(2, 3); i++) // no-warning
+        s[i] = 0;
+}