My clang now doesn't complain about !"foo".

tests/ClampRangeTest.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "Test.h"
 #include "gradients/SkClampRange.h"
 #include "SkRandom.h"
@@ skipping 47 matching lines @@
             fx += dx;
         }
     } else {
         for (i = 0; i < range.fCount0; i++) {
             int v = classify_value(fx, V0, V1);
             R_ASSERT(v == range.fV0);
             fx += dx;
         }
         if (range.fCount1 > 0 && fx != range.fFx1) {
             SkDebugf("%x %x\n", fx, range.fFx1);
-            R_ASSERT(!"bad fFx1");
+            R_ASSERT(false); // bad fFx1
             return;
         }
         for (i = 0; i < range.fCount1; i++) {
             R_ASSERT(fx >= 0 && fx <= 0xFFFF);
             fx += dx;
         }
         for (i = 0; i < range.fCount2; i++) {
             int v = classify_value(fx, V0, V1);
             R_ASSERT(v == range.fV1);
             fx += dx;
@@ skipping 47 matching lines @@
         test_range(fx, dx, count);
     }
 }
 
 #ifdef USE_REPORTER
 
 #include "TestClassDef.h"
 DEFINE_TESTCLASS("ClampRange", ClampRangeClass, TestClampRange)
 
 #endif