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

src/core/SkPathRef.h

 
 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPathRef_DEFINED
 #define SkPathRef_DEFINED
@@ skipping 406 matching lines @@
             case SkPath::kConic_Verb:
                 pCnt = 2;
                 break;
             case SkPath::kCubic_Verb:
                 pCnt = 3;
                 break;
             case SkPath::kClose_Verb:
                 pCnt = 0;
                 break;
             case SkPath::kDone_Verb:
-                SkASSERT(!"growForVerb called for kDone");
+                SkDEBUGFAIL("growForVerb called for kDone");
                 // fall through
             default:
-                SkASSERT(!"default is not reached");
+                SkDEBUGFAIL("default is not reached");
                 pCnt = 0;
         }
         size_t space = sizeof(uint8_t) + pCnt * sizeof (SkPoint);
         this->makeSpace(space);
         this->fVerbs[~fVerbCnt] = verb;
         SkPoint* ret = fPoints + fPointCnt;
         fVerbCnt += 1;
         fPointCnt += pCnt;
         fFreeSpace -= space;
         this->validate();
@@ skipping 101 matching lines @@
     };
     mutable int32_t     fGenerationID;
     SkDEBUGCODE(int32_t fEditorsAttached;) // assert that only one editor in use at any time.
 
     typedef SkRefCnt INHERITED;
 };
 
 SK_DEFINE_INST_COUNT(SkPathRef);
 
 #endif