[cfe-commits] r130425 - /cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp

[Lenny Maiorani]

Author: lenny
Date: Thu Apr 28 14:31:12 2011
New Revision: 130425

URL: http://llvm.org/viewvc/llvm-project?rev=130425&view=rev
Log:
Use StringRef::substr() and unbounded StringRef::compare() instead of bounded version of StringRef::compare() because bounded version of StringRef::compare() is going to be removed.


Modified:
    cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp

Modified: cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp?rev=130425&r1=130424&r2=130425&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Checkers/CStringChecker.cpp Thu Apr 28 14:31:12 2011
@@ -1190,7 +1190,14 @@
       // For now, give up.
       return;
     } else {
-      result = s1StrRef.compare(s2StrRef, (size_t)lenInt.getLimitedValue());
+      // Create substrings of each to compare the prefix.
+      llvm::StringRef s1SubStr = 
+        s1StrRef.substr(0, (size_t)lenInt.getLimitedValue());
+      llvm::StringRef s2SubStr = 
+        s2StrRef.substr(0, (size_t)lenInt.getLimitedValue());
+
+      // Compare the substrings.
+      result = s1SubStr.compare(s2SubStr);
     }
   } else {
     // Compare string 1 to string 2 the same way strcmp() does.