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14 Commits

Author SHA1 Message Date
Zhongxing Xu cf61a0639d Don't assert on a file stream if its state is not tracked. Fix pr7831. 
llvm-svn: 110392
 2010-08-05 23:24:13 +00:00
Zhongxing Xu 5e6ef6d957 Add FILE* leak check to StreamChecker. Patch by Lei Zhang. 
llvm-svn: 109225
 2010-07-23 14:14:59 +00:00
Zhongxing Xu f0c133fe88 This patch adds support for tmpfile in StreamChecker. Patch by Lei Zhang. 
llvm-svn: 109106
 2010-07-22 14:01:01 +00:00
Zhongxing Xu ec5623570e Add double close check to StreamChecker. Patch by Lei Zhang. 
llvm-svn: 108669
 2010-07-19 01:52:29 +00:00
Ted Kremenek 87f475a329 Return null pointer instead of 'false' (fixes clang warning). 
llvm-svn: 106755
 2010-06-24 16:26:12 +00:00
Zhongxing Xu facf8a8e74 Add check for illegal whence argument of fseek. 
llvm-svn: 106742
 2010-06-24 13:36:41 +00:00
Zhongxing Xu a7e5dd6c3a Should return stateNotNull. 
llvm-svn: 106741
 2010-06-24 13:09:02 +00:00
Zhongxing Xu ae45144d81 Let StreamChecker::CheckNullStream() return a GRState after successful check. 
llvm-svn: 106738
 2010-06-24 12:52:28 +00:00
Zhongxing Xu 4505747979 Add a bunch of stream APIs to SteamChecker. 
llvm-svn: 106530
 2010-06-22 07:50:21 +00:00
Zhongxing Xu e96a9132b8 Add null stream check for more APIs. 
llvm-svn: 106274
 2010-06-18 02:47:46 +00:00
Zhongxing Xu 7880db8a89 Typo. 
llvm-svn: 106086
 2010-06-16 05:58:35 +00:00
Zhongxing Xu b4126ee133 Although arguments can not be undefined when we get here, they can still be 
unknown.

llvm-svn: 106085
 2010-06-16 05:56:39 +00:00
Zhongxing Xu 9fe7e9129b Cast earlier. We know we can get a DefinedSVal. 
llvm-svn: 106084
 2010-06-16 05:52:03 +00:00
Zhongxing Xu 0fa7cddbab Add StreamChecker. This checker models and checks stream manipulation functions. 
This is the start.

llvm-svn: 106082
 2010-06-16 05:38:05 +00:00