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15 Commits

Author SHA1 Message Date
Kostya Serebryany 5c04bd250e [libFuzzer] remove use_traces=1 since use_value_profile seems to be strictly better 
llvm-svn: 281007
 2016-09-09 01:17:03 +00:00
Dan Liew fba4a67a32 [LibFuzzer] Disable compiling and running the LibFuzzer dataflow sanitizer tests on Apple platforms. 
This fixes a broken part of the build on OSX as the dataflow sanitizer is not supported
on OSX yet.

Differential Revision: http://reviews.llvm.org/D20894

llvm-svn: 271492
 2016-06-02 05:48:09 +00:00
Kostya Serebryany 7ec0c56e07 [libFuzzer] get rid of UserSuppliedFuzzer; NFC 
llvm-svn: 260798
 2016-02-13 03:25:16 +00:00
Kostya Serebryany 4b35874b2a [libFuzzer] suggest a dictionary to the user of some of the trace-based dictionary entries were successful 
llvm-svn: 257736
 2016-01-14 02:36:44 +00:00
Kostya Serebryany c573316eee [libFuzzer] don't limit memcmp tracing with 8 bytes 
llvm-svn: 257245
 2016-01-09 01:39:55 +00:00
Kostya Serebryany 12c7837381 [libFuzzer] add two flags, -tbm_depth and -tbm_width to control how the trace-based-mutations are applied 
llvm-svn: 244712
 2015-08-12 01:55:37 +00:00
Kostya Serebryany 7f4227d59a [libFuzzer] use data-flow feedback from strcmp 
llvm-svn: 244084
 2015-08-05 18:23:01 +00:00
Kostya Serebryany 8ce7424e9c [libFuzzer] start refactoring the Mutator and adding tests to it 
llvm-svn: 243817
 2015-08-01 01:42:51 +00:00
Kostya Serebryany cd6a4665e0 [libFuzzer] support switch interception in dfsan mode 
llvm-svn: 243760
 2015-07-31 17:05:05 +00:00
Kostya Serebryany c9dc96bfc6 [libFuzzer] fix the strncmp interceptor -- it should respect short strings. 
llvm-svn: 243691
 2015-07-30 21:22:22 +00:00
Kostya Serebryany b74ba421fc [libFuzzer] implement strncmp hook for data-flow-guided fuzzing (w/ and w/o dfsan), add a test 
llvm-svn: 243611
 2015-07-30 02:33:45 +00:00
Kostya Serebryany 0e776a2250 [libFuzzer] implement memcmp hook for data-flow-guided fuzzing (w/o dfsan), extend the memcmp fuzzer test 
llvm-svn: 243603
 2015-07-30 01:34:58 +00:00
Kostya Serebryany ae7df1ca4d [libFuzzer] ensure that the dfsan tracing hooks actually run (using -verbosity=3 in tests) 
llvm-svn: 243365
 2015-07-28 01:25:00 +00:00
Alexey Samsonov 4800c2de28 [Fuzzer] Rely on $PATH expansion instead of hardcoding paths in tests. NFC. 
llvm-svn: 242851
 2015-07-21 22:51:55 +00:00
Alexey Samsonov dc324e1644 [Fuzzer] Clearly separate regular and DFSan tests. NFC. 
llvm-svn: 242850
 2015-07-21 22:51:49 +00:00