diff options
Diffstat (limited to 'instrumentation')
| -rw-r--r-- | instrumentation/SanitizerCoveragePCGUARD.so.cc | 4 | ||||
| -rw-r--r-- | instrumentation/afl-compiler-rt.o.c | 1 | ||||
| -rw-r--r-- | instrumentation/afl-llvm-pass.so.cc | 4 |
3 files changed, 7 insertions, 2 deletions
diff --git a/instrumentation/SanitizerCoveragePCGUARD.so.cc b/instrumentation/SanitizerCoveragePCGUARD.so.cc index 98c5973c..588eb950 100644 --- a/instrumentation/SanitizerCoveragePCGUARD.so.cc +++ b/instrumentation/SanitizerCoveragePCGUARD.so.cc @@ -214,7 +214,11 @@ llvmGetPassPluginInfo() { #if LLVM_VERSION_MAJOR == 13 using OptimizationLevel = typename PassBuilder::OptimizationLevel; #endif +#if LLVM_VERSION_MAJOR >= 16 + PB.registerOptimizerEarlyEPCallback( +#else PB.registerOptimizerLastEPCallback( +#endif [](ModulePassManager &MPM, OptimizationLevel OL) { MPM.addPass(ModuleSanitizerCoverageAFL()); diff --git a/instrumentation/afl-compiler-rt.o.c b/instrumentation/afl-compiler-rt.o.c index 85ee9f71..c3197c8a 100644 --- a/instrumentation/afl-compiler-rt.o.c +++ b/instrumentation/afl-compiler-rt.o.c @@ -666,6 +666,7 @@ static void __afl_map_shm(void) { } if (id_str) { + // /dev/null doesn't work so we use /dev/urandom if ((__afl_dummy_fd[1] = open("/dev/urandom", O_WRONLY)) < 0) { diff --git a/instrumentation/afl-llvm-pass.so.cc b/instrumentation/afl-llvm-pass.so.cc index c59324fd..052488a9 100644 --- a/instrumentation/afl-llvm-pass.so.cc +++ b/instrumentation/afl-llvm-pass.so.cc @@ -552,7 +552,7 @@ bool AFLCoverage::runOnModule(Module &M) { #endif { - // load the context ID of the previous function and write to to a + // load the context ID of the previous function and write to a // local variable on the stack LoadInst *PrevCtxLoad = IRB.CreateLoad( #if LLVM_VERSION_MAJOR >= 14 @@ -634,7 +634,7 @@ bool AFLCoverage::runOnModule(Module &M) { /* There is a problem with Ubuntu 18.04 and llvm 6.0 (see issue #63). The inline function successors() is not inlined and also not found at runtime - :-( As I am unable to detect Ubuntu18.04 heree, the next best thing is to + :-( As I am unable to detect Ubuntu18.04 here, the next best thing is to disable this optional optimization for LLVM 6.0.0 and Linux */ #if !(LLVM_VERSION_MAJOR == 6 && LLVM_VERSION_MINOR == 0) || !defined __linux__ // only instrument if this basic block is the destination of a previous |