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LTO fix

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vanhauser-thc
2024-04-19 17:34:50 +02:00
parent 476aca5b67
commit 458b939bc4
3 changed files with 3 additions and 7 deletions
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3
docs/Changelog.md
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@ -4,7 +4,8 @@
release of the tool. See README.md for the general instruction manual. release of the tool. See README.md for the general instruction manual.
### Version ++4.21a (dev) ### Version ++4.21a (dev)
* your PR? :-) * afl-cc:
- fixes for LTO and outdated afl-gcc mode
### Version ++4.20c (release) ### Version ++4.20c (release)

2
instrumentation/SanitizerCoverageLTO.so.cc
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@ -341,7 +341,7 @@ llvmGetPassPluginInfo() {
using OptimizationLevel = typename PassBuilder::OptimizationLevel; using OptimizationLevel = typename PassBuilder::OptimizationLevel;
#endif #endif
#if LLVM_VERSION_MAJOR >= 15 #if LLVM_VERSION_MAJOR >= 15
PB.registerFullLinkTimeOptimizationEarlyEPCallback( PB.registerFullLinkTimeOptimizationLastEPCallback(
#else #else
PB.registerOptimizerLastEPCallback( PB.registerOptimizerLastEPCallback(
#endif #endif

5
src/afl-cc.c
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@ -1269,13 +1269,8 @@ void mode_final_checkout(aflcc_state_t *aflcc, int argc, char **argv) {
aflcc->instrument_mode == INSTRUMENT_PCGUARD) { aflcc->instrument_mode == INSTRUMENT_PCGUARD) {
aflcc->lto_mode = 1; aflcc->lto_mode = 1;
// force CFG
// if (!aflcc->instrument_mode) {
aflcc->instrument_mode = INSTRUMENT_PCGUARD; aflcc->instrument_mode = INSTRUMENT_PCGUARD;
// }
} else if (aflcc->instrument_mode == INSTRUMENT_CLASSIC) { } else if (aflcc->instrument_mode == INSTRUMENT_CLASSIC) {
aflcc->lto_mode = 1; aflcc->lto_mode = 1;