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Add cmake flag LLVM_USE_SANITIZE_COVERAGE

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Summary:
When LLVM_USE_SANITIZE_COVERAGE=YES
and one of the sanitizers is used -fsanitize-coverage=3 will be added
to build flag. This will be used to run a coverage-guided fuzzer on various
llvm libraries.

Test Plan: n/a

Reviewers: rnk

Reviewed By: rnk

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D7116

llvm-svn: 227216
This commit is contained in:
Kostya Serebryany 2015-01-27 17:59:28 +00:00
parent 385598a9ea
commit 396662e463
1 changed files with 3 additions and 0 deletions
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3
cmake/modules/HandleLLVMOptions.cmake
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@ -410,6 +410,9 @@ if(LLVM_USE_SANITIZER)
else()
message(WARNING "LLVM_USE_SANITIZER is not supported on this platform.")
endif()
if (LLVM_USE_SANITIZE_COVERAGE)
append("-fsanitize-coverage=4" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
endif()
endif()
# Turn on -gsplit-dwarf if requested