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[OpenMP] Use Clang resource dir only in bootstrapping build #156018

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Merged
merged 2 commits into from
Aug 30, 2025
Merged

[OpenMP] Use Clang resource dir only in bootstrapping build #156018

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[OpenMP] Use Clang resource dir only in bootstrapping build
Meinersbur Aug 29, 2025
3ce157c
Consider non-bootstrapping runtimes build
Meinersbur Aug 29, 2025
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9 changes: 5 additions & 4 deletions openmp/runtime/src/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -10,11 +10,12 @@

include(ExtendPath)

# The generated headers will be placed in clang's resource directory if present.
if(NOT LLVM_TREE_AVAILABLE)
set(LIBOMP_HEADERS_INTDIR ${CMAKE_CURRENT_BINARY_DIR})
else()
# The generated headers will be placed in clang's resource if using it to
# compile openmp in a runtimes-bootstrapping build.
if(LLVM_TREE_AVAILABLE AND LLVM_RUNTIMES_BUILD)
set(LIBOMP_HEADERS_INTDIR ${LLVM_BINARY_DIR}/${LIBOMP_HEADERS_INSTALL_PATH})
else()
set(LIBOMP_HEADERS_INTDIR ${CMAKE_CURRENT_BINARY_DIR})
endif()

# Configure omp.h, kmp_config.h and omp-tools.h if necessary
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