diff options
Diffstat (limited to 'runtimes')
-rw-r--r-- | runtimes/CMakeLists.txt | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/runtimes/CMakeLists.txt b/runtimes/CMakeLists.txt index 1783e0114291..2d7f853a9ac2 100644 --- a/runtimes/CMakeLists.txt +++ b/runtimes/CMakeLists.txt @@ -92,6 +92,17 @@ include(LLVMCheckCompilerLinkerFlag) include(CheckCCompilerFlag) include(CheckCXXCompilerFlag) +# CMake omits default compiler include paths, but in runtimes build, we use +# -nostdinc and -nostdinc++ and control include paths manually so this behavior +# is undesirable. Resetting CMAKE_{LANG}_IMPLICIT_INCLUDE_DIRECTORIES disables +# this behavior. See https://gitlab.kitware.com/cmake/cmake/-/issues/19227 for +# further details no this topic. +# +# TODO: We may want to consider filtering out only the paths that are within +# the toolchain installation and leaving the system paths. +set(CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES "") +set(CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES "") +set(CMAKE_ASM_IMPLICIT_INCLUDE_DIRECTORIES "") check_c_compiler_flag("" LLVM_RUNTIMES_LINKING_WORKS) if (NOT LLVM_RUNTIMES_LINKING_WORKS) |