[CMake] Pass through CMAKE_READELF to subbuilds
This matches handling of other CMake variables.
Differential Revision: https://reviews.llvm.org/D110463
diff --git a/clang/CMakeLists.txt b/clang/CMakeLists.txt
index 6e18e74..f562c73 100644
--- a/clang/CMakeLists.txt
+++ b/clang/CMakeLists.txt
@@ -759,6 +759,7 @@
add_dependencies(clang-bootstrap-deps llvm-objcopy llvm-strip)
set(${CLANG_STAGE}_OBJCOPY -DCMAKE_OBJCOPY=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-objcopy)
set(${CLANG_STAGE}_STRIP -DCMAKE_STRIP=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-strip)
+ set(${CLANG_STAGE}_READELF -DCMAKE_READELF=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-readelf)
endif()
endif()