CMakeLists: Pass sanitizer flags to the linker too.

We were only passing them to the compiler. These should go to the linker as well. Bug: b/133127573 Change-Id: Ifc02a2c17a164f30c80311fd17d2a6311e3d5cba Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/31817Reviewed-by: Nicolas Capens <nicolascapens@google.com> Tested-by: Ben Clayton <bclayton@google.com> Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>

CMakeLists: Pass sanitizer flags to the linker too.
48c8a180 · Ben Clayton · b03ce831 · 48c8a180
Commit 48c8a180 authored May 21, 2019 by Ben Clayton
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CMakeLists.txt CMakeLists.txt +12 -0

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--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -224,6 +224,14 @@ macro(set_cpp_flag FLAG)
    endif()
 endmacro()

+macro(set_linker_flag FLAG)
+    if(${ARGC} GREATER 1)
+        set(CMAKE_EXE_LINKER_FLAGS ${ARGV1} "${CMAKE_EXE_LINKER_FLAGS ${ARGV1}} ${FLAG}")
+    else()
+        set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FLAG}")
+    endif()
+endmacro()
+
 if(MSVC)
    set_cpp_flag("/MP")
    add_definitions(-D_CRT_SECURE_NO_WARNINGS)
@@ -371,12 +379,16 @@ else()

    if(MSAN)
        set_cpp_flag("-fsanitize=memory")
+        set_linker_flag("-fsanitize=memory")
    elseif(ASAN)
        set_cpp_flag("-fsanitize=address")
+        set_linker_flag("-fsanitize=address")
    elseif(TSAN)
        set_cpp_flag("-fsanitize=thread")
+        set_linker_flag("-fsanitize=thread")
    elseif(UBSAN)
        set_cpp_flag("-fsanitize=undefined")
+        set_linker_flag("-fsanitize=undefined")
    endif()
 endif()