CMake: simplify compiler detection for '-Wshadow' test
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@ -234,10 +234,8 @@ endif(OPENGL_FOUND)
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# Its sole purpose is to issue compilation warnings during build time if
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# variables are shadowed in public headers.
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fl_debug_var(CMAKE_CXX_COMPILER_ID)
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
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CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR
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CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
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set(_compilers GNU Clang AppleClang)
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if(CMAKE_CXX_COMPILER_ID IN_LIST _compilers)
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set(include_all "${CMAKE_CURRENT_BINARY_DIR}/include_all.h")
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file(WRITE ${include_all} "/* DO NOT EDIT - this file is created by CMake */\n")
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@ -259,6 +257,7 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
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set_target_properties(shadow_variables PROPERTIES COMPILE_FLAGS -Wshadow)
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endif() # GNU or Clang (-Wshadow test)
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unset(_compilers)
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# *** EXPERIMENTAL ***
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