correct flags for older GCC's which dont suppport -Wno-deprecated-declarations,
authorCampbell Barton <ideasman42@gmail.com>
Sun, 30 Oct 2011 04:48:00 +0000 (04:48 +0000)
committerCampbell Barton <ideasman42@gmail.com>
Sun, 30 Oct 2011 04:48:00 +0000 (04:48 +0000)
detect if the flag is supported before use

CMakeLists.txt
build_files/cmake/macros.cmake

index 3fd5f3e..bcec149 100644 (file)
@@ -302,6 +302,9 @@ set(PLATFORM_CFLAGS)
 set(C_WARNINGS)
 set(CXX_WARNINGS)
 
+# for gcc -Wno-blah-blah
+set(CC_REMOVE_STRICT_FLAGS)
+
 # libraries to link the binary with passed to target_link_libraries()
 # known as LLIBS to scons
 set(PLATFORM_LINKLIBS "")
@@ -1250,6 +1253,9 @@ if(CMAKE_COMPILER_IS_GNUCC)
        # # this causes too many warnings, disable
        # ADD_CHECK_CXX_COMPILER_FLAG(CXX_WARNINGS CXX_WARN_UNDEFINED -Wundef)
 
+       # flags to undo strict flags
+       ADD_CHECK_C_COMPILER_FLAG(CC_REMOVE_STRICT_FLAGS C_WARN_NO_DEPRECATED_DECLARATIONS -Wno-deprecated-declarations)
+
 elseif(CMAKE_C_COMPILER_ID MATCHES "Intel")
 
        ADD_CHECK_C_COMPILER_FLAG(C_WARNINGS C_WARN_ALL -Wall)
index 8e5d914..f767376 100644 (file)
@@ -434,7 +434,7 @@ macro(remove_strict_flags_file
                if(CMAKE_COMPILER_IS_GNUCC)
                        set_source_files_properties(${_SOURCE}
                                PROPERTIES
-                                       COMPILE_FLAGS "-Wno-deprecated-declarations"
+                                       COMPILE_FLAGS "${CC_REMOVE_STRICT_FLAGS}"
                        )
                endif()