Fix some bad instructions in the INSTALL file.
@@ -39,9 +39,7 @@ beyond the scope of this quick guide.
If you have gcc and clang both installed, then cmake currently defaults to
selecting gcc. You should override this by adding `-DCMAKE_C_COMPILER=clang
--DCMAKE_CXX_COMPILER=clang` to your Objective-C flags.
-You will probably also need to add
-'-DCMAKE_ASM_COMPILER=clang -DCMAKE_ASM_FLAGS=-c -DTESTS=OFF'
+-DCMAKE_CXX_COMPILER=clang++` to your Objective-C flags.
Running the Tests
