The top-level Makefile defines: CPP = $(CC) -E
So, $(CC) -E can be replaced with $(CPP) and this makes more sense for pre-processing. Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com> --- tools/build/Makefile.build | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/build/Makefile.build b/tools/build/Makefile.build index 99c0ccd..4a0ec5c 100644 --- a/tools/build/Makefile.build +++ b/tools/build/Makefile.build @@ -65,7 +65,7 @@ quiet_cmd_cxx_o_c = CXX $@ cmd_cxx_o_c = $(CXX) $(cxx_flags) -c -o $@ $< quiet_cmd_cpp_i_c = CPP $@ - cmd_cpp_i_c = $(CC) $(c_flags) -E -o $@ $< + cmd_cpp_i_c = $(CPP) $(c_flags) -o $@ $< quiet_cmd_cc_s_c = AS $@ cmd_cc_s_c = $(CC) $(c_flags) -S -o $@ $< -- 2.7.4