On Mon, Jul 29, 2013 at 5:17 PM, Robert Boehne <robe...@trdlnk.com> wrote: > On 07/27/13 16:26, Vincent Torri wrote: >> >> On Sat, Jul 27, 2013 at 10:24 PM, Robert Boehne <robe...@trdlnk.com> >> wrote: >>> >>> >>> On 07/27/13 00:32, Vincent Torri wrote: >>>> >>>> hello >>>> >>>> in my sources, i have both C and C++ files. Something like >>>> >>>> my_lib_la_SOURCES = foo.c foo.cpp >>>> >>>> I want to pass, for example, -Wdeclaration-after-statement to gcc. >>>> Hence, >>>> when compiling foo.cpp, i have the warning : >>>> >>>> cc1plus.exe: warning: command line option >>>> '-Wdeclaration-after-statement' >>>> is valid for C/ObjC but not for C++ >>>> >>>> How can I remove this warning when compiling c++ files ? >>>> >>>> thank you >>>> >>>> Vincent Torri >>> >>> >>> I misread - for C and not C++ you should set "CFLAGS" >>> >>> ./configure CFLAGS="-g -O2 -Wdeclaration-after-statement" CXXFLAGS="-g >>> -O2" >> >> it will still not work as $(CFLAGS) will be passed to the compilation >> of the c++ source file >> >> Vincent Torri > > > Are you saying you've tried it?
1) yes i tried it 2) the fact that I have the warning proves that CFLAGS is passed to the C++ compiler... Vincent Torri > That's not my understanding of how Automake > (or GNU Make) works. Unless the project has overridden the default > use for these variables, that's how it's supposed to work, and > this problem is an example of why. > > This is the relevant section of the manual: > > http://www.gnu.org/software/automake/manual/automake.html#Standard-Configuration-Variables > >
