There is no distinction between -M & -MM option from version 3.1.0 This means the the system headers are omitted from dependencies. Release: 3.1.0 Environment: Solaris 8 How-To-Repeat: gcc -M helloworld.c compare with gcc -MM helloworld.c should not stdio be listed somewhere?
State-Changed-From-To: open->closed State-Changed-Why: Not true: monkey:neil{12}$ /usr/local/lib/gcc-lib/i586-pc-linux-gnu/3.1/cpp0 -MM /tmp/foo.c foo.o: /tmp/foo.c monkey:neil{13}$ /usr/local/lib/gcc-lib/i586-pc-linux-gnu/3.1/cpp0 -M /tmp/foo.c foo.o: /tmp/foo.c \ /usr/local/lib/gcc-lib/i586-pc-linux-gnu/3.1/include/stdio.h \ /usr/include/features.h /usr/include/sys/cdefs.h \ /usr/include/gnu/stubs.h \ /usr/local/lib/gcc-lib/i586-pc-linux-gnu/3.1/include/stddef.h \ /usr/include/bits/types.h /usr/include/bits/pthreadtypes.h \ /usr/include/bits/sched.h /usr/include/libio.h /usr/include/_G_config.h \ /usr/include/wchar.h /usr/include/bits/wchar.h /usr/include/gconv.h \ /usr/local/lib/gcc-lib/i586-pc-linux-gnu/3.1/include/stdarg.h \ /usr/include/bits/stdio_lim.h If it's not working for you, then I suspect it is a configuration or installation problem where GCC does not have the right idea of your system directories.
From: neil@gcc.gnu.org To: gcc-gnats@gcc.gnu.org Cc: Subject: preprocessor/7357 Date: 15 Aug 2002 19:46:45 -0000 CVSROOT: /cvs/gcc Module name: gcc Branch: gcc-3_2-branch Changes by: neil@gcc.gnu.org 2002-08-15 12:46:44 Modified files: gcc : ChangeLog cppfiles.c cppinit.c cpplib.h cpplib.c gcc/testsuite : ChangeLog gcc/doc : cpp.texi cppenv.texi Added files: gcc/testsuite/gcc.dg/cpp: _Pragma3.c vararg3.c vararg4.c Log message: PR preprocessor/7358 PR preprocessor/7357 PR preprocessor/7526 * cppfiles.c (stack_include_file): Ignore main file if appropriate. Correct test of whether a dependency should be output. * cppinit.c (init_dependency_output): Ignore main file for SUNPRO_DEPENDENCIES. (struct lang_flags): Rename trigraphs std. (set_lang): Update. * cpplib.c (run_directive): Kludge so _Pragma dependency works. * cpplib.h (struct cpp_options): New members. * cppmacro.c (collect_args): Flag whether to swallow a possible future comma pasted with varargs. (replace_args): Use this flag. * doc/cpp.texi: Update varargs extension documentation. * doc/cppenv.texi: Update. testsuite: * gcc.dg/cpp/_Pragma3.c, gcc.dg/cpp/vararg3.c, gcc.dg/cpp/vararg4.c: New tests. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.13152.2.657.2.12&r2=1.13152.2.657.2.13 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppfiles.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.144&r2=1.144.6.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppinit.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.202.2.5&r2=1.202.2.5.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cpplib.h.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.201.2.1&r2=1.201.2.1.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cpplib.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.290.2.1&r2=1.290.2.1.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.1672.2.166.2.5&r2=1.1672.2.166.2.6 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/cpp.texi.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.24.2.3&r2=1.24.2.3.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/doc/cppenv.texi.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.1.2.1&r2=1.1.2.1.4.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/cpp/_Pragma3.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.2.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/cpp/vararg3.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.8.1 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/cpp/vararg4.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=NONE&r2=1.1.8.1
From: neil@gcc.gnu.org To: gcc-gnats@gcc.gnu.org Cc: Subject: preprocessor/7357 Date: 15 Aug 2002 19:47:46 -0000 CVSROOT: /cvs/gcc Module name: gcc Branch: gcc-3_2-branch Changes by: neil@gcc.gnu.org 2002-08-15 12:47:46 Modified files: gcc : cppmacro.c Log message: PR preprocessor/7358 PR preprocessor/7357 PR preprocessor/7526 * cppfiles.c (stack_include_file): Ignore main file if appropriate. Correct test of whether a dependency should be output. * cppinit.c (init_dependency_output): Ignore main file for SUNPRO_DEPENDENCIES. (struct lang_flags): Rename trigraphs std. (set_lang): Update. * cpplib.c (run_directive): Kludge so _Pragma dependency works. * cpplib.h (struct cpp_options): New members. * cppmacro.c (collect_args): Flag whether to swallow a possible future comma pasted with varargs. (replace_args): Use this flag. * doc/cpp.texi: Update varargs extension documentation. * doc/cppenv.texi: Update. testsuite: * gcc.dg/cpp/_Pragma3.c, gcc.dg/cpp/vararg3.c, gcc.dg/cpp/vararg4.c: New tests. Patches: http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cppmacro.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-branch&r1=1.91.6.6&r2=1.91.6.6.2.1