Makefile.in (cc1): Put C_OBJS, and thence @extra_c_objs@ last.

        * Makefile.in (cc1): Put C_OBJS, and thence @extra_c_objs@ last.
        (LIBCPP_OBJS): New.  Add cppulp.o.
        (cppmain, fix-header): Depend on and use libcpp.a.
        * configure.in (extra_c_objs, extra_cxx_objs): Use libcpp.a instead
        of the individual object files.
        * objc/Make-lang.in (cc1obj): Put OBJC_OBJS, and thence @extra_c_objs@,
        last.
        * cccp.c (user_label_prefix): New.
        (main): Set it off -f*leading-underscore.
        (special_symbol): Use it.
        * cpplib.c (special_symbol): Likewise.
        (cpp_handle_option): Handle -f*leading-underscore.
        * cppulp.c: New file.
        * output.h (user_label_prefix): Declare it.
        * dwarf2out.c (ASM_NAME_TO_STRING): Prepend user_label_prefix.
        * toplev.c (f_options, main): Handle -f*leading-underscore.
        * defaults.h (ASM_OUTPUT_LABELREF): Use asm_fprintf instead of
        referencing USER_LABEL_PREFIX directly.
        * config/nextstep.h (ASM_OUTPUT_LABELREF): Likewise.
        * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
        * final.c (asm_fprintf): Use user_label_prefix instead.
        * arm/thumb.c (thumb_print_operand): Likewise.
        * gcc.c (default_compilers): Pass -f*leading-underscore on to
        cpp wherever appropriate.

From-SVN: r23415

1 files changed, 6 insertions, 0 deletions

diff --git a/gcc/gcc.c b/gcc/gcc.c
index 28322e1..a7eb71e 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -628,6 +628,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %{E:%W{o*}}%{M:%W{o*}}%{MM:%W{o*}}\n}\
       %{!E:%{!M:%{!MM:cc1 %i %1 \
@@ -661,6 +662,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %{!M:%{!MM:%{!E:%{!pipe:%g.i}}}}%{E:%W{o*}}%{M:%W{o*}}%{MM:%W{o*}} |\n",
    "%{!M:%{!MM:%{!E:cc1 %{!pipe:%g.i} %1 \
@@ -686,6 +688,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %W{o*}}\
     %{!E:%e-E required when input is from standard input}"}},
@@ -700,6 +703,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %{!M:%{!MM:%{!E:%{!pipe:%g.i}}}}%{E:%W{o*}}%{M:%W{o*}}%{MM:%W{o*}} |\n",
     "%{!M:%{!MM:%{!E:cc1obj %{!pipe:%g.i} %1 \
@@ -725,6 +729,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %W{o*}"}},
   {".i", {"@cpp-output"}},
@@ -752,6 +757,7 @@ static struct compiler default_compilers[] =
         %c %{Os:-D__OPTIMIZE_SIZE__} %{O*:%{!O0:-D__OPTIMIZE__}}\
         %{traditional} %{ftraditional:-traditional}\
         %{traditional-cpp:-traditional}\
+	%{fleading-underscore} %{fno-leading-underscore}\
 	%{g*} %{W*} %{w} %{pedantic*} %{H} %{d*} %C %{D*} %{U*} %{i*} %Z\
         %i %{!M:%{!MM:%{!E:%{!pipe:%g.s}}}}%{E:%W{o*}}%{M:%W{o*}}%{MM:%W{o*}} |\n",
     "%{!M:%{!MM:%{!E:%{!S:as %a %Y\