Fix more warnings...

        * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
        test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
        * calls.c (emit_call_1): Wrap variable `already_popped' with macro
        test !ACCUMULATE_OUTGOING_ARGS.
        * collect2.c (write_c_file_glob): Wrap function definition in
        macro test !LD_INIT_SWITCH.
        * combine.c (try_combine): Wrap variables `cc_use' and
        `compare_mode' in macro test EXTRA_CC_MODES.
        * cpplib.c (do_ident): Remove unused variable `len'.
        (skip_if_group): Remove unused variables `at_beg_of_line' and
        `after_ident'.
        (cpp_get_token): Remove unused variable `dummy'.
        * dbxout.c (scope_labelno): Move static variable definition inside
        the one function scope where it is used.
        (dbxout_function_end): Wrap prototype and definition in
        macro test !NO_DBX_FUNCTION_END.
        * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
        in macro test !MIPS_DEBUGGING_INFO.
        * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
        into the scope where it is used.  Wrap empty else-statement body
        in braces.
        * fix-header.c: Fix typo in comment.
        (inf_skip_spaces): Cast results of INF_UNGET to (void).
        (check_protection, main): Likewise.
        * flow.c (find_basic_blocks_1): Remove dangling comment text.
        * function.c (contains): Wrap prototype and definition in macro
        test HAVE_prologue || HAVE_epilogue.
        (fixup_var_refs_1): Remove unused variable `width'.
        * gen-protos.c (main): Remove unused variable `optr'.
        * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
        * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
        (__sjpopnthrow): Remove unused variable `jmpbuf'.
        (__throw): Remove unused variable `val'.
        * protoize.c: Check for a previously existing definition before
        defining *_OK macros.
        * scan-decls.c (scan_decls): Remove unused variable `old_written'.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18654 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 2 insertions, 5 deletions

diff --git a/gcc/cpplib.c b/gcc/cpplib.c
index f5ca073694f..aff4054fda7 100644
--- a/gcc/cpplib.c
+++ b/gcc/cpplib.c
@@ -1,5 +1,5 @@
 /* CPP Library.
-   Copyright (C) 1986, 87, 89, 92-6, 1997 Free Software Foundation, Inc.
+   Copyright (C) 1986, 87, 89, 92-7, 1998 Free Software Foundation, Inc.
    Contributed by Per Bothner, 1994-95.
    Based on CCCP program by Paul Rubin, June 1986
    Adapted to ANSI C, Richard Stallman, Jan 1987
@@ -3969,7 +3969,6 @@ do_ident (pfile, keyword, buf, limit)
      U_CHAR *buf, *limit;
 {
 /*  long old_written = CPP_WRITTEN (pfile);*/
-  int len;
 
   /* Allow #ident in system headers, since that's not user's fault.  */
   if (CPP_PEDANTIC (pfile) && !CPP_BUFFER (pfile)->system_header_p)
@@ -4289,14 +4288,13 @@ skip_if_group (pfile, any)
      int any;
 {
   int c;
-  int at_beg_of_line = 1;
   struct directive *kt;
   IF_STACK_FRAME *save_if_stack = pfile->if_stack; /* don't pop past here */
 #if 0
   U_CHAR *beg_of_line = bp;
 #endif
   register int ident_length;
-  U_CHAR *ident, *after_ident;
+  U_CHAR *ident;
   struct parse_marker line_start_mark;
 
   parse_set_mark (&line_start_mark, pfile);
@@ -4655,7 +4653,6 @@ cpp_get_token (pfile)
 	  if (opts->put_out_comments)
 	    {
 	      cpp_buffer *pbuf = CPP_BUFFER (pfile);
-	      long dummy;
 	      U_CHAR *start = pbuf->buf + start_mark.position;
 	      int len = pbuf->cur - start;
 	      CPP_RESERVE(pfile, 1 + len);