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* cpperror.c (print_location): Don't take a file name; use the line map instead. (_cpp_begin_message): Similarly. (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning, cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update. (cpp_pedwarn_with_file_and_line): Remove. * cppfiles.c (stack_include_file): Update; set filename to stdin here when appropriate. * cpphash.h (struct cpp_buffer): Remove nominal_fname. (_cpp_begin_message): Don't take a file name. * cppinit.c: Add comment. * cpplex.c: Fix end-of-directive indicator. * cpplib.c: Don't include intl.h. (run_directive, do_diagnostic): Update. (do_line): Update to not use nominal_fname. (cpp_push_buffer): Don't take a filename. * cpplib.h (struct ht): Remove. (cpp_push_buffer): Don't take a filename. (cpp_pedwarn_with_file_and_line): Remove. * cppmacro.c (struct cpp_macro): Remove file. (builtin_macro): Update. (_cpp_create_definition): Update. * cppmain.c: Correct comment. * fix-header.c (read_scan_file): Update. From-SVN: r44986
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