toplev.c (input_file_stack, [...]): Remove.
gcc
* toplev.c (input_file_stack, input_file_stack_tick, fs_p,
input_file_stack_history, input_file_stack_restored): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
* input.h (struct file_stack): Remove.
(push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
(input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
Likewise.
* diagnostic.h (struct diagnostic_context) <last_module>: Change
type.
(diagnostic_last_module_changed): Add 'map' argument.
(diagnostic_set_last_function): Likewise.
* diagnostic.c (undiagnostic_report_current_module): Iterate using
line map, not input_file_stack.
* c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
gcc/cp
* parser.c (struct cp_token) <input_file_stack_index>: Remove.
(cp_lexer_get_preprocessor_token): Update.
(cp_lexer_set_source_position_from_token): Don't call
restore_input_file_stack.
* lex.c (cxx_init): Don't use push_srcloc or pop_srcloc.
gcc/testsuite
* g++.dg/warn/pragma-system_header2.C: Ignore "included from"
line.
From-SVN: r132775