Commit Graph

219 Commits

Author SHA1 Message Date
Tom Tromey bf048bea9c re PR preprocessor/34866 (valgrind error indication in testsuite from errors.c:156:cpp_error with gcc.dg/cpp/Wmissingdirs.c)
PR libcpp/34866:
	* errors.c (cpp_error): Don't reference a token before the start
	of the current run.

From-SVN: r134421
2008-04-18 00:58:58 +00:00
Tom Tromey 7f27b0f8a2 Makefile.in (TAGS_SOURCES): New variable.
* Makefile.in (TAGS_SOURCES): New variable.
	(TAGS): New target.

From-SVN: r134367
2008-04-16 21:10:37 +00:00
Kaz Kojima a1fcb9a1de config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
* config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.

	[libcpp]
	* configure.ac: (need_64bit_hwint): Need 64bit hwint for sh-*-*
	and shbe-*-*.
	* configure: Rebuilt.

From-SVN: r134190
2008-04-11 04:21:18 +00:00
Joseph Myers 93d45d9eda cppopts.texi (-dU): Document.
gcc:
	* doc/cppopts.texi (-dU): Document.
	* c-common.h (flag_dump_macros): Update comment.
	* c-opts.c (handle_OPT_d): Handle -dU.
	* c-ppoutput.c (macro_queue, define_queue, undef_queue,
	dump_queued_macros, cb_used_define, cb_used_undef): New.
	(init_pp_output): Handle -dU.
	(cb_line_change): Call dump_queued_macros.
	* toplev.c (decode_d_option): Accept -dU as preprocessor option.

gcc/testsuite:
	* gcc.dg/cpp/cmdlne-dU-1.c, gcc.dg/cpp/cmdlne-dU-2.c,
	gcc.dg/cpp/cmdlne-dU-3.c, gcc.dg/cpp/cmdlne-dU-4.c,
	gcc.dg/cpp/cmdlne-dU-5.c, gcc.dg/cpp/cmdlne-dU-6.c,
	gcc.dg/cpp/cmdlne-dU-7.c, gcc.dg/cpp/cmdlne-dU-8.c,
	gcc.dg/cpp/cmdlne-dU-9.c, gcc.dg/cpp/cmdlne-dU-10.c,
	gcc.dg/cpp/cmdlne-dU-11.c, gcc.dg/cpp/cmdlne-dU-12.c,
	gcc.dg/cpp/cmdlne-dU-13.c, gcc.dg/cpp/cmdlne-dU-14.c,
	gcc.dg/cpp/cmdlne-dU-15.c, gcc.dg/cpp/cmdlne-dU-16.c,
	gcc.dg/cpp/cmdlne-dU-17.c, gcc.dg/cpp/cmdlne-dU-18.c,
	gcc.dg/cpp/cmdlne-dU-19.c, gcc.dg/cpp/cmdlne-dU-20.c,
	gcc.dg/cpp/cmdlne-dU-21.c, gcc.dg/cpp/cmdlne-dU-22.c: New tests.

libcpp:
	* include/cpplib.h (struct cpp_callbacks): Add used_define,
	used_undef and before_define.
	(NODE_USED): Define.
	* directives.c (do_define, do_undef, undefine_macros, do_ifdef,
	do_ifndef, cpp_pop_definition): Handle new flag and use new
	callbacks.
	* expr.c (parse_defined): Handle new flag and use new callbacks.
	* macro.c (enter_macro_context, _cpp_free_definition): Handle new
	flag and use new callbacks.

From-SVN: r133847
2008-04-02 20:42:53 +01:00
Jakub Jelinek d4c32e1d76 re PR pch/13675 (#including a precompiled header more than once in the same unit fails)
PR pch/13675
	* files.c (struct _cpp_file): Remove pch field.
	(pch_open_file): Don't set file->pch, just file->pchname.
	(should_stack_file): After pfile->cb.read_pch call
	free pchname and clear pchname, don't close file->fd.
	Test file->pchname instead of file->pch.  Don't close fd after cb.
	(_cpp_stack_include): Test file->pchname instead of file->pch.

	* c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).

From-SVN: r133790
2008-04-01 12:58:02 +02:00
Tom Tromey 161031e3ae Makefile.in (POSTCOMPILE): New variable.
* Makefile.in (POSTCOMPILE): New variable.
	(.c.o): Use it.

From-SVN: r133682
2008-03-28 13:32:47 +00:00
Joseph Myers 5bbc43bfd3 * fr.po: Update.
From-SVN: r133665
2008-03-28 02:07:37 +00:00
Joseph Myers 6fd85d2144 * vi.po: Update.
From-SVN: r133376
2008-03-20 13:55:23 +00:00
Joseph Myers 88ab8cf2a5 * es.po, nl.po: Update.
From-SVN: r133322
2008-03-18 19:59:25 +00:00
Joseph Myers 107276837f * zh_CN.po: Update.
From-SVN: r133255
2008-03-15 17:58:46 +00:00
Joseph Myers a02fbb400f * de.po: Update.
From-SVN: r133244
2008-03-15 12:01:29 +00:00
Joseph Myers 988071547d * sv.po: Update.
From-SVN: r133225
2008-03-14 20:51:34 +00:00
Joseph Myers edd3c31e3f rw.po: Remove.
* rw.po: Remove.
	* be.po, ca.po, da.po, de.po, el.po, es.po, fr.po, ja.po, nl.po,
	sv.po, tr.po, uk,po, vi.po, zh_CN.po, zh_TW.po: Update.

From-SVN: r133211
2008-03-14 13:11:20 +00:00
Tom Tromey 14ccf8003e re PR preprocessor/35322 (ICE with incomplete macro)
gcc/testsuite
	PR libcpp/35322:
	* gcc.dg/cpp/pr35322.c: New file.
libcpp
	PR libcpp/35322:
	* directives.c (destringize_and_run): Set pfile->directive.

From-SVN: r133195
2008-03-13 21:10:07 +00:00
Markus Milleder 830465c6ea re PR preprocessor/35458 (Dependency generation (-M) does not quote '#' in filenames)
libcpp
2008-03-06  Markus Milleder  <markus.milleder@generali.at>
	PR preprocessor/35458
	* mkdeps.c (munge): Quote '#' with a '\'.
gcc/testsuite
2008-03-06  Markus Milleder  <markus.milleder@generali.at>
	PR preprocessor/35458
	* gcc.dg/cpp/cmdlne-M-2.c: New file.
	* gcc.dg/cpp/cmdlne-M-2#.h: New file.
	* gcc.dg/cpp/#cmdlne-M-2.h: New file.

From-SVN: r132982
2008-03-06 18:08:40 +00:00
Ralf Wildenhues d482a07324 re PR preprocessor/35379 (-MT generates a target string too long over two lines)
libcpp:
	PR preprocessor/35379
	* mkdeps.c (deps_write): Ensure the first target always appears
	in the first column, without leading backslash newline.  Avoid
	some more extra whitespace.

From-SVN: r132727
2008-02-27 21:42:23 +00:00
Thiemo Seufer 185a6cc159 Makefile.in ($(srcdir)/config.in): Depend on configure.ac.
From-SVN: r132670
2008-02-26 11:41:01 +00:00
Tom Tromey 2bf41bf05d traditional.c (lex_identifier): Use CPP_HASHNODE.
* traditional.c (lex_identifier): Use CPP_HASHNODE.
	* lex.c (lex_identifier): Use CPP_HASHNODE.
	* include/line-map.h (LINEMAP_POSITION_FOR_COLUMN): Wrap in
	do-while.
	* identifiers.c (alloc_node): Change return type.
	(_cpp_init_hashtable): Don't cast 'alloc_node'.
	(proxy_assertion_broken): New declaration.
	(cpp_forall_identifiers): Move comment.
	* line-map.c (linemap_add): Comment fix.
	(linemap_line_start): Indentation fix.

From-SVN: r132467
2008-02-20 02:16:43 +00:00
Joseph Myers 0d7bcd0f35 * cpplib.pot: Regenerate.
From-SVN: r132001
2008-02-01 16:26:03 +00:00
Jakub Jelinek 765d600ac5 re PR preprocessor/34692 (Internal error with pragma in macro)
PR preprocessor/34692
	* macro.c (collect_args): Add pragma_buff argument.  Push
	CPP_PRAGMA ... CPP_PRAGMA_EOL tokens to *pragma_buff, rather
	than into arguments.  Reset prevent_expansion and parsing_args
	state at CPP_PRAGMA_EOL/CPP_EOF.
	(funlike_invocation_p): Add pragma_buff argument, pass it through
	to collect_args.
	(enter_macro_context): Add result argument.  Adjust
	funlike_invocation_p caller.  Emit all deferred pragma tokens
	gathered during collect_args before the expansion, add a padding
	token.  Return 2 instead of 1 if any pragma tokens were prepended.
	(cpp_get_token): If enter_macro_context returns 2, don't return
	a padding token, instead cycle to grab CPP_PRAGMA token.
	* directives.c (_cpp_handle_directive): If was_parsing_args
	in deferred pragma, leave parsing_args and prevent_expansion as is.

	* gcc.dg/cpp/pr34692.c: New test.
	* gcc.dg/gomp/pr34692.c: New test.

From-SVN: r131819
2008-01-25 10:01:27 +01:00
Tom Tromey ec46053bfa re PR c++/34859 (g++ -D__STDC_LIMIT_MACROS -D__STDC_LIMIT_MACROS causes error)
libcpp
	PR c++/34859:
	* macro.c (_cpp_create_definition): Handle __STDC_LIMIT_MACROS and
	__STDC_CONSTANT_MACROS.
gcc/testsuite
	PR c++/34859:
	* gcc.dg/cpp/pr34859.c: New file.

From-SVN: r131743
2008-01-22 21:43:49 +00:00
Joseph Myers bdf8f544b6 * sv.po: Update.
From-SVN: r131678
2008-01-20 14:53:58 +00:00
Joseph Myers 1831259863 * sv.po: Update.
From-SVN: r131664
2008-01-20 00:13:43 +00:00
Joseph Myers e523d4f296 * sv.po: Update.
From-SVN: r131663
2008-01-20 00:12:09 +00:00
Fred Fish 681c6ab0da re PR preprocessor/30363 (Support for -traditional-cpp is incomplete in current gcc relative to gcc 2.95.3)
libcpp
2008-01-07  Fred Fish  <fnf@specifix.com>
	PR preprocessor/30363:
	* traditional.c (replace_args_and_push): Add local variable
	cxtquote, calculate the replacement text size assuming a 
	worst case of every input character quoted with backslash,
	and properly handle output quoting of quote characters in
	actual arguments used in function-like macros.
gcc/testsuite
2008-01-07  Fred Fish  <fnf@specifix.com>
	PR preprocessor/30363:
	* gcc.dg/cpp/trad/macroargs.c: Add code to test quoting in
	macro expansions.

From-SVN: r131379
2008-01-07 17:23:40 +00:00
Tom Tromey 33ae48375f re PR preprocessor/34602 (Internal error with invalid #line directive)
libcpp
	PR preprocessor/34602.
	* directives.c (do_line): Don't try to spell EOF token.
	(do_linemarker): Add comment.
gcc/testsuite
	PR preprocessor/34602:
	* gcc.dg/cpp/pr34602.c: New file.

From-SVN: r131304
2008-01-03 17:58:26 +00:00
DJ Delorie 675575f57a charset.c (convert_using_iconv): Close out any shift states, returning to the initial state.
* charset.c (convert_using_iconv): Close out any shift states,
returning to the initial state.

From-SVN: r130785
2007-12-11 20:38:10 -05:00
Tom Tromey 97f6bd406c re PR c/29172 (--combine can't handle #pragma once)
gcc
	PR c/29172:
	* c-opts.c (c_common_parse_file): Call cpp_clear_file_cache.
libcpp
	PR c/29172:
	* internal.h (struct cpp_reader) <file_hash_entries>: Changed
	type.
	<file_hash_entries_allocated, file_hash_entries_used>: Removed.
	* files.c (FILE_HASH_POOL_SIZE): New macro.
	(struct file_hash_entry_pool): New.
	(destroy_all_cpp_files): New function.
	(allocate_file_hash_entries): Allocate a file_hash_entry_pool.
	(new_file_hash_entry): Update.
	(free_file_hash_entries): New function.
	(_cpp_cleanup_files): Call free_file_hash_entries and
	destroy_all_cpp_files.
	(cpp_clear_file_cache): New function.
	* include/cpplib.h (cpp_clear_file_cache): Declare.

From-SVN: r130656
2007-12-06 18:56:26 +00:00
Joseph Myers 4fa3bca112 * vi.po: Update.
From-SVN: r130615
2007-12-05 01:48:45 +00:00
Tom Tromey d56a25e130 ( 5)
From-SVN: r130586
2007-12-03 21:04:47 +00:00
Tom Tromey 607f74e9c6 re PR preprocessor/32868 (Don't warn about redefinitions of __STDC_FORMAT_MACROS)
libcpp
	PR preprocessor/32868:
	* macro.c (_cpp_create_definition): Special case
	__STDC_FORMAT_MACROS.
gcc/testsuite
	PR preprocessor/32868:
	* gcc.dg/cpp/pr32868.c: New file.

From-SVN: r130544
2007-11-30 18:24:01 +00:00
Tom Tromey dc3800e59e Really remove accidentally committed ChangeLog entry
From-SVN: r130541
2007-11-30 17:44:03 +00:00
Michael Matz b0f4807f9e * files.c (search_path_head): Fix check for absolute paths.
From-SVN: r130229
2007-11-16 13:46:57 +00:00
Joseph Myers 5e2ec4b268 * es.po: Update.
From-SVN: r130204
2007-11-15 16:18:41 +00:00
Tom Tromey 7803a05def Fix erroneous ChangeLog change
From-SVN: r130094
2007-11-12 00:40:07 +00:00
Tom Tromey f1e207107a re PR c++/17577 (#pragma implementation no longer diagnoses use after file to which it applies)
gcc/cp
	PR c++/17577:
	* lex.c (handle_pragma_implementation): Use cpp_included_before.
gcc/testsuite
	PR c++/17577:
	* g++.dg/ext/pr17577.h: New file.
	* g++.dg/ext/pr17577.C: New file.
libcpp
	PR c++/17557:
	* include/cpplib.h (cpp_included_before): Declare.
	* files.c (struct file_hash_entry) <location>: New field.
	(_cpp_find_file): Initialize new field.
	(make_cpp_dir): Likewise.
	(cpp_included_before): New function.

From-SVN: r130093
2007-11-12 00:38:48 +00:00
Joseph Myers 5a269cfd7e * de.po, zh_CN.po: Update.
From-SVN: r130084
2007-11-11 13:34:54 +00:00
Joseph Myers 9113fd7b18 be.po, [...]: Update.
* be.po, ca.po, da.po, de.po, el.po, es.po, fr.po, ja.po, nl.po,
	sv.po, tr.po, uk,po, vi.po, zh_CN.po, zh_TW.po: Update.

From-SVN: r130075
2007-11-10 18:36:53 +00:00
Joseph Myers d84767fb01 * cpplib.pot: Regenerate.
From-SVN: r130027
2007-11-08 21:15:46 +00:00
Tom Tromey f373b44d28 re PR preprocessor/30805 (Internal compiler error when using "x##,##__VA_ARGS__" in macro)
libcpp
	PR preprocessor/30805:
	* macro.c (paste_tokens): Handle padding token.
	(paste_tokens): Don't abort unless padding has PASTE_LEFT flag.
gcc/testsuite
	PR preprocessor/30805:
	* gcc.dg/cpp/pr30805.c: New file.

From-SVN: r129827
2007-11-01 18:20:48 +00:00
Tom Tromey 5b9a40df4e re PR preprocessor/30786 (ICE on _Pragma at end of file)
gcc/testsuite
	PR preprocessor/30786:
	* gcc.dg/cpp/pr30786.c: New file.
libcpp
	PR preprocessor/30786:
	* macro.c (builtin_macro): Return result of _cpp_do__Pragma.
	* directives.c (_cpp_do__Pragma): Return error status.
	* internal.h (_cpp_do__Pragma): Update.
	* directives.c (get__Pragma_string): Back up if EOF seen.

From-SVN: r129800
2007-10-31 14:50:13 +00:00
Joseph Myers 68d9cb44ae * es.po, vi.po: Update.
From-SVN: r129537
2007-10-21 18:58:21 +01:00
Joseph Myers e7c61201aa be.po, [...]: Update.
* be.po, ca.po, da.po, de.po, el.po, es.po, fr.po, ja.po, nl.po,
	sv.po, tr.po, uk,po, vi.po, zh_CN.po, zh_TW.po: Update.

From-SVN: r129206
2007-10-10 14:18:12 +01:00
Tom Tromey 5ffeb913b1 tree-cfg.c (remove_bb): Only warn if line is non-zero.
gcc:
	* tree-cfg.c (remove_bb): Only warn if line is non-zero.
	* c-pch.c (c_common_read_pch): Restore current location after
	reading PCH file.
	* tree.c (expand_location): Update.
	(expr_filename): Changed return type.  Unified the two cases.
	(expr_lineno): Likewise.
	(annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
	as lvalues.
	* toplev.c (line_table): Changed type.
	(general_init): Update.
	(realloc_for_line_map): New function.
	(general_init): Allocate line_table using GC.
	* fix-header.c (line_table): Changed type.
	(read_scan_file): Update.
	(read_scan_file): Update.
	* c-ppoutput.c (maybe_print_line): Update.
	(print_line): Update.
	(cb_line_change): Update.
	(cb_define): Update.
	(pp_file_change): Update.
	* c-opts.c (c_common_init_options): Update.
	(finish_options): Update.
	(push_command_line_include): Update.
	* c-lex.c (cb_line_change): Update.
	(cb_def_pragma): Update.
	(cb_define): Update.
	(cb_undef): Update.
	(c_lex_with_flags): Use cpp_get_token_with_location.
	* input.h (line_table): Changed type.
	(location_from_locus): New macro.
	* tree.h (EXPR_FILENAME): No longer an lvalue.
	(EXPR_LINENO): Likewise.
	(expr_locus, set_expr_locus): Declare separately for
	USE_MAPPED_LOCATION.
	(expr_filename, expr_lineno): Changed return type.
	* gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
	* cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
	(expand_gimple_basic_block): Likewise.
	* final.c (final_scan_insn): Use expanded_location.
gcc/cp:
	* decl.c (finish_function): Put return's location on line zero of
	file.
gcc/fortran:
	* scanner.c (get_file): Update.
	(load_file): Update.
	(gfc_next_char_literal): Use gfc_linebuf_linenum.
	* f95-lang.c (gfc_init): Update.
	* gfortran.h (gfc_linebuf_linenum): New macro.
gcc/java:
	* lang.c (java_post_options): Update.
	* jcf-parse.c (set_source_filename): Update.
	(give_name_to_class): Update.
	(jcf_parse): Update.
	(duplicate_class_warning): Update.
	(parse_class_file): Update.
	(java_parse_file): Update.
	* expr.c (expand_byte_code): Update.
gcc/testsuite:
	* lib/g++.exp (g++_target_compile): Use -fno-show-column.
gcc/treelang:
	* tree1.c (treelang_init): Update.
	(treelang_parse_file): Update.
	(treelang_parse_file): Update.
	(treelang_parse_file): Update.
	* lex.l: Update.
	(update_lineno_charno): Likewise.
libcpp:
	* internal.h (struct cpp_reader) <invocation_location>: New
	field.
	(struct cpp_reader) <set_invocation_location>: Likewise.
	* init.c (cpp_set_line_map): New function.
	* line-map.c (linemap_add): Use linemap's allocator.
	* include/line-map.h (GTY): Define.
	(line_map_realloc): New typedef.
	(struct line_map): Mark with GTY.
	(struct line_maps): Likewise.
	(struct line_maps) <maps>: Likewise.
	(struct line_maps) <reallocator>: New field.
	* include/symtab.h (GTY): Conditionally define.
	* include/cpplib.h (cpp_set_line_map): Declare.
	(cpp_get_token_with_location): Declare.
	* macro.c (cpp_get_token): Set invocation_location on the reader.
	(cpp_get_token_with_location): New function.

From-SVN: r128190
2007-09-06 16:24:05 +00:00
Chao-ying Fu ac6b1c676c expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur, ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.
* expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur,
	ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.
	(cpp_classify_number): Support decimal fixed-point constants without
	exponents.
	Warn about fixed-point constants when -pedantic.
	* include/cpplib.h (CPP_N_SMALL, CPP_N_MEDIUM, CPP_N_LARGE): Change
	comments to support fixed-point values.
	(CPP_N_FRACT, CPP_N_ACCUM): Define.

From-SVN: r127940
2007-08-30 23:05:17 +00:00
Joseph Myers 42e61fe73d be.po, [...]: Update.
* be.po, ca.po, da.po, de.po, el.po, es.po, fr.po, ja.po, nl.po,
	sv.po, tr.po, vi.po, zh_CN.po, zh_TW.po: Update.
	* uk.po: New.

From-SVN: r127664
2007-08-21 12:46:39 +01:00
Tom Tromey cda5e672d8 re PR preprocessor/32974 (#pragma GCC dependency generates extra token error.)
gcc/testsuite
	PR preprocessor/32974:
	* gcc.dg/cpp/pr32974.c: New file.
libcpp
	PR preprocessor/32974:
	* directives.c (parse_include): Don't check for EOL when
	processing #pragma dependency.

From-SVN: r127614
2007-08-18 17:54:11 +00:00
Ollie Wild ccfc4c91bb directives-only.c: New file.
libcpp/
	* directives-only.c: New file.
	* internal.h (struct _cpp_dir_only_callbacks): New.
	(_cpp_preprocess_dir_only): New function.
	* directives.c (_cpp_handle_directive): Check directives_only before
	disabling execution of indented directives.
	* files.c (_cpp_stack_file): Add directives_only check.
	* include/cpplib.h (struct cpp_options): Add directives_only.
	(cpp_init_special_builtins): New function.
	* init.c (cpp_init_special_builtins): New function.
	(cpp_init_builtins): Move builtin_array initialization to
	cpp_init_special_builtins.
	(post_options): Check directives_only before setting
	pfile->state.prevent_expansion = 1.
	* macro.c (_cpp_builtin_macro_text): Print an error if __COUNTER__
	is expanded inside a directive while -fdirectives-only is enabled.
	* Makefile.in (libcpp_a_OBJS): Add directives-only.o.
	(libcpp_a_SOURCES): Add directives-only.c.

	gcc/
	* c-ppoutput.c (print_lines_directives_only): New function.
	(scan_translation_unit_directives_only): New function.
	(preprocess_file): Add call to scan_translation_unit_directives_only.
	* c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
	(sanitize_cpp_opts): Add default flag_dump_macros setting for
	-fdirectives-only.  Add errors for -fdirectives-only conflict with
	-Wunused-macros and -traditional.
	(finish_options): Add builtin macro initialization for
	-fdirectives-only + -fpreprocessed.
	* c.opt (fdirectives-only): New.
	* doc/cppopts.texi (fdirectives-only): New.

	gcc/testsuite/
	* gcc.dg/cpp/counter-2.c: New test.
	* gcc.dg/cpp/counter-3.c: New test.
	* gcc.dg/cpp/dir-only-1.c: New test.
	* gcc.dg/cpp/dir-only-1.h: New file.
	* gcc.dg/cpp/dir-only-2.c: New test.
	* gcc.dg/cpp/dir-only-3.c: New test.
	* gcc.dg/cpp/dir-only-3a.h: New file.
	* gcc.dg/cpp/dir-only-3b.h: New file.
	* gcc.dg/cpp/dir-only-4.c: New test.
	* gcc.dg/cpp/dir-only-5.c: New test.
	* gcc.dg/cpp/dir-only-6.c: New test.

From-SVN: r127066
2007-07-30 18:29:20 +00:00
Uros Bizjak a206413ab4 traditional.c (_cpp_scan_out_logical_line): Initialize fmacro.args...
* traditional.c (_cpp_scan_out_logical_line): Initialize
	fmacro.args, fmacro.node, fmacro.offset, fmacro.line and
	fmacro.args to prevent 'may be used uninitialized' warning.

From-SVN: r126311
2007-07-04 12:08:44 +02:00
Uros Bizjak c77cd3d140 cpplib.h (CPP_N_WIDTH_MD, [...]): Add new constants.
libcpp/ChangeLog:

	* include/cpplib.h (CPP_N_WIDTH_MD, CPP_N_MD_W, CPP_N_MD_Q):
	Add new constants.
	* expr.c (interpret_float_suffix): Process 'w', 'W', 'q' and 'Q'
	suffixes.  Return CPP_N_MD_W for 'w' or 'W' suffixes and CPP_N_MD_Q
	for 'q' or 'Q' suffixes.

gcc/ChangeLog:

	* targhooks.h (default_mode_for_suffix): New function declaration.
	* targhooks.c (default_mode_for_suffix): New default target hook.
	* target.h (struct c): New structure in the targetm struct.
	(mode_for_suffix): New target hook as part of struct c.
	target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
	default_mode_for_suffix.
	(TARGET_C): New define.
	* c-lex.c: Include "target.h".
	(interpret_float): Use targetm.c.mode_for_suffix to determine
	the mode for a given non-standard suffix.
	Makefile.in (c-lex.o): Depend on $(TARGET_H).

	* config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
	(TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.

	* doc/extend.texi (Floating Types): New node.  Document __float80 and
	__float128 types.  Document 'w', 'W', 'q' and 'Q' suffixes.

testsuite/ChangeLog:

	* gcc.dg/const-float80.c : New test.
	* gcc.dg/const-float128.c : New test.
	* gcc.dg/const-float80-ped.c : New test.
	* gcc.dg/const-float128-ped.c : New test.

From-SVN: r126244
2007-07-03 07:53:58 +02:00