* c-common.c (truthvalue_conversion): Protect side effects in the
expression when splitting a complex value.
* fold-const.c (fold): Likewise.
From-SVN: r20580
* c-common.c (check_format_info): Put back check for C9x `hh'
length modifier. Warn about %n format writing into const. Remove
obsolete comment.
(format_char_info): Fix comments.
From-SVN: r20207
Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
* configure.in (extra_c_objs): add prefix.o.
(extra_cxx_objs): extra objects for C++ with cpplib.
* configure: Regenerate.
* c-tree.h: (get_directive_line): Different prototype for cpplib.
(GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
* c-lex.h: (get_directive_line): Not needed here for cpplib.
* c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
(GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
* c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
(yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
From-SVN: r19926
* Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
(c-lex.o): Depend on output.h.
(c-common.o): Likewise.
(stmt.o): Likewise.
(calls.o): Likewise.
(integrate.o): Depend on toplev.h.
(regclass.o): Depend on output.h.
(final.o): Depend on reload.h.
* c-common.c: Include output.h.
(check_format_info): Remove unused variable `integral_format'.
* c-decl.c (print_lang_decl): Mark parameters `file', `node' and
`indent' with ATTRIBUTE_UNUSED.
(print_lang_type): Likewise.
(maybe_build_cleanup): Likewise for parameter `decl'.
(copy_lang_decl): Likewise for parameter `node'.
* c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
(lang_print_xnode): Mark parameters `file', `node' and `indent'
with ATTRIBUTE_UNUSED.
(lookup_interface): Likewise for parameter `arg'.
(is_class_name): Likewise.
(maybe_objc_check_decl): Likewise for parameter `decl'.
(maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
`reflexive'.
(maybe_objc_method_name): Likewise for parameter `decl'.
(build_objc_string): Likewise for parameters `len' and `str'.
* c-lex.c: Include output.h.
* c-lex.h (position_after_white_space): Correct typo in prototype.
* c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
c_expand_end_cond, init_iterators): Add prototypes.
* caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
with ATTRIBUTE_UNUSED.
* calls.c: Include output.h.
* cccp.c (pipe_closed): Mark parameter `signo' with
ATTRIBUTE_UNUSED.
* combine.c: Move inclusion of expr.h to after insn-config.h.
* iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
as empty, rather define as ((void)0).
* sparc.c (sparc_check_64): Add braces around ambiguous `else'.
Add parentheses around assignment used as truth value.
* cplus-dem.c (squangle_mop_up): Change return type to void.
(internal_cplus_demangle): Remove unused parameter `options'.
All callers changed.
(cplus_demangle_opname): Remove function wide variable `int i' and
replace with `size_t i' at each location where it is used.
(cplus_demangle_opname): change type of `i' from int to size_t.
* cppexp.c (right_shift): Mark parameter `pfile' with
ATTRIBUTE_UNUSED.
* cpphash.c (cpp_lookup): Likewise.
(cpp_hash_cleanup): Likewise.
* cpplib.c (parse_name): Add a prototype and make it static.
(null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
(null_cleanup): Likewise for parameters `pbuf' and `pfile'.
(macro_cleanup): Likewise for parameter `pfile'.
(file_cleanup): Likewise.
* cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
* crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
__DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
* cse.c (cse_check_loop_start): Mark parameter `set' with
ATTRIBUTE_UNUSED.
* dbxout.c (flag_minimal_debug, have_used_extensions,
source_label_number): Move inside macro wrapper check against
defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
* dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
* except.h (doing_eh): Provide prototype.
* expr.c: Move inclusion of expr.h to after insn-config.h.
* final.c: Include reload.h.
(shorten_branches): Cast the first argument of bzero to char *.
* fix-header.c (cpp_print_containing_files): Mark parameter
`pfile' with ATTRIBUTE_UNUSED.
(cpp_fatal): Likewise.
* flow.c (find_basic_blocks_1): Cast the first argument of bzero
to char *.
* genattrtab.c (make_length_attrs): Change the type of variable
`i' from int to size_t.
(zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
(one_fn): Likewise.
* genextract.c (main): When generating insn-extract.c, mark
variable `junk' with ATTRIBUTE_UNUSED.
* gengenrtl.c (gencode): When generating genrtl.c, cast the first
argument of bzero to char*.
* integrate.c: Include toplev.h.
* libgcc2.c: Wrap `struct exception_table' and
`find_exception_handler' in macro DWARF2_UNWIND_INFO.
* objc/Make-lang.in (objc-act.o): Depend on toplev.h.
* objc/objc-act.c: Include toplev.h.
(lang_print_xnode): Mark parameters `file', `node' and `indent'
with ATTRIBUTE_UNUSED.
(finish_protocol): Likewise for parameter `protocol'.
* output.h (declare_weak): Add prototype.
(decode_reg_name): Don't wrap with TREE_CODE macro.
(assemble_alias): Add prototype.
* regclass.c: Include output.h.
* reload.h (reloads_conflict): Add prototype.
* rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
output_func_start_profiler): Add prototypes.
* rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
ATTRIBUTE_UNUSED.
* scan-decls.c: Include scan.h.
* scan.h (recognized_function, recognized_extern): Add prototypes.
* stmt.c: Include output.h.
* toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
(output_lang_identify): Hide prototype and definition.
(float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
(pipe_closed): Likewise.
* toplev.h (count_error, strip_off_ending, error_for_asm,
warning_for_asm): Add prototypes.
From-SVN: r19712
* c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
accept 'a' flag. 'S' does accept 'a' flag.
(check_format_info): When pedantic, warn for m/C/S/a/A formats,
and `a' flag.
From-SVN: r19545
1998-04-15 Mark Mitchell <mmitchell@usa.net>
* c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
the length of an array, not TREE_TYPE.
From-SVN: r19233
* c-common.c (decl_attributes, record_function_format,
check_format_info, init_function_format_info):
Add support for strftime format checking.
(enum format_type): New type.
(record_function_format): Now static, and takes value of type
enum format_type instead of int.
(time_char_table): New constant.
(struct function_format_info): format_type member renamed from is_scan.
(check_format_info): Use `warning' rather than sprintf followed by
`warning', to avoid mishandling `%' in warnings.
Change `pedwarn' to `warning', since these warnings do not necessarily
mean the program does not conform to the C Standard, as the code
need not be executed.
* c-tree.h (record_function_format): Remove decl; no longer extern.
* extend.texi: Add documentation for strftime format checking.
From-SVN: r19151
* c-common.c (check_format_info): Initialize type, is_type. New local
integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
when pedantic if used with integral format specifier.
From-SVN: r18827
* c-common.c (c_expand_start_cond, c_expand_end_cond,
c_expand_start_else): Don't warn about non-ambiguous else even if
braces are missing.
From-SVN: r18055
(c_build_type_variant): Don't futz with main type variant of array
since C Standard requires main type variant of array-of-const also be
array-of-const.
From-SVN: r14195
(init_attribute): Initialize it.
(decl_attributes, case A_FORMAT): Clean up error messages.
(decl_attributes, case A_FORMAT_ARG): New case.
(struct international_format_info): New structure and typedef.
(international_format_list): New variable.
(record_international_format): New function.
(init_format_info): Call it for gettext, dcgettext, and dcgettext.
(check_format_info): See if format arg is call to internationalization
function.
From-SVN: r12241
* c-lex.c (check_newline): Pass character after `#pragma' to
HANDLE_PRAGMA. Don't call get_directive_line if at end of line.
* c-common.c (get_directive_line): Watch for EOF.
* h8300/h8300.h (HANDLE_PRAGMA): New argument `c'.
Must issue `return' now.
* i960/i960.h (HANDLE_PRAGMA): Likewise.
* sh/sh.h (HANDLE_PRAGMA): Likewise.
* nextstep.h (HANDLE_PRAGMA): Likewise.
* h8300/h8300.c (handle_pragma): New argument `ch'.
Simplify pragma processing. Delete support for `#pragma section'.
* i960/i960.c (process_pragma): New argument `c'. Change result to
terminating character.
* nextstep.c (handle_pragma): Likewise.
* sh/sh.c (handle_pragma): Likewise. Also simplified.
From-SVN: r10999
Fix unrecognized mode warning. Make string comparisons consistent.
Support machine attributes with arguments. Make noreturn/volatile
warnings consistent with others.
From-SVN: r8757
(decl_attributes): Move the attribute recognition and rejection here from
c-parse.in.
(decl_attributes): Use VALID_MACHINE_ATTRIBUTE macro.
From-SVN: r7256
(decl_attribute): Verify that alignment and format argument numbers are all
integer constants.
Continue on to next attribute if one is in error.
From-SVN: r6300
(scan_char_table): With s, c and [, allow `a' flag.
(print_char_table): Accept Z and m codes.
(check_format_info): Handle the `a' flag.
From-SVN: r6258
(check_format_info): When we have INTEGER_TYPEs, save result of
signed_type or unsigned_type for later comparison with the various
forms of char types.
From-SVN: r6146
(decl_attributes): Call record_function_format with DECL_NAME and also
DECL_ASSEMBLER_NAME.
(struct format_char_info): Moved here from c-typeck.c.
(print_char_table): Likewise; renamed from print_table.
(scan_char_table): Likewise; renamed from scan_table.
(struct function_format_info): Likewise; add assembler_name.
(function_format_list): Make list, not array.
(init_function_format_info): Likewise; renamed from init_format_info_table.
(record_function_format): Likewise; renamed from record_format_info;
record assembler_name.
(check_format_info): Likewise; renamed from check_format.
(check_function_format): New interface that does not require knowledge of
struct function_format_info.
From-SVN: r5607
(declare_hidden_char_array): New function to
factor out duplicate code in declare_function_name.
Don't set DECL_EXTERNAL (which is illegal without TREE_PUBLIC)
to prevent output; instead, set TREE_ASM_WRITTEN.
(declare_function_name): Use declare_hidden_char_array.
From-SVN: r5161
convert_and_check): Distinguish between TREE_OVERFLOW, which is just
for warnings, and TREE_CONSTANT_OVERFLOW, which is for required
pedantic diagnostics.
From-SVN: r4827
(decl_attributes, format case): Error if num_arg does
not point to a string type argument, or if first_arg_num not the
anonymous argument.
From-SVN: r4032
* c-common.c (c_build_type_variant): Moved here from c-decl.c.
Redirected the TYPE_MAIN_VARIANT to the "real" main variant.
Build the possibly new array type on the permanent obstack if it
the original type was permanent.
(permanent_obstack): Added extern declaration.
From-SVN: r3388
> (declare_function_name): For __FUNCTION__ and __PRETTY_FUNCTION__,
set DECL_IN_SYSTEM_HEADER instead of TREE_USED to supress `unused' warnings.
From-SVN: r1491
