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c-decl.c (init_decl_processing): Don't call start_identifier_warnings.
* c-decl.c (init_decl_processing): Don't call start_identifier_warnings. * flags.h (warn_id_clash, id_clash_len): Remove. * stringpool.c: Don't include flags.h. (scan_for_clashes, do_identifier_warnings, start_identifier_warnings): Remove. * toplev.c (warn_id_clash, id_clash_len): Remove. (display_help): Don't document -Wid-clash. (decode_W_option): Print warning on -Wid-clash. * tree.h (start_identifier_warnings): Remove. * invoke.texi: Remove documentation of -Wid-clash. From-SVN: r42665
This commit is contained in:
Neil Booth
Neil Booth
parent
7b78a14a37
commit
84b7783609
@ -1,3 +1,17 @@
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2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
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* c-decl.c (init_decl_processing):
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Don't call start_identifier_warnings.
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* flags.h (warn_id_clash, id_clash_len): Remove.
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* stringpool.c: Don't include flags.h.
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(scan_for_clashes, do_identifier_warnings,
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start_identifier_warnings): Remove.
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* toplev.c (warn_id_clash, id_clash_len): Remove.
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(display_help): Don't document -Wid-clash.
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(decode_W_option): Print warning on -Wid-clash.
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* tree.h (start_identifier_warnings): Remove.
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* invoke.texi: Remove documentation of -Wid-clash.
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2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* fixinc/fixtests.c: Declare entries in ENV_TABLE.
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@ -3061,8 +3061,6 @@ init_decl_processing ()
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make_fname_decl = c_make_fname_decl;
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start_fname_decls ();
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start_identifier_warnings ();
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/* Prepare to check format strings against argument lists. */
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init_function_format_info ();
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@ -142,12 +142,6 @@ extern int warn_missing_noreturn;
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extern int warn_cast_align;
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/* Nonzero means warn about any identifiers that match in the first N
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characters. The value N is in `id_clash_len'. */
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extern int warn_id_clash;
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extern unsigned int id_clash_len;
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/* Nonzero means warn about any objects definitions whose size is larger
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than N bytes. Also want about function definitions whose returned
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values are larger than N bytes. The value N is in `larger_than_size'. */
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@ -208,7 +208,7 @@ in the following sections.
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-Wconversion -Wdisabled-optimization -Werror @gol
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-Wfloat-equal -Wformat -Wformat=2 @gol
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-Wformat-nonliteral -Wformat-security @gol
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-Wid-clash-@var{len} -Wimplicit -Wimplicit-int @gol
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-Wimplicit -Wimplicit-int @gol
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-Wimplicit-function-declaration @gol
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-Werror-implicit-function-declaration @gol
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-Wimport -Winline @gol
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@ -2232,11 +2232,6 @@ Warn if an undefined identifier is evaluated in an @samp{#if} directive.
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Warn whenever a local variable shadows another local variable, parameter or
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global variable or whenever a built-in function is shadowed.
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@item -Wid-clash-@var{len}
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Warn whenever two distinct identifiers match in the first @var{len}
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characters. This may help you prepare a program that will compile
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with certain obsolete, brain-damaged compilers.
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@item -Wlarger-than-@var{len}
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Warn whenever an object of larger than @var{len} bytes is defined.
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@ -32,7 +32,6 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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#include "ggc.h"
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#include "tree.h"
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#include "hashtable.h"
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#include "flags.h"
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#include "toplev.h"
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/* The "" allocated string. */
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@ -47,13 +46,10 @@ const char digit_vector[] = {
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struct ht *ident_hash;
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static struct obstack string_stack;
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static int do_identifier_warnings;
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static hashnode alloc_node PARAMS ((hash_table *));
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static int mark_ident PARAMS ((struct cpp_reader *, hashnode, const PTR));
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static void mark_ident_hash PARAMS ((void *));
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static int scan_for_clashes PARAMS ((struct cpp_reader *, hashnode,
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const char *));
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/* Initialize the string pool. */
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void
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@ -131,28 +127,6 @@ maybe_get_identifier (text)
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return NULL_TREE;
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}
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/* If this identifier is longer than the clash-warning length,
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do a brute force search of the entire table for clashes. */
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static int
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scan_for_clashes (pfile, h, text)
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struct cpp_reader *pfile ATTRIBUTE_UNUSED;
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hashnode h;
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const char *text;
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{
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tree node = HT_IDENT_TO_GCC_IDENT (h);
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if (IDENTIFIER_LENGTH (node) >= id_clash_len
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&& !memcmp (IDENTIFIER_POINTER (node), text, id_clash_len))
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{
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warning ("\"%s\" and \"%s\" identical in first %d characters",
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text, IDENTIFIER_POINTER (node), id_clash_len);
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return 0;
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}
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return 1;
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}
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/* Record the size of an identifier node for the language in use.
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SIZE is the total size in bytes.
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This is called by the language-specific files. This must be
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@ -166,15 +140,6 @@ set_identifier_size (size)
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= (size - sizeof (struct tree_common)) / sizeof (tree);
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}
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/* Enable warnings on similar identifiers (if requested).
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Done after the built-in identifiers are created. */
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void
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start_identifier_warnings ()
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{
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do_identifier_warnings = 1;
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}
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/* Report some basic statistics about the string pool. */
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void
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14
gcc/toplev.c
14
gcc/toplev.c
@ -1455,12 +1455,6 @@ int warn_return_type;
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int warn_cast_align;
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/* Nonzero means warn about any identifiers that match in the first N
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characters. The value N is in `id_clash_len'. */
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int warn_id_clash;
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unsigned int id_clash_len;
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/* Nonzero means warn about any objects definitions whose size is larger
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than N bytes. Also want about function definitions whose returned
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values are larger than N bytes. The value N is in `larger_than_size'. */
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@ -3905,7 +3899,6 @@ display_help ()
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}
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printf (_(" -Wunused Enable unused warnings\n"));
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printf (_(" -Wid-clash-<num> Warn if 2 identifiers have the same first <num> chars\n"));
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printf (_(" -Wlarger-than-<number> Warn if an object is larger than <number> bytes\n"));
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printf (_(" -p Enable function profiling\n"));
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#if defined (BLOCK_PROFILER) || defined (FUNCTION_BLOCK_PROFILER)
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@ -4239,12 +4232,7 @@ decode_W_option (arg)
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}
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if ((option_value = skip_leading_substring (arg, "id-clash-")))
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{
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id_clash_len = read_integral_parameter (option_value, arg - 2, -1);
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if (id_clash_len != -1)
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warn_id_clash = 1;
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}
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warning ("-Wid-clash-LEN is no longer supported");
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else if ((option_value = skip_leading_substring (arg, "larger-than-")))
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{
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larger_than_size = read_integral_parameter (option_value, arg - 2, -1);
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@ -2718,7 +2718,6 @@ extern void expand_function_start PARAMS ((tree, int));
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extern int real_onep PARAMS ((tree));
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extern int real_twop PARAMS ((tree));
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extern void start_identifier_warnings PARAMS ((void));
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extern void gcc_obstack_init PARAMS ((struct obstack *));
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extern void init_obstacks PARAMS ((void));
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extern void build_common_tree_nodes PARAMS ((int));
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