Come up with startswith function.

gcc/ada/ChangeLog:

	* gcc-interface/utils.c (def_builtin_1): Use startswith
	function instead of strncmp.

gcc/analyzer/ChangeLog:

	* sm-file.cc (is_file_using_fn_p): Use startswith
	function instead of strncmp.

gcc/ChangeLog:

	* builtins.c (is_builtin_name): Use startswith
	function instead of strncmp.
	* collect2.c (main): Likewise.
	(has_lto_section): Likewise.
	(scan_libraries): Likewise.
	* coverage.c (coverage_checksum_string): Likewise.
	(coverage_init): Likewise.
	* dwarf2out.c (is_cxx): Likewise.
	(gen_compile_unit_die): Likewise.
	* gcc-ar.c (main): Likewise.
	* gcc.c (init_spec): Likewise.
	(read_specs): Likewise.
	(execute): Likewise.
	(check_live_switch): Likewise.
	* genattrtab.c (write_attr_case): Likewise.
	(IS_ATTR_GROUP): Likewise.
	* gencfn-macros.c (main): Likewise.
	* gengtype.c (type_for_name): Likewise.
	(gen_rtx_next): Likewise.
	(get_file_langdir): Likewise.
	(write_local): Likewise.
	* genmatch.c (get_operator): Likewise.
	(get_operand_type): Likewise.
	(expr::gen_transform): Likewise.
	* genoutput.c (validate_optab_operands): Likewise.
	* incpath.c (add_sysroot_to_chain): Likewise.
	* langhooks.c (lang_GNU_C): Likewise.
	(lang_GNU_CXX): Likewise.
	(lang_GNU_Fortran): Likewise.
	(lang_GNU_OBJC): Likewise.
	* lto-wrapper.c (run_gcc): Likewise.
	* omp-general.c (omp_max_simt_vf): Likewise.
	* omp-low.c (omp_runtime_api_call): Likewise.
	* opts-common.c (parse_options_from_collect_gcc_options): Likewise.
	* read-rtl-function.c (function_reader::read_rtx_operand_r): Likewise.
	* real.c (real_from_string): Likewise.
	* selftest.c (assert_str_startswith): Likewise.
	* timevar.c (timer::validate_phases): Likewise.
	* tree.c (get_file_function_name): Likewise.
	* ubsan.c (ubsan_use_new_style_p): Likewise.
	* varasm.c (default_function_rodata_section): Likewise.
	(incorporeal_function_p): Likewise.
	(default_section_type_flags): Likewise.
	* system.h (startswith): Define startswith.

gcc/c-family/ChangeLog:

	* c-ada-spec.c (print_destructor): Use startswith
	function instead of strncmp.
	(dump_ada_declaration): Likewise.
	* c-common.c (disable_builtin_function): Likewise.
	(def_builtin_1): Likewise.
	* c-format.c (check_tokens): Likewise.
	(check_plain): Likewise.
	(convert_format_name_to_system_name): Likewise.

gcc/c/ChangeLog:

	* c-aux-info.c (affix_data_type): Use startswith
	function instead of strncmp.
	* c-typeck.c (build_function_call_vec): Likewise.
	* gimple-parser.c (c_parser_gimple_parse_bb_spec): Likewise.

gcc/cp/ChangeLog:

	* decl.c (duplicate_decls): Use startswith
	function instead of strncmp.
	(cxx_builtin_function): Likewise.
	(omp_declare_variant_finalize_one): Likewise.
	(grokfndecl): Likewise.
	* error.c (dump_decl_name): Likewise.
	* mangle.c (find_decomp_unqualified_name): Likewise.
	(write_guarded_var_name): Likewise.
	(decl_tls_wrapper_p): Likewise.
	* parser.c (cp_parser_simple_type_specifier): Likewise.
	(cp_parser_tx_qualifier_opt): Likewise.
	* pt.c (template_parm_object_p): Likewise.
	(dguide_name_p): Likewise.

gcc/d/ChangeLog:

	* d-builtins.cc (do_build_builtin_fn): Use startswith
	function instead of strncmp.
	* dmd/dinterpret.c (evaluateIfBuiltin): Likewise.
	* dmd/dmangle.c: Likewise.
	* dmd/hdrgen.c: Likewise.
	* dmd/identifier.c (Identifier::toHChars2): Likewise.

gcc/fortran/ChangeLog:

	* decl.c (variable_decl): Use startswith
	function instead of strncmp.
	(gfc_match_end): Likewise.
	* gfortran.h (gfc_str_startswith): Likewise.
	* module.c (load_omp_udrs): Likewise.
	(read_module): Likewise.
	* options.c (gfc_handle_runtime_check_option): Likewise.
	* primary.c (match_arg_list_function): Likewise.
	* trans-decl.c (gfc_get_symbol_decl): Likewise.
	* trans-expr.c (gfc_conv_procedure_call): Likewise.
	* trans-intrinsic.c (gfc_conv_ieee_arithmetic_function): Likewise.

gcc/go/ChangeLog:

	* gofrontend/runtime.cc (Runtime::name_to_code): Use startswith
	function instead of strncmp.

gcc/objc/ChangeLog:

	* objc-act.c (objc_string_ref_type_p): Use startswith
	function instead of strncmp.
	* objc-encoding.c (encode_type): Likewise.
	* objc-next-runtime-abi-02.c (has_load_impl): Likewise.

1 files changed, 7 insertions, 7 deletions

diff --git a/gcc/gcc.c b/gcc/gcc.c
index bd561ac..4c1a659 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -1906,7 +1906,7 @@ init_spec (void)
        when given the proper command line arguments.  */
     while (*p)
       {
-	if (in_sep && *p == '-' && strncmp (p, "-lgcc", 5) == 0)
+	if (in_sep && *p == '-' && startswith (p, "-lgcc"))
 	  {
 	    init_gcc_specs (&obstack,
 			    "-lgcc_s"
@@ -1929,7 +1929,7 @@ init_spec (void)
 	    p += 5;
 	    in_sep = 0;
 	  }
-	else if (in_sep && *p == 'l' && strncmp (p, "libgcc.a%s", 10) == 0)
+	else if (in_sep && *p == 'l' && startswith (p, "libgcc.a%s"))
 	  {
 	    /* Ug.  We don't know shared library extensions.  Hope that
 	       systems that use this form don't do shared libraries.  */
@@ -2384,7 +2384,7 @@ read_specs (const char *filename, bool main_p, bool user_p)
 	  /* Skip '\n'.  */
 	  p++;
 
-	  if (!strncmp (p1, "%include", sizeof ("%include") - 1)
+	  if (startswith (p1, "%include")
 	      && (p1[sizeof "%include" - 1] == ' '
 		  || p1[sizeof "%include" - 1] == '\t'))
 	    {
@@ -2405,7 +2405,7 @@ read_specs (const char *filename, bool main_p, bool user_p)
 	      read_specs (new_filename ? new_filename : p1, false, user_p);
 	      continue;
 	    }
-	  else if (!strncmp (p1, "%include_noerr", sizeof "%include_noerr" - 1)
+	  else if (startswith (p1, "%include_noerr")
 		   && (p1[sizeof "%include_noerr" - 1] == ' '
 		       || p1[sizeof "%include_noerr" - 1] == '\t'))
 	    {
@@ -2429,7 +2429,7 @@ read_specs (const char *filename, bool main_p, bool user_p)
 		fnotice (stderr, "could not find specs file %s\n", p1);
 	      continue;
 	    }
-	  else if (!strncmp (p1, "%rename", sizeof "%rename" - 1)
+	  else if (startswith (p1, "%rename")
 		   && (p1[sizeof "%rename" - 1] == ' '
 		       || p1[sizeof "%rename" - 1] == '\t'))
 	    {
@@ -3502,7 +3502,7 @@ execute (void)
 		&& WEXITSTATUS (status) == ICE_EXIT_CODE
 		&& i == 0
 		&& (p = strrchr (commands[0].argv[0], DIR_SEPARATOR))
-		&& ! strncmp (p + 1, "cc1", 3))
+		&& startswith (p + 1, "cc1"))
 	      try_generate_repro (commands[0].argv);
 	    if (WEXITSTATUS (status) > greatest_status)
 	      greatest_status = WEXITSTATUS (status);
@@ -7335,7 +7335,7 @@ check_live_switch (int switchnum, int prefix_length)
       break;
 
     case 'W':  case 'f':  case 'm': case 'g':
-      if (! strncmp (name + 1, "no-", 3))
+      if (startswith (name + 1, "no-"))
 	{
 	  /* We have Xno-YYY, search for XYYY.  */
 	  for (i = switchnum + 1; i < n_switches; i++)