Mass rename `explicit' -> `explicit_loc'.

BuildBot reminded me that "explicit" is a reserved keyword in C++.
This patch simply renames all the (illegal) uses of "explicit". This should
fix the build errors with --enable-build-with-cxx bots.

gdb/ChangeLog

	* break-catch-throw.c (re_set_exception_catchpoint) Rename
	reserved C++ keyword "explicit" to "explicit_loc".
	* breakpoint.c (create_overlay_event_breakpoint)
	(create_longjmp_master_breakpoint)
	(create_std_terminate_master_breakpoint)
	(create_exception_master_breakpoint, update_static_tracepoint):
	Rename reserved C++ keyword "explicit" to "explicit_loc".
	* completer.c (collect_explicit_location_matches)
	(explicit_location_completer): Rename reserved C++ keyword
	"explicit" to "explicit_loc".
	* linespec.c (struct linespec) <explicit>: Rename to "explicit_loc".
	(canonicalize_linespec, create_sals_line_offset)
	(convert_linespec_to_sals, convert_explicit_location_to_sals)
	(event_location_to_sals, decode_objc): Rename reserved C++ keyword
	"explicit" to "explicit_loc".
	* location.c (struct event_location) <explicit>: Rename to
	"explicit_loc".
	(initialize_explicit_location, new_explicit_location)
	(explicit_location_to_string_internal, explicit_location_to_linespec):
	Rename reserved C++ keyword "explicit" to "explicit_loc".
	* location.h (explicit_location_to_string)
	(explicit_location_to_linespec, initialize_explicit_location)
	(new_explicit_location): Rename reserved C++ keyword "explicit"
	to "explicit_loc".
	* mi/mi-cmd-break.c (mi_cmd_break_insert_1): Rename reserved C++
	keyword "explicit" to "explicit_loc".

1 files changed, 15 insertions, 13 deletions

diff --git a/gdb/completer.c b/gdb/completer.c
index 7fc27b1..821f882 100644
--- a/gdb/completer.c
+++ b/gdb/completer.c
@@ -358,14 +358,15 @@ collect_explicit_location_matches (struct event_location *location,
 				   const char *word)
 {
   VEC (char_ptr) *matches = NULL;
-  const struct explicit_location *explicit = get_explicit_location (location);
+  const struct explicit_location *explicit_loc
+    = get_explicit_location (location);
 
   switch (what)
     {
     case MATCH_SOURCE:
       {
-	const char *text = (explicit->source_filename == NULL
-			    ? "" : explicit->source_filename);
+	const char *text = (explicit_loc->source_filename == NULL
+			    ? "" : explicit_loc->source_filename);
 
 	matches = make_source_files_completion_list (text, word);
       }
@@ -373,14 +374,14 @@ collect_explicit_location_matches (struct event_location *location,
 
     case MATCH_FUNCTION:
       {
-	const char *text = (explicit->function_name == NULL
-			    ? "" : explicit->function_name);
+	const char *text = (explicit_loc->function_name == NULL
+			    ? "" : explicit_loc->function_name);
 
-	if (explicit->source_filename != NULL)
+	if (explicit_loc->source_filename != NULL)
 	  {
-	    matches
-	      = make_file_symbol_completion_list (text, word,
-						  explicit->source_filename);
+	    const char *filename = explicit_loc->source_filename;
+
+	    matches = make_file_symbol_completion_list (text, word, filename);
 	  }
 	else
 	  matches = make_symbol_completion_list (text, word);
@@ -451,7 +452,8 @@ explicit_location_completer (struct cmd_list_element *ignore,
       size_t len, offset;
       const char *new_word, *end;
       enum explicit_location_match_type what;
-      struct explicit_location *explicit = get_explicit_location (location);
+      struct explicit_location *explicit_loc
+	= get_explicit_location (location);
 
       /* Backup P to the previous word, which should be the option
 	 the user is attempting to complete.  */
@@ -463,17 +465,17 @@ explicit_location_completer (struct cmd_list_element *ignore,
       if (strncmp (p, "-source", len) == 0)
 	{
 	  what = MATCH_SOURCE;
-	  new_word = explicit->source_filename + offset;
+	  new_word = explicit_loc->source_filename + offset;
 	}
       else if (strncmp (p, "-function", len) == 0)
 	{
 	  what = MATCH_FUNCTION;
-	  new_word = explicit->function_name + offset;
+	  new_word = explicit_loc->function_name + offset;
 	}
       else if (strncmp (p, "-label", len) == 0)
 	{
 	  what = MATCH_LABEL;
-	  new_word = explicit->label_name + offset;
+	  new_word = explicit_loc->label_name + offset;
 	}
       else
 	{