Eliminate source_location in favor of location_t

Historically GCC used location_t, while libcpp used source_location.

This inconsistency has been annoying me for a while, so this patch
removes source_location in favor of location_t throughout
(as the latter is shorter).

gcc/ChangeLog:
	* builtins.c: Replace "source_location" with "location_t".
	* diagnostic-show-locus.c: Likewise.
	* diagnostic.c: Likewise.
	* dumpfile.c: Likewise.
	* gcc-rich-location.h: Likewise.
	* genmatch.c: Likewise.
	* gimple.h: Likewise.
	* gimplify.c: Likewise.
	* input.c: Likewise.
	* input.h: Likewise.  Eliminate the typedef.
	* omp-expand.c: Likewise.
	* selftest.h: Likewise.
	* substring-locations.h (get_source_location_for_substring):
	Rename to..
	(get_location_within_string): ...this.
	* tree-cfg.c: Replace "source_location" with "location_t".
	* tree-cfgcleanup.c: Likewise.
	* tree-diagnostic.c: Likewise.
	* tree-into-ssa.c: Likewise.
	* tree-outof-ssa.c: Likewise.
	* tree-parloops.c: Likewise.
	* tree-phinodes.c: Likewise.
	* tree-phinodes.h: Likewise.
	* tree-ssa-loop-ivopts.c: Likewise.
	* tree-ssa-loop-manip.c: Likewise.
	* tree-ssa-phiopt.c: Likewise.
	* tree-ssa-phiprop.c: Likewise.
	* tree-ssa-threadupdate.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-ssa.h: Likewise.
	* tree-vect-loop-manip.c: Likewise.

gcc/c-family/ChangeLog:
	* c-common.c (c_get_substring_location): Update for renaming of
	get_source_location_for_substring to get_location_within_string.
	* c-lex.c: Replace "source_location" with "location_t".
	* c-opts.c: Likewise.
	* c-ppoutput.c: Likewise.

gcc/c/ChangeLog:
	* c-decl.c: Replace "source_location" with "location_t".
	* c-tree.h: Likewise.
	* c-typeck.c: Likewise.
	* gimple-parser.c: Likewise.

gcc/cp/ChangeLog:
	* call.c: Replace "source_location" with "location_t".
	* cp-tree.h: Likewise.
	* cvt.c: Likewise.
	* name-lookup.c: Likewise.
	* parser.c: Likewise.
	* typeck.c: Likewise.

gcc/fortran/ChangeLog:
	* cpp.c: Replace "source_location" with "location_t".
	* gfortran.h: Likewise.

gcc/go/ChangeLog:
	* go-gcc-diagnostics.cc: Replace "source_location" with "location_t".
	* go-gcc.cc: Likewise.
	* go-linemap.cc: Likewise.
	* go-location.h: Likewise.
	* gofrontend/README: Likewise.

gcc/jit/ChangeLog:
	* jit-playback.c: Replace "source_location" with "location_t".

gcc/testsuite/ChangeLog:
	* g++.dg/plugin/comment_plugin.c: Replace "source_location" with
	"location_t".
	* gcc.dg/plugin/diagnostic_plugin_test_show_locus.c: Likewise.

libcc1/ChangeLog:
	* libcc1plugin.cc: Replace "source_location" with "location_t".
	(plugin_context::get_source_location): Rename to...
	(plugin_context::get_location_t): ...this.
	* libcp1plugin.cc: Likewise.

libcpp/ChangeLog:
	* charset.c: Replace "source_location" with "location_t".
	* directives-only.c: Likewise.
	* directives.c: Likewise.
	* errors.c: Likewise.
	* expr.c: Likewise.
	* files.c: Likewise.
	* include/cpplib.h: Likewise.  Rename MAX_SOURCE_LOCATION to
	MAX_LOCATION_T.
	* include/line-map.h: Likewise.
	* init.c: Likewise.
	* internal.h: Likewise.
	* lex.c: Likewise.
	* line-map.c: Likewise.
	* location-example.txt: Likewise.
	* macro.c: Likewise.
	* pch.c: Likewise.
	* traditional.c: Likewise.

From-SVN: r266085

1 files changed, 7 insertions, 11 deletions

diff --git a/gcc/input.h b/gcc/input.h
index e5d5a09..1f766f3 100644
--- a/gcc/input.h
+++ b/gcc/input.h
@@ -27,17 +27,17 @@ extern GTY(()) struct line_maps *line_table;
 extern GTY(()) struct line_maps *saved_line_table;
 
 /* A value which will never be used to represent a real location.  */
-#define UNKNOWN_LOCATION ((source_location) 0)
+#define UNKNOWN_LOCATION ((location_t) 0)
 
 /* The location for declarations in "<built-in>" */
-#define BUILTINS_LOCATION ((source_location) 1)
+#define BUILTINS_LOCATION ((location_t) 1)
 
 /* line-map.c reserves RESERVED_LOCATION_COUNT to the user.  Ensure
    both UNKNOWN_LOCATION and BUILTINS_LOCATION fit into that.  */
 STATIC_ASSERT (BUILTINS_LOCATION < RESERVED_LOCATION_COUNT);
 
-extern bool is_location_from_builtin_token (source_location);
-extern expanded_location expand_location (source_location);
+extern bool is_location_from_builtin_token (location_t);
+extern expanded_location expand_location (location_t);
 
 /* A class capturing the bounds of a buffer, to allow for run-time
    bounds-checking in a checked build.  */
@@ -86,15 +86,11 @@ extern char_span location_get_source_line (const char *file_path, int line);
 
 extern bool location_missing_trailing_newline (const char *file_path);
 extern expanded_location
-expand_location_to_spelling_point (source_location,
+expand_location_to_spelling_point (location_t,
 				   enum location_aspect aspect
 				     = LOCATION_ASPECT_CARET);
-extern source_location expansion_point_location_if_in_system_header (source_location);
-extern source_location expansion_point_location (source_location);
-
-/* Historically GCC used location_t, while cpp used source_location.
-   This could be removed but it hardly seems worth the effort.  */
-typedef source_location location_t;
+extern location_t expansion_point_location_if_in_system_header (location_t);
+extern location_t expansion_point_location (location_t);
 
 extern location_t input_location;