Add -fdiagnostics-generate-patch

gcc/ChangeLog:
	* common.opt (fdiagnostics-generate-patch): New option.
	* diagnostic.c: Include "edit-context.h".
	(diagnostic_initialize): Initialize context->edit_context_ptr.
	(diagnostic_finish): Delete context->edit_context_ptr.
	(diagnostic_report_diagnostic): Add fix-it hints from the
	diagnostic to context->edit_context_ptr, if any.
	* diagnostic.h (class edit_context): Add forward decl.
	(struct diagnostic_context): Add field "edit_context_ptr".
	* doc/invoke.texi (Diagnostic Message Formatting Options): Add
	-fdiagnostics-generate-patch.
	(-fdiagnostics-generate-patch): New item.
	* toplev.c: Include "edit-context.h".
	(process_options): Set global_dc->edit_context_ptr to a new
	edit_context if the options need one.
	(toplev::main): Handle -fdiagnostics-generate-patch by using
	global_dc->edit_context_ptr.

gcc/testsuite/ChangeLog:
	* gcc.dg/plugin/diagnostic-test-show-locus-generate-patch.c: New
	test case.
	* gcc.dg/plugin/plugin.exp (plugin_test_list): Add
	diagnostic-test-show-locus-generate-patch.c to the sources
	for diagnostic_plugin_test_show_locus.c.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239965 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 11 insertions, 0 deletions

diff --git a/gcc/diagnostic.c b/gcc/diagnostic.c
index 47b4c79ebcc..46cdb629e8d 100644
--- a/gcc/diagnostic.c
+++ b/gcc/diagnostic.c
@@ -31,6 +31,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "backtrace.h"
 #include "diagnostic.h"
 #include "diagnostic-color.h"
+#include "edit-context.h"
 #include "selftest.h"
 
 #ifdef HAVE_TERMIOS_H
@@ -174,6 +175,7 @@ diagnostic_initialize (diagnostic_context *context, int n_opts)
   context->colorize_source_p = false;
   context->show_ruler_p = false;
   context->parseable_fixits_p = false;
+  context->edit_context_ptr = NULL;
 }
 
 /* Maybe initialize the color support. We require clients to do this
@@ -235,6 +237,12 @@ diagnostic_finish (diagnostic_context *context)
   context->printer->~pretty_printer ();
   XDELETE (context->printer);
   context->printer = NULL;
+
+  if (context->edit_context_ptr)
+    {
+      delete context->edit_context_ptr;
+      context->edit_context_ptr = NULL;
+    }
 }
 
 /* Initialize DIAGNOSTIC, where the message MSG has already been
@@ -943,6 +951,9 @@ diagnostic_report_diagnostic (diagnostic_context *context,
   diagnostic->message.format_spec = saved_format_spec;
   diagnostic->x_data = NULL;
 
+  if (context->edit_context_ptr)
+    context->edit_context_ptr->add_fixits (diagnostic->richloc);
+
   context->lock--;
 
   return true;