gentoo-overlay/dev-libs/gobject-introspection/files/gobject-introspection-1.34.2-better-traceback.patch

From 3e452d88e285531f78707de9a0326649d537e59f Mon Sep 17 00:00:00 2001
From: Alexandre Rostovtsev <tetromino@gentoo.org>
Date: Sat, 29 Dec 2012 05:22:08 -0500
Subject: [PATCH] scanner: add filename/line to the backtrace if
 parse_comment_block() raised an exception

In most cases, such exceptions are caused by gtk-doc syntax errors in
annotations, and developers want to see which annotation made g-ir-scanner
crash.

https://bugzilla.gnome.org/show_bug.cgi?id=690850
---
 giscanner/annotationparser.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/giscanner/annotationparser.py b/giscanner/annotationparser.py
index f545590..f33e956 100644
--- a/giscanner/annotationparser.py
+++ b/giscanner/annotationparser.py
@@ -24,6 +24,7 @@
 
 
 import re
+import traceback
 
 from . import message
 from .odict import odict
@@ -766,7 +767,11 @@ class AnnotationParser(object):
         comment_blocks = {}
 
         for comment in comments:
-            comment_block = self.parse_comment_block(comment)
+            try:
+                comment_block = self.parse_comment_block(comment)
+            except:
+                message.fatal("error when parsing comment block\n%s" % traceback.format_exc(),
+                              message.Position(comment[1], comment[2]))
 
             if comment_block is not None:
                 # Note: previous versions of this parser did not check
-- 
1.8.0.2