From d03eabd52010b25e7a53c832792338ebe6ce2ead Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 6 May 2014 08:54:36 +0000
Subject: eval.c: method name

* eval.c (setup_exception): add the method name to system stack
  error message.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45840 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 eval.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'eval.c')

diff --git a/eval.c b/eval.c
index 35397c2741..a7c5322567 100644
--- a/eval.c
+++ b/eval.c
@@ -487,7 +487,12 @@ setup_exception(rb_thread_t *th, int tag, volatile VALUE mesg, VALUE cause)
     if (file) line = rb_sourceline();
     if (file && !NIL_P(mesg)) {
 	if (mesg == sysstack_error) {
+	    ID func = rb_frame_this_func();
 	    at = rb_enc_sprintf(rb_usascii_encoding(), "%s:%d", file, line);
+	    if (func) {
+		VALUE name = rb_id2str(func);
+		if (name) rb_str_catf(at, ":in `%"PRIsVALUE"'", name);
+	    }
 	    at = rb_ary_new3(1, at);
 	    rb_iv_set(mesg, "bt", at);
 	}
-- 
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