From c621359122c0b86f917407c6c544d51c4b49cd1b Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Wed, 23 Mar 2011 16:32:42 -0400
Subject: [PATCH] Add comment to configure.in to explain gc-sections test logic

(Basically, we need access to conftest.err for the test to work properly.)
---
 configure.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/configure.in b/configure.in
index 340d9d23..2cc091bc 100644
--- a/configure.in
+++ b/configure.in
@@ -706,6 +706,9 @@ if test "$GCC" = yes && test "$enable_function_sections" = yes ; then
 		    ]]
 		)],
 		[
+                    dnl We have to do this invocation manually so that we can
+                    dnl get the output of conftest.err to make sure it doesn't
+                    dnl mention gc-sections.
 		    if test "X$cross_compiling" = "Xyes" || grep gc-sections conftest.err ; then
 			libevent_cv_gc_sections_runs=no
 		    else
-- 
2.40.0