[gnome-builder] build: remove -lstdc++

[Christian Hergert <chergert src gnome org>]

commit 6ef1eb25198b15bc9f50c6c2e09c1c26d4baf9f2
Author: Ting-Wei Lan <lantw src gnome org>
Date:   Sun Mar 29 02:24:11 2015 +0800

    build: remove -lstdc++
    
    It is not required to explicitly link to libstdc++, and it can cause
    problems on systems not using and libstdc++.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=747187

 Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index c24007f..d59bd1c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,7 +6,7 @@ include build/autotools/automake/AutomakeDocs.mk
 ACLOCAL_AMFLAGS = -I build/autotools/m4 ${ACLOCAL_FLAGS}
 
 AM_CPPFLAGS =
-AM_LDFLAGS = -lstdc++
+AM_LDFLAGS =
 
 include libide/Makefile.am
 include src/gnome-builder.mk