[gnome-commander/get_rid_of_xml: 1/2] Ignore errors occuring from paranthesis warnings

[Uwe Scholz <uwescholz src gnome org>]

commit 56222dfaa612e4b5ce865fb941699a97bcc000fa
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Sun May 6 22:46:01 2018 +0200

    Ignore errors occuring from paranthesis warnings
    
    This was added as there occure warnings because of
    /usr/include/gtk-2.0/gtk/gtkfilechooserbutton.h.

 libgcmd/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgcmd/Makefile.am b/libgcmd/Makefile.am
index 5ace011..194798e 100644
--- a/libgcmd/Makefile.am
+++ b/libgcmd/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to produce Makefile.in
 
-AM_CXXFLAGS = $(WARN_CXXFLAGS)
+AM_CXXFLAGS = $(WARN_CXXFLAGS) -Werror=parentheses -Wno-parentheses
 AM_LDFLAGS = $(WARN_LDFLAGS)
 
 AM_CPPFLAGS = \