From: Federico Ceratto <federico@debian.org>
Subject: Fix GCC warning

--- a/SConstruct
+++ b/SConstruct
@@ -30,7 +30,7 @@
     env.Append(CCFLAGS=['-fsanitize=address', '-fsanitize=undefined'],
                LIBS=['asan', 'ubsan'])
 
-env.Append(CFLAGS= '-Wall -std=gnu99 -Wno-unknown-pragmas',
+env.Append(CFLAGS= '-Wall -Wno-error=format-truncation= -std=gnu99 -Wno-unknown-pragmas',
            CXXFLAGS='-std=gnu++11 -Wall -Wno-narrowing '
                     '-Wno-unknown-pragmas -Wno-unused-function'
         )
