build: quiet warnings from util.c

* configure.ac (warnings): Add -Wno-overflow and -Wno-type-limits.

diff --git a/configure.ac b/configure.ac
index 6442ab64307a60919d2b5dcb648a27082bd1b857..7c9cda3855807f781b46c3b82b0ab33901f26bb4 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -102,6 +102,8 @@ if test "$gl_gcc_warnings" = yes; then
   gl_WARN_ADD([-Wno-sign-compare])     # Too many warnings for now
   gl_WARN_ADD([-Wno-pointer-sign])     # Too many warnings for now
   gl_WARN_ADD([-Wno-unused-parameter]) # Too many warnings for now
+  gl_WARN_ADD([-Wno-overflow])         # util.c
+  gl_WARN_ADD([-Wno-type-limits])      # util.c
 
   # In spite of excluding -Wlogical-op above, it is enabled, as of
   # gcc 4.5.0 20090517, and it provokes warnings in cat.c, dd.c, truncate.c