use -D_GLIBCXX_DEBUG if optimize not set.

diff --git a/stepmake/aclocal.m4 b/stepmake/aclocal.m4
index 813b8309775e6c9f7b0fa021b305a336473cb0fb..4cc525ea2a6b18e4ba6d4e98efa01b01b07ee5dd 100644 (file)
--- a/stepmake/aclocal.m4
+++ b/stepmake/aclocal.m4
@@ -194,6 +194,8 @@ AC_DEFUN(STEPMAKE_COMPILE, [
        AC_DEFINE(NDEBUG)
        DEFINES="$DEFINES -DNDEBUG"
        OPTIMIZE=" -O2 -finline-functions"
+    else
+        DEFINES="$DEFINES -D_GLIBCXX_DEBUG"
     fi
 
     if test $profile_b = yes; then