Use release mode, unless extconf.rb is called with --enable-debug,

so that all FXTRACE() and FXASSERT() calls are skiped, per default.

This should improve performance.

History.txt

 === 1.6.32 / unreleased
 
 * Avoid call to rb_class2name() during GC. Fixes #21
+* Use release mode, unless extconf.rb is called with --enable-debug,
+  so that all FXTRACE() and FXASSERT() calls are skiped, per default.
 
 === 1.6.31 / 2015-07-21
 

ext/fox16_c/extconf.rb

@@ -230,6 +230,7 @@ def do_rake_compiler_setup
         "--without-x",
         "--enable-shared",
         "--disable-static",
+        enable_config("debug") ? "--enable-debug" : "--enable-release",
         ]
       class << recipe
         def compile
@@ -390,6 +391,10 @@ unless enable_config("win32-cross")
   end
 end
 
+unless enable_config("debug")
+  $CPPFLAGS += " -DNDEBUG"
+end
+
 # Platform-specific modifications
 do_rake_compiler_setup