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-rw-r--r--include/mruby.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/mruby.h b/include/mruby.h
index d40dce6d9..bc6800e29 100644
--- a/include/mruby.h
+++ b/include/mruby.h
@@ -64,6 +64,13 @@
#endif
#include "mrbconf.h"
+
+#ifdef MRB_USE_FLOAT
+#define MRB_FLOAT_EPSILON FLT_EPSILON
+#else
+#define MRB_FLOAT_EPSILON DBL_EPSILON
+#endif
+
#include "mruby/common.h"
#include <mruby/value.h>
#include <mruby/gc.h>