diff -r b7e415d8bcdd -r 1e8592657a01 osx.mk
--- a/osx.mk	Sun Jun 24 12:44:05 2018 +0200
+++ b/osx.mk	Thu Jun 28 16:52:54 2018 +0200
@@ -31,7 +31,7 @@
 AR = ar
 RM = rm
 
-CFLAGS  = -O2 -c -Wno-deprecated -Wno-format
+CFLAGS  = -g -c -Wno-deprecated -Wno-format
 COFLAGS = -o
 LDFLAGS = 
 LOFLAGS = -o