From 54a40903e3d7e40854952dbdf9d4eff009680bb3 Mon Sep 17 00:00:00 2001
From: tron <tron@openttd.org>
Date: Thu, 10 Mar 2005 15:23:13 +0000
Subject: [PATCH] (svn r1983) Introduce multiple compile time debug levels

---
 Makefile | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 0aabb95e01..7146f82947 100644
--- a/Makefile
+++ b/Makefile
@@ -286,7 +286,15 @@ ifeq ($(shell if test $(CC_VERSION) -ge 34; then echo true; fi), true)
 endif
 
 ifdef DEBUG
-  CFLAGS += -g -fno-inline -D_DEBUG
+  ifeq ($(shell expr $(DEBUG) \>= 1), 1)
+    CFLAGS += -g -D_DEBUG
+  endif
+  ifeq ($(shell expr $(DEBUG) \>= 2), 1)
+    CFLAGS += -fno-inline
+  endif
+  ifeq ($(shell expr $(DEBUG) \>= 3), 1)
+    CFLAGS += -O0
+  endif
 endif
 
 ifdef PROFILE