Make CFLAGS more strict

dscho · dscho · commit 75bd85e0d552 · 2011-06-04T15:36:30.000+02:00
This is a gcc-ism, but as we use gcc exclusively, we can use them.

Taken from one of Junio's mails. (Reminded to cherry-pick this patch
by one of Karsten Blees' mails.)

Signed-off-by: Johannes Schindelin &lt;johannes.schindelin@gmx.de&gt;
diff --git a/Makefile b/Makefile
@@ -271,7 +271,10 @@ endif
 
 # CFLAGS and LDFLAGS are for the users to override from the command line.
 
-CFLAGS = -g -O2 -Wall
+CFLAGS = -g -O2 -Wall -Werror \
+	-Wno-pointer-to-int-cast \
+	-Wold-style-definition \
+	-Wdeclaration-after-statement
 LDFLAGS =
 ALL_CFLAGS = $(CPPFLAGS) $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
