diff mbox series

[04/12] Enable extra global compiler warnings

Message ID 20211112154201.78217-4-cgzones@googlemail.com (mailing list archive)
State Accepted
Headers show
Series [01/12] checkpolicy: use correct unsigned format specifiers | expand

Commit Message

Christian Göttsche Nov. 12, 2021, 3:41 p.m. UTC 
Enable some extra compiler warnings in the global Makefile. These are
supported by GCC and Clang. The global Makefile is almost solely used by
developers and the CI, so the interaction with the preexisting -Werror
flag is desirable.

Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
---
 Makefile | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/Makefile b/Makefile
index 298cd2b7..215e313e 100644
--- a/Makefile
+++ b/Makefile
@@ -9,8 +9,12 @@  ifeq ($(DEBUG),1)
 	export LDFLAGS = -g
 else
 	export CFLAGS ?= -O2 -Werror -Wall -Wextra \
+		-Wfloat-equal \
+		-Wformat=2 \
+		-Winit-self \
 		-Wmissing-format-attribute \
 		-Wmissing-noreturn \
+		-Wnull-dereference \
 		-Wpointer-arith \
 		-Wshadow \
 		-Wstrict-prototypes \