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Subject[PATCH v1] kbuild: enforce -Werror=return-type
Date
Catch errors which at least gcc tolerates by default:
warning: 'return' with no value, in function returning non-void [-Wreturn-type]

Signed-off-by: Olaf Hering <olaf@aepfle.de>
---
Makefile | 3 +++
1 file changed, 3 insertions(+)

diff --git a/Makefile b/Makefile
index f84d7e4ca0be..7b2e63e7be18 100644
--- a/Makefile
+++ b/Makefile
@@ -942,6 +942,9 @@ KBUILD_CFLAGS += $(call cc-option,-Werror=date-time)
# enforce correct pointer usage
KBUILD_CFLAGS += $(call cc-option,-Werror=incompatible-pointer-types)

+# enforce correct return type
+KBUILD_CFLAGS += $(call cc-option,-Werror=return-type)
+
# Require designated initializers for all marked structures
KBUILD_CFLAGS += $(call cc-option,-Werror=designated-init)

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