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| -rw-r--r-- | Makefile | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -953,6 +953,11 @@ KBUILD_CFLAGS += -Wvla # disable pointer signed / unsigned warnings in gcc 4.0 KBUILD_CFLAGS += -Wno-pointer-sign +# In order to make sure new function cast mismatches are not introduced +# in the kernel (to avoid tripping CFI checking), the kernel should be +# globally built with -Wcast-function-type. +KBUILD_CFLAGS += $(call cc-option, -Wcast-function-type) + # disable stringop warnings in gcc 8+ KBUILD_CFLAGS += $(call cc-disable-warning, stringop-truncation) |