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Kees Cook
2d47c6956a
The use of -fsanitize=bounds on GCC will ignore some trailing arrays, leaving a gap in coverage. Switch to using -fsanitize=bounds-strict to match Clang's stricter behavior. Cc: Marco Elver <[email protected]> Cc: Masahiro Yamada <[email protected]> Cc: Nathan Chancellor <[email protected]> Cc: Nick Desaulniers <[email protected]> Cc: Nicolas Schier <[email protected]> Cc: Tom Rix <[email protected]> Cc: Josh Poimboeuf <[email protected]> Cc: Miroslav Benes <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Kees Cook <[email protected]> Link: https://lore.kernel.org/r/[email protected]
16 lines
779 B
Makefile
16 lines
779 B
Makefile
# SPDX-License-Identifier: GPL-2.0
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# Enable available and selected UBSAN features.
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ubsan-cflags-$(CONFIG_UBSAN_ALIGNMENT) += -fsanitize=alignment
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ubsan-cflags-$(CONFIG_UBSAN_BOUNDS_STRICT) += -fsanitize=bounds-strict
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ubsan-cflags-$(CONFIG_UBSAN_ARRAY_BOUNDS) += -fsanitize=array-bounds
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ubsan-cflags-$(CONFIG_UBSAN_LOCAL_BOUNDS) += -fsanitize=local-bounds
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ubsan-cflags-$(CONFIG_UBSAN_SHIFT) += -fsanitize=shift
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ubsan-cflags-$(CONFIG_UBSAN_DIV_ZERO) += -fsanitize=integer-divide-by-zero
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ubsan-cflags-$(CONFIG_UBSAN_UNREACHABLE) += -fsanitize=unreachable
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ubsan-cflags-$(CONFIG_UBSAN_BOOL) += -fsanitize=bool
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ubsan-cflags-$(CONFIG_UBSAN_ENUM) += -fsanitize=enum
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ubsan-cflags-$(CONFIG_UBSAN_TRAP) += -fsanitize-undefined-trap-on-error
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export CFLAGS_UBSAN := $(ubsan-cflags-y)
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