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ubsan: remove cc-option test for UBSAN_TRAP

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-fsanitize-undefined-trap-on-error has been supported since GCC 5.1 and
Clang 3.2.  The minimum supported version of these according to
Documentation/process/changes.rst is 5.1 and 11.0.0 respectively. Drop
this cc-option check.

Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20230407215406.768464-1-ndesaulniers@google.com
This commit is contained in:
Nick Desaulniers 2023-04-07 14:54:06 -07:00 committed by Kees Cook
parent 55c84a5cf2
commit 08e4044243
1 changed files with 0 additions and 1 deletions
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lib/Kconfig.ubsan
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@ -15,7 +15,6 @@ if UBSAN
config UBSAN_TRAP config UBSAN_TRAP
bool "On Sanitizer warnings, abort the running kernel code" bool "On Sanitizer warnings, abort the running kernel code"
depends on !COMPILE_TEST depends on !COMPILE_TEST
depends on $(cc-option, -fsanitize-undefined-trap-on-error)
help help
Building kernels with Sanitizer features enabled tends to grow Building kernels with Sanitizer features enabled tends to grow
the kernel size by around 5%, due to adding all the debugging the kernel size by around 5%, due to adding all the debugging