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configure: reset CFLAGS when testing for sanitizers

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Evgeny Grin (Karlson2k)
2021-09-07 12:25:25 +03:00
parent 12771c10bf
commit be630f9d6b
1 changed files with 3 additions and 2 deletions
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configure.ac
+3 -2
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@@ -2638,7 +2638,7 @@ AS_VAR_IF([enable_sanitizers], ["yes"],
AS_CASE(["$enabled_sanitizers"], [*undefined],
[
CFLAGS="${new_CFLAGS}"
AX_APPEND_COMPILE_FLAGS([-fsanitize=bounds-strict -fsanitize=local-bounds -fsanitize=implicit-conversion -fsanitize=nullability-arg],
AX_APPEND_LINK_FLAGS([-fsanitize=bounds-strict -fsanitize=local-bounds -fsanitize=implicit-conversion -fsanitize=nullability-arg],
[new_CFLAGS], [])
]
)
@@ -2655,17 +2655,18 @@ AS_VAR_IF([enable_sanitizers], ["yes"],
enabled_sanitizers="${enabled_sanitizers}${enabled_sanitizers:+, }leak"
]
)
AS_IF([test -z "${enabled_sanitizers}"],
[AC_MSG_ERROR([cannot find any sanitizer supported by $CC])])
AS_VAR_IF([mhd_cv_cc_sanitizer_address],["yes"],
[
new_CFLAGS="${new_CFLAGS} -D_FORTIFY_SOURCE=0"
CFLAGS="${new_CFLAGS}"
AX_APPEND_COMPILE_FLAGS([-Wp,-U_FORTIFY_SOURCE], [new_CFLAGS])
],
[AC_MSG_WARN([$CC does not support address sanitizer])]
)
# Always stop on error
CFLAGS="${new_CFLAGS}"
AX_APPEND_COMPILE_FLAGS([-fno-sanitize-recover=all], [new_CFLAGS])
# Get better output for sanitizers error reporting
AX_APPEND_COMPILE_FLAGS([-fno-omit-frame-pointer -fno-common -fno-optimize-sibling-calls],