Differential D20940 Diff 59890 share/mk/bsd.compiler.mk

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share/mk/bsd.compiler.mk

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	# against 30300 for gcc likely isn't what you wanted (since versions of gcc			# against 30300 for gcc likely isn't what you wanted (since versions of gcc
	# prior to 4.2 likely have no prayer of working).			# prior to 4.2 likely have no prayer of working).
	#			#
	# COMPILER_FREEBSD_VERSION is the compiler's __FreeBSD_cc_version value.			# COMPILER_FREEBSD_VERSION is the compiler's __FreeBSD_cc_version value.
	#			#
	# COMPILER_FEATURES will contain one or more of the following, based on			# COMPILER_FEATURES will contain one or more of the following, based on
	# compiler support for that feature:			# compiler support for that feature:
	#			#
				# - c++14: supports full (or nearly full) C++14 programming environment.
	# - c++11: supports full (or nearly full) C++11 programming environment.			# - c++11: supports full (or nearly full) C++11 programming environment.
	# - retpoline: supports the retpoline speculative execution vulnerability			# - retpoline: supports the retpoline speculative execution vulnerability
	# mitigation.			# mitigation.
	#			#
	# These variables with an X_ prefix will also be provided if XCC is set.			# These variables with an X_ prefix will also be provided if XCC is set.
	#			#
	# This file may be included multiple times, but only has effect the first time.			# This file may be included multiple times, but only has effect the first time.
	#			#
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	# is a non-FreeBSD build that doesn't support it or some other error			# is a non-FreeBSD build that doesn't support it or some other error
	# occurred.			# occurred.
	.if ${${X_}COMPILER_FREEBSD_VERSION} == "__FreeBSD_cc_version"			.if ${${X_}COMPILER_FREEBSD_VERSION} == "__FreeBSD_cc_version"
	${X_}COMPILER_FREEBSD_VERSION= unknown			${X_}COMPILER_FREEBSD_VERSION= unknown
	.endif			.endif
	.endif			.endif

	${X_}COMPILER_FEATURES=			${X_}COMPILER_FEATURES=
				.if ${${X_}COMPILER_TYPE} == "clang" \|\| \
				(${${X_}COMPILER_TYPE} == "gcc" && ${${X_}COMPILER_VERSION} >= 50000)
				${X_}COMPILER_FEATURES+= c++14
				.endif
				emasteUnsubmitted Done Inline Actions this part ought to be reviewed/committed separately emaste: this part ought to be reviewed/committed separately
				asomersAuthorUnsubmitted Done Inline Actions Pulled it out into D21044. asomers: Pulled it out into D21044.
	.if ${${X_}COMPILER_TYPE} == "clang" \|\| \			.if ${${X_}COMPILER_TYPE} == "clang" \|\| \
	(${${X_}COMPILER_TYPE} == "gcc" && ${${X_}COMPILER_VERSION} >= 40800)			(${${X_}COMPILER_TYPE} == "gcc" && ${${X_}COMPILER_VERSION} >= 40800)
	${X_}COMPILER_FEATURES+= c++11			${X_}COMPILER_FEATURES+= c++11
	.endif			.endif
	.if ${${X_}COMPILER_TYPE} == "clang" && ${${X_}COMPILER_VERSION} >= 60000			.if ${${X_}COMPILER_TYPE} == "clang" && ${${X_}COMPILER_VERSION} >= 60000
	${X_}COMPILER_FEATURES+= retpoline			${X_}COMPILER_FEATURES+= retpoline
	.endif			.endif

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