eclass/toolchain-funcs: sync with gx86

Signed-off-by: Fabian Groffen <grobian@gentoo.org>

eclass/toolchain-funcs.eclass

@@ -665,16 +665,7 @@ tc-ninja_magic_to_arch() {
 		frv*)		echo frv;;
 		hexagon*)	echo hexagon;;
 		hppa*)		_tc_echo_kernel_alias parisc hppa;;
-		i?86*)
-			# Starting with linux-2.6.24, the 'x86_64' and 'i386'
-			# trees have been unified into 'x86'.
-			# FreeBSD still uses i386
-			if [[ ${type} == "kern" && ${host} == *freebsd* ]] ; then
-				echo i386
-			else
-				echo x86
-			fi
-			;;
+		i?86*)		echo x86;;
 		ia64*)		echo ia64;;
 		loongarch*)	_tc_echo_kernel_alias loongarch loong;;
 		m68*)		echo m68k;;
@@ -1062,8 +1053,7 @@ gen_usr_ldscript() {
 	case ${CTARGET:-${CHOST}} in
 		*-darwin*) ;;
 		*-android*) return 0 ;;
-		*linux*|*-freebsd*|*-openbsd*|*-netbsd*)
-			use prefix && return 0 ;;
+		*linux*) use prefix && return 0 ;;
 		*) return 0 ;;
 	esac
 
@@ -1255,21 +1245,33 @@ tc-get-build-ptr-size() {
 # @RETURN: Shell true if we are using LTO, shell false otherwise
 tc-is-lto() {
 	local f="${T}/test-lto.o"
+	local ret=1
 
 	case $(tc-get-compiler-type) in
 		clang)
 			$(tc-getCC) ${CFLAGS} -c -o "${f}" -x c - <<<"" || die
 			# If LTO is used, clang will output bytecode and llvm-bcanalyzer
 			# will run successfully.  Otherwise, it will output plain object
 			# file and llvm-bcanalyzer will exit with error.
-			llvm-bcanalyzer "${f}" &>/dev/null && return 0
+			llvm-bcanalyzer "${f}" &>/dev/null && ret=0
 			;;
 		gcc)
 			$(tc-getCC) ${CFLAGS} -c -o "${f}" -x c - <<<"" || die
-			[[ $($(tc-getREADELF) -S "${f}") == *.gnu.lto* ]] && return 0
+			[[ $($(tc-getREADELF) -S "${f}") == *.gnu.lto* ]] && ret=0
 			;;
 	esac
-	return 1
+	rm -f "${f}" || die
+	return "${ret}"
+}
+
+# @FUNCTION: tc-has-64bit-time_t
+# @RETURN: Shell true if time_t is at least 64 bits long, false otherwise
+tc-has-64bit-time_t() {
+	$(tc-getCC) ${CFLAGS} ${CPPFLAGS} -c -x c - -o /dev/null <<-EOF &>/dev/null
+		#include <sys/types.h>
+		int test[sizeof(time_t) >= 8 ? 1 : -1];
+	EOF
+	return $?
 }
 
 fi