dev-lang/micropython: fix build issue using mold

remove link option "--cref" because mold doesn't support

not all files were patched, but the compilation & tests succeeded.

Closes: https://bugs.gentoo.org/937354
Signed-off-by: Z. Liu <zhixu.liu@gmail.com>
Part-of: https://github.com/gentoo/gentoo/pull/42654
Closes: https://github.com/gentoo/gentoo/pull/42654
Signed-off-by: Sam James <sam@gentoo.org>

dev-lang/micropython/micropython-1.23.0.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2024 Gentoo Authors
+# Copyright 1999-2025 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=8
@@ -26,6 +26,15 @@ PATCHES=(
 
 src_prepare() {
 	default
+
+	tc-ld-is-mold && {
+		# mold doesn't support --cref, bug #937354
+		find . -name Makefile -exec sed -r \
+			-e 's:map,--cref\s:map :g' \
+			-e 's:\s(-Wl,)?--cref(\s|$): :g' \
+			-i {} + || die
+	}
+
 	cd ports/unix || die
 
 	# 1) don't die on compiler warning

dev-lang/micropython/micropython-1.25.0.ebuild

@@ -27,6 +27,14 @@ BDEPEND="
 src_prepare() {
 	default
 
+	tc-ld-is-mold && {
+		# mold doesn't support --cref, bug #937354
+		find . -name Makefile -exec sed -r \
+			-e 's:map,--cref\s:map :g' \
+			-e 's:\s(-Wl,)?--cref(\s|$): :g' \
+			-i {} + || die
+	}
+
 	micropython_skip_test() {
 		local file
 		for file in "$@" ; do