diff --git a/dev-java/openjdk/metadata.xml b/dev-java/openjdk/metadata.xml
index 367d2eb36d3e3..201e1fe75f500 100644
--- a/dev-java/openjdk/metadata.xml
+++ b/dev-java/openjdk/metadata.xml
@@ -23,6 +23,7 @@
 		<flag name="javafx" restrict="&lt;=dev-java/openjdk-9">Provide JavaFX support via <pkg>dev-java/openjfx</pkg></flag>
 		<flag name="javafx" restrict="&gt;=dev-java/openjdk-11">Import OpenJFX modules at build time, via <pkg>dev-java/openjfx</pkg></flag>
 		<flag name="jbootstrap">Build OpenJDK twice, the second time using the result of the first</flag>
+		<flag name="lto">Enable Link Time Optimization (LTO)</flag>
 		<flag name="source">Install JVM sources</flag>
 		<flag name="system-bootstrap">Bootstrap using installed openjdk</flag>
 		<flag name="systemtap" restrict="&gt;=dev-java/openjdk-11">Enable SystemTAP/DTrace tracing</flag>
diff --git a/dev-java/openjdk/openjdk-11.0.18_p10.ebuild b/dev-java/openjdk/openjdk-11.0.18_p10.ebuild
index b2eafe9b1e683..8f67061d2ac5d 100644
--- a/dev-java/openjdk/openjdk-11.0.18_p10.ebuild
+++ b/dev-java/openjdk/openjdk-11.0.18_p10.ebuild
@@ -51,7 +51,7 @@ SRC_URI="
 LICENSE="GPL-2-with-classpath-exception"
 KEYWORDS="amd64 ~arm arm64 ppc64 ~riscv x86"
 
-IUSE="alsa big-endian cups debug doc examples headless-awt javafx +jbootstrap selinux source system-bootstrap systemtap"
+IUSE="alsa big-endian cups debug doc examples headless-awt javafx +jbootstrap lto selinux source system-bootstrap systemtap"
 
 REQUIRED_USE="
 	javafx? ( alsa !headless-awt )
@@ -173,6 +173,12 @@ src_configure() {
 	# Strip some flags users may set, but should not. #818502
 	filter-flags -fexceptions
 
+	# Strip lto related flags, we rely on USE=lto and --with-jvm-features=link-time-opt
+	# https://bugs.gentoo.org/833097
+	# https://bugs.gentoo.org/833098
+	filter-flags '-flto*'
+	filter-flags -fdevirtualize-at-ltrans
+
 	# Enabling full docs appears to break doc building. If not
 	# explicitly disabled, the flag will get auto-enabled if pandoc and
 	# graphviz are detected. pandoc has loads of dependencies anyway.
@@ -207,6 +213,8 @@ src_configure() {
 	)
 	! use riscv && myconf+=( --with-jvm-features=shenandoahgc )
 
+	use lto && myconf+=( --with-jvm-features=link-time-opt )
+
 	if use javafx; then
 		# this is not useful for users, just for upstream developers
 		# build system compares mesa version in md file
diff --git a/dev-java/openjdk/openjdk-17.0.6_p10.ebuild b/dev-java/openjdk/openjdk-17.0.6_p10.ebuild
index a4fedb98ad08c..328018b6e7c84 100644
--- a/dev-java/openjdk/openjdk-17.0.6_p10.ebuild
+++ b/dev-java/openjdk/openjdk-17.0.6_p10.ebuild
@@ -54,7 +54,7 @@ SRC_URI="
 LICENSE="GPL-2-with-classpath-exception"
 KEYWORDS="amd64 ~arm arm64 ppc64 ~riscv x86"
 
-IUSE="alsa big-endian cups debug doc examples headless-awt javafx +jbootstrap selinux source system-bootstrap systemtap"
+IUSE="alsa big-endian cups debug doc examples headless-awt javafx +jbootstrap lto selinux source system-bootstrap systemtap"
 
 REQUIRED_USE="
 	javafx? ( alsa !headless-awt )
@@ -191,6 +191,12 @@ src_configure() {
 	# Strip some flags users may set, but should not. #818502
 	filter-flags -fexceptions
 
+	# Strip lto related flags, we rely on USE=lto and --with-jvm-features=link-time-opt
+	# https://bugs.gentoo.org/833097
+	# https://bugs.gentoo.org/833098
+	filter-flags '-flto*'
+	filter-flags -fdevirtualize-at-ltrans
+
 	# Enabling full docs appears to break doc building. If not
 	# explicitly disabled, the flag will get auto-enabled if pandoc and
 	# graphviz are detected. pandoc has loads of dependencies anyway.
@@ -227,6 +233,8 @@ src_configure() {
 
 	use riscv && myconf+=( --with-boot-jdk-jvmargs="-Djdk.lang.Process.launchMechanism=vfork" )
 
+	use lto && myconf+=( --with-jvm-features=link-time-opt )
+
 	if use javafx; then
 		local zip="${EPREFIX}/usr/$(get_libdir)/openjfx-${SLOT}/javafx-exports.zip"
 		if [[ -r ${zip} ]]; then
diff --git a/dev-java/openjdk/openjdk-8.362_p09.ebuild b/dev-java/openjdk/openjdk-8.362_p09.ebuild
index 36aa8a4c97ae7..2da4bca4fce13 100644
--- a/dev-java/openjdk/openjdk-8.362_p09.ebuild
+++ b/dev-java/openjdk/openjdk-8.362_p09.ebuild
@@ -132,6 +132,12 @@ src_configure() {
 	# Strip some flags users may set, but should not. #818502
 	filter-flags -fexceptions
 
+	# Strip lto related flags, no support in this version.
+	# https://bugs.gentoo.org/833097
+	# https://bugs.gentoo.org/833098
+	filter-flags '-flto*'
+	filter-flags -fdevirtualize-at-ltrans
+
 	tc-export_build_env CC CXX PKG_CONFIG STRIP
 
 	local myconf=(