diff --git a/dev-lisp/gcl/gcl-2.6.13_pre99.ebuild b/dev-lisp/gcl/gcl-2.6.13_pre99.ebuild
index 1673ab7aa83c5..d854923101181 100644
--- a/dev-lisp/gcl/gcl-2.6.13_pre99.ebuild
+++ b/dev-lisp/gcl/gcl-2.6.13_pre99.ebuild
@@ -32,6 +32,7 @@ PATCHES=(
 )
 
 src_configure() {
+	filter-lto # bug #931082
 	strip-flags
 	filter-flags -fstack-protector -fstack-protector-all
 	# breaks linking on multiple defined syms
diff --git a/dev-lisp/gcl/gcl-2.6.14.ebuild b/dev-lisp/gcl/gcl-2.6.14.ebuild
index fe5638ac7f2c1..441d6dcb3be89 100644
--- a/dev-lisp/gcl/gcl-2.6.14.ebuild
+++ b/dev-lisp/gcl/gcl-2.6.14.ebuild
@@ -27,6 +27,7 @@ DEPEND="${RDEPEND}
 	>=dev-build/autoconf-2.52"
 
 src_configure() {
+	filter-lto # bug #931082
 	strip-flags
 	filter-flags -fstack-protector -fstack-protector-all
 	# breaks linking on multiple defined syms
diff --git a/dev-lisp/gcl/gcl-2.6.15_pre3.ebuild b/dev-lisp/gcl/gcl-2.6.15_pre3.ebuild
index 6473aba4cc592..9d2222ae4c4e0 100644
--- a/dev-lisp/gcl/gcl-2.6.15_pre3.ebuild
+++ b/dev-lisp/gcl/gcl-2.6.15_pre3.ebuild
@@ -35,6 +35,7 @@ PATCHES=(
 S="${WORKDIR}"/${PN}-Version_2_6_15pre3/${PN}
 
 src_configure() {
+	filter-lto # bug #931082
 	strip-flags
 	filter-flags -fstack-protector -fstack-protector-all