From 9be524141f15fc64bdddd6bc2cd5daca737c9347 Mon Sep 17 00:00:00 2001
From: Dylan Araps <dylan.araps@gmail.com>
Date: Sat, 15 Feb 2020 21:53:33 +0200
Subject: [PATCH] gcc: setup lto. Closes #153

---
 core/gcc/build    |  9 +++++++++
 testing/gcc/build | 11 ++++++++++-
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/core/gcc/build b/core/gcc/build
index 1ab08615..df87d4c1 100755
--- a/core/gcc/build
+++ b/core/gcc/build
@@ -53,3 +53,12 @@ ln -s gcc "$1/usr/bin/cc"
 
 # POSIX compliance.
 install -Dm755 ../c99 "$1/usr/bin/c99"
+
+# Symlink for LTO.
+{
+    mkdir -p "$1/usr/lib/bfd-plugins"
+
+    ln -s /usr/libexec/gcc/x86_64-pc-linux-musl/9.2.0/liblto_plugin.so \
+          "$1/usr/lib/bfd-plugins/liblto_plugin.so"
+}
+
diff --git a/testing/gcc/build b/testing/gcc/build
index ef0e87db..8f07f283 100755
--- a/testing/gcc/build
+++ b/testing/gcc/build
@@ -35,7 +35,8 @@ export libat_cv_have_ifunc=no
     --enable-threads \
     --enable-tls \
     --enable-languages=c,c++ \
-    --build=x86_64-pc-linux-musl
+    --build=x86_64-pc-linux-musl \
+    --disable-bootstrap
 
 make
 make DESTDIR="$1" install
@@ -50,3 +51,11 @@ ln -s gcc "$1/usr/bin/cc"
 
 # POSIX compliance.
 install -Dm755 ../c99 "$1/usr/bin/c99"
+
+# Symlink for LTO.
+{
+    mkdir -p "$1/usr/lib/bfd-plugins"
+
+    ln -s /usr/libexec/gcc/x86_64-pc-linux-musl/10.0.1/liblto_plugin.so \
+          "$1/usr/lib/bfd-plugins/liblto_plugin.so"
+}