From 3f75cded588dc0b8781a6fd41de69b5e8c5fdbbd Mon Sep 17 00:00:00 2001
From: DarkCat09 <gh@dc09.ru>
Date: Fri, 14 Mar 2025 17:56:00 +0400
Subject: [PATCH] perf: add -O3 and lto

---
 Dockerfile.openj9 | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Dockerfile.openj9 b/Dockerfile.openj9
index adbe627..44aee04 100644
--- a/Dockerfile.openj9
+++ b/Dockerfile.openj9
@@ -23,12 +23,14 @@ WORKDIR /build/src
 RUN bash get_source.sh
 
 ENV CC=/usr/bin/gcc CXX=/usr/bin/g++
-  # TODO: add as args to configure
-  # CFLAGS="-O3 -flto -fwhole-program-vtables" \
-  # LDFLAGS="-Wl,-O1"
 RUN bash configure \
   --with-boot-jdk=/usr/lib/jvm/java-21-openjdk-amd64 \
-  --with-openssl=system
+  --with-openssl=system \
+  --with-extra-cflags="-O3 -flto=auto -fuse-linker-plugin" \
+  --with-extra-cxxflags="-O3 -flto=auto -fuse-linker-plugin" \
+  --with-extra-ldflags="-Wl,-O1" \
+  --with-native-debug-symbols=none \
+  --enable-jvm-feature-link-time-opt
 RUN make all JOBS=$(nproc)
 
 WORKDIR /build/src/build/linux-x86_64-server-release/images