From dc08e446138cf27e9299d0caaad1c67e537f5708 Mon Sep 17 00:00:00 2001
From: Malik Shahzad Muzaffar <shahzad.malik.muzaffar@cern.ch>
Date: Fri, 4 Aug 2023 17:53:40 +0200
Subject: [PATCH 1/3] [Do not merge] Testing flto=auto time

---
 scram-tools.file/tools/gcc/gcc-cxxcompiler.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
index 749388db433..b6747653ebd 100644
--- a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
+++ b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
@@ -23,7 +23,7 @@
     <flags CXXFLAGS="-Werror=return-local-addr -Wnon-virtual-dtor"/>
     <flags CXXFLAGS="-Werror=switch -fdiagnostics-show-option"/>
     <flags CXXFLAGS="-Wno-unused-local-typedefs -Wno-attributes -Wno-psabi"/>
-    <flags LTO_FLAGS="@LTO_FLAGS@"/>
+    <flags LTO_FLAGS="@LTO_FLAGS@  "/>
     <flags PGO_FLAGS="@PGO_FLAGS@"/>
     <flags LDFLAGS="@GCC_LDFLAGS@"/>
     <flags CXXSHAREDFLAGS="@GCC_SHAREDFLAGS@"/>

From faa74100f77ab3b316f616c5b2c8c38a92bb8735 Mon Sep 17 00:00:00 2001
From: Malik Shahzad Muzaffar <shahzad.malik.muzaffar@cern.ch>
Date: Sat, 5 Aug 2023 15:01:18 +0200
Subject: [PATCH 2/3] Update gcc-cxxcompiler.xml

---
 scram-tools.file/tools/gcc/gcc-cxxcompiler.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
index b6747653ebd..c8015410e8d 100644
--- a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
+++ b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
@@ -23,7 +23,7 @@
     <flags CXXFLAGS="-Werror=return-local-addr -Wnon-virtual-dtor"/>
     <flags CXXFLAGS="-Werror=switch -fdiagnostics-show-option"/>
     <flags CXXFLAGS="-Wno-unused-local-typedefs -Wno-attributes -Wno-psabi"/>
-    <flags LTO_FLAGS="@LTO_FLAGS@  "/>
+    <flags LTO_FLAGS="@LTO_FLAGS@  -flto=auto"/>
     <flags PGO_FLAGS="@PGO_FLAGS@"/>
     <flags LDFLAGS="@GCC_LDFLAGS@"/>
     <flags CXXSHAREDFLAGS="@GCC_SHAREDFLAGS@"/>

From 56578ed760ef4752d7b88f36ecca222e74ca1416 Mon Sep 17 00:00:00 2001
From: Malik Shahzad Muzaffar <shahzad.malik.muzaffar@cern.ch>
Date: Sat, 5 Aug 2023 23:09:05 +0200
Subject: [PATCH 3/3] Update gcc-cxxcompiler.xml

---
 scram-tools.file/tools/gcc/gcc-cxxcompiler.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
index c8015410e8d..7806f75defa 100644
--- a/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
+++ b/scram-tools.file/tools/gcc/gcc-cxxcompiler.xml
@@ -23,7 +23,7 @@
     <flags CXXFLAGS="-Werror=return-local-addr -Wnon-virtual-dtor"/>
     <flags CXXFLAGS="-Werror=switch -fdiagnostics-show-option"/>
     <flags CXXFLAGS="-Wno-unused-local-typedefs -Wno-attributes -Wno-psabi"/>
-    <flags LTO_FLAGS="@LTO_FLAGS@  -flto=auto"/>
+    <flags LTO_FLAGS="@LTO_FLAGS@  -flto=jobserver"/>
     <flags PGO_FLAGS="@PGO_FLAGS@"/>
     <flags LDFLAGS="@GCC_LDFLAGS@"/>
     <flags CXXSHAREDFLAGS="@GCC_SHAREDFLAGS@"/>