From 7f237622ef7b3c216e6ed3ce1a0a03f978b03817 Mon Sep 17 00:00:00 2001
From: Patrick Gartung <gartung@fnal.gov>
Date: Mon, 9 May 2022 17:41:29 +0200
Subject: [PATCH] Add fast-math and mvec when compiling under el8

---
 RecoTracker/MkFitCore/BuildFile.xml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/RecoTracker/MkFitCore/BuildFile.xml b/RecoTracker/MkFitCore/BuildFile.xml
index 7ccecdb78f361..e4a40d6ec9cd2 100644
--- a/RecoTracker/MkFitCore/BuildFile.xml
+++ b/RecoTracker/MkFitCore/BuildFile.xml
@@ -2,6 +2,10 @@
 <use name="json"/>
 <use name="tbb"/>
 <flags CXXFLAGS="-fopenmp-simd"/>
+<architecure name="el8_amd64_.*"/>
+  <flags CXXFLAGS="-ffast-math"/>
+  <flags LDFLAGS="-lmvec"/>
+</architecture>
 <flags ADD_SUBDIR="1"/>
 <export>
   <lib name="RecoTrackerMkFitCore"/>