From 370e969b40b3d1d7d2fe628605ecfb47a7040027 Mon Sep 17 00:00:00 2001
From: Giovanni Bussi <giovanni.bussi@gmail.com>
Date: Fri, 26 Jul 2013 09:00:32 +0200
Subject: [PATCH] Changed optimization for one function
OptimalAlignment::weightedAlignment crashed with intel c++ -O3.
I was not able to find why (gdb and valgrind did not help).
With this workaround, that function only is optimized at -O2 anyway.
---
src/tools/OptimalAlignment.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/tools/OptimalAlignment.cpp b/src/tools/OptimalAlignment.cpp
index 4a5cc52d4..00e88ac7b 100644
--- a/src/tools/OptimalAlignment.cpp
+++ b/src/tools/OptimalAlignment.cpp
@@ -110,6 +110,10 @@ double OptimalAlignment::calculate(bool squared, std::vector<Vector> & derivativ
return err;
}
+
+#ifdef __INTEL_COMPILER
+#pragma intel optimization_level 2
+#endif
/// this does the weighed alignment if the vector of alignment is different from displacement
double OptimalAlignment::weightedAlignment( bool rmsd){
double tmp0,tmp1,walign,wdisplace,const1,ret;
--
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