From 0b7c8a3b2fbce3b5a6597b95e6720efeddffa4d9 Mon Sep 17 00:00:00 2001
From: Kjartan Thor Wikfeldt <ktwikfeldt@gmail.com>
Date: Wed, 14 Aug 2019 11:27:58 +0200
Subject: [PATCH] add workaround for intel 18.0.0 bug

---
 README.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/README.md b/README.md
index 18c58eb..6565aed 100644
--- a/README.md
+++ b/README.md
@@ -52,6 +52,19 @@ cc [flags] source.c
 CC [flags] source.cpp
 ```
 
+Note: if you are using the Intel Programming Environment, and 
+if you are compiling C code, you might see error messages containing:
+
+```
+error: identifier "_Float128" is undefined
+```
+
+A workaround is to add a compiler flag:
+
+```
+cc -D_Float128=__float128 source.c
+```
+
 # Running MPI programs on Beskow
 
 First it is necessary to book a node for interactive use:
-- 
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