From 8b4996a2d59f554d5aafe14332aa0582c203a6d6 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Sun, 26 May 2024 13:16:03 +0200
Subject: [PATCH] Override icx's default fast math mode to ensure correct NaN
 handling

---
 cmake/cc.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/cmake/cc.cmake b/cmake/cc.cmake
index a162986f8..9dce9ea35 100644
--- a/cmake/cc.cmake
+++ b/cmake/cc.cmake
@@ -4,6 +4,10 @@
 ##              Sets C related variables.
 include(CheckCCompilerFlag)
 
+if (${CMAKE_C_COMPILER_ID} MATCHES "IntelLLVM")
+  set(CCOMMON_OPT "${CCOMMON_OPT} -fp-model=consistent")
+endif ()
+
 if (${CMAKE_C_COMPILER_ID} STREQUAL "GNU" OR ${CMAKE_C_COMPILER_ID} STREQUAL "LSB" OR ${CMAKE_C_COMPILER_ID} MATCHES "Clang")
   set(CCOMMON_OPT "${CCOMMON_OPT} -Wall")
   set(COMMON_PROF "${COMMON_PROF} -fno-inline")