From fbc7cefcf76b05e3af4c0b01a403449b1675433f Mon Sep 17 00:00:00 2001
From: eugeneswalker <38933153+eugeneswalker@users.noreply.github.com>
Date: Fri, 6 Nov 2020 19:11:13 -0800
Subject: make TIMER compatible with LLVM F18 (#19765)

---
 var/spack/repos/builtin/packages/openblas/package.py | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'var')

diff --git a/var/spack/repos/builtin/packages/openblas/package.py b/var/spack/repos/builtin/packages/openblas/package.py
index b663a3bb48..daa52348bc 100644
--- a/var/spack/repos/builtin/packages/openblas/package.py
+++ b/var/spack/repos/builtin/packages/openblas/package.py
@@ -260,6 +260,10 @@ class Openblas(MakefilePackage):
         if '+consistent_fpcsr' in self.spec:
             make_defs += ['CONSISTENT_FPCSR=1']
 
+        # Flang/f18 does not provide ETIME as an intrinsic
+        if self.spec.satisfies('%clang'):
+            make_defs.append('TIMER=INT_CPU_TIME')
+
         # Prevent errors in `as` assembler from newer instructions
         if self.spec.satisfies('%gcc@:4.8.4'):
             make_defs.append('NO_AVX2=1')
-- 
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