From c866a5044644e278393a65fd6808537bb14e86b6 Mon Sep 17 00:00:00 2001
From: Mikael Simberg <mikael.simberg@iki.fi>
Date: Thu, 12 May 2022 13:49:39 +0200
Subject: Add patch for compiling llvm ~omp_as_runtime (#30583)

---
 .../builtin/packages/llvm/libomp-libflags-as-list.patch    | 14 ++++++++++++++
 var/spack/repos/builtin/packages/llvm/package.py           |  3 +++
 2 files changed, 17 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/llvm/libomp-libflags-as-list.patch

(limited to 'var')

diff --git a/var/spack/repos/builtin/packages/llvm/libomp-libflags-as-list.patch b/var/spack/repos/builtin/packages/llvm/libomp-libflags-as-list.patch
new file mode 100644
index 0000000000..995f55a438
--- /dev/null
+++ b/var/spack/repos/builtin/packages/llvm/libomp-libflags-as-list.patch
@@ -0,0 +1,14 @@
+diff --git a/openmp/runtime/cmake/LibompHandleFlags.cmake b/openmp/runtime/cmake/LibompHandleFlags.cmake
+index 9e19e59ba17d..f92fa12d851a 100644
+--- a/openmp/runtime/cmake/LibompHandleFlags.cmake
++++ b/openmp/runtime/cmake/LibompHandleFlags.cmake
+@@ -144,7 +144,8 @@ function(libomp_get_libflags libflags)
+   endif()
+   set(libflags_local ${libflags_local} ${LIBOMP_LIBFLAGS})
+   libomp_setup_flags(libflags_local)
+-  set(${libflags} ${libflags_local} PARENT_SCOPE)
++  libomp_string_to_list("${libflags_local}" libflags_local_list)
++  set(${libflags} ${libflags_local_list} PARENT_SCOPE)
+ endfunction()
+
+ # Fortran flags
diff --git a/var/spack/repos/builtin/packages/llvm/package.py b/var/spack/repos/builtin/packages/llvm/package.py
index d8e5d74a53..690987b61b 100644
--- a/var/spack/repos/builtin/packages/llvm/package.py
+++ b/var/spack/repos/builtin/packages/llvm/package.py
@@ -363,6 +363,9 @@ class Llvm(CMakePackage, CudaPackage):
     # patch for missing hwloc.h include for libompd
     patch('llvm14-hwloc-ompd.patch', when='@14')
 
+    # make libflags a list in openmp subproject when ~omp_as_runtime
+    patch('libomp-libflags-as-list.patch', when='@3.7:')
+
     # The functions and attributes below implement external package
     # detection for LLVM. See:
     #
-- 
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