Mesa (master): targets/opencl: fix build against LLVM>=10 with Polly support

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Module: Mesa
Branch: master
Commit: a1b69d101a60974c105df8519890e3f90fd44911
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a1b69d101a60974c105df8519890e3f90fd44911

Author: Jan Palus <atler at pld-linux.org>
Date:   Fri Apr 10 18:00:40 2020 +0200

targets/opencl: fix build against LLVM>=10 with Polly support

see https://bugs.llvm.org/show_bug.cgi?id=44870

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4511>

---

 src/gallium/targets/opencl/meson.build | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/gallium/targets/opencl/meson.build b/src/gallium/targets/opencl/meson.build
index c3029953bb0..dedd8ab7647 100644
--- a/src/gallium/targets/opencl/meson.build
+++ b/src/gallium/targets/opencl/meson.build
@@ -32,6 +32,13 @@ endif
 llvm_libdir = dep_llvm.get_configtool_variable('libdir')
 opencl_libname = with_opencl_icd ? 'MesaOpenCL' : 'OpenCL'
 
+polly_dep = null_dep
+polly_isl_dep = null_dep
+if dep_llvm.version().version_compare('>=10.0.0')
+  polly_dep = cpp.find_library('Polly', dirs : llvm_libdir, required : false)
+  polly_isl_dep = cpp.find_library('PollyISL', dirs : llvm_libdir, required : false)
+endif
+
 dep_clang = cpp.find_library('clang-cpp', dirs : llvm_libdir, required : false)
 
 # meson will return clang-cpp from system dirs if it's not found in llvm_libdir
@@ -66,6 +73,7 @@ if not (dep_clang.found() and dep_clang_usable)
     cpp.find_library('clangEdit', dirs : llvm_libdir),
     cpp.find_library('clangLex', dirs : llvm_libdir),
     cpp.find_library('clangBasic', dirs : llvm_libdir),
+    polly_dep, polly_isl_dep,
   ]
   # check clang once more
   if can_check_clang