[clang][test] Specify value of `-fopenmp=libomp` for test. (#150301)
`libomp` is the default value when unconfigured in cmake, but llvm can
be configured to have `libgomp` be the default instead. Explicitly
specify this value so the test does not fail when it assumes libomp is
always the default.
diff --git a/clang/test/Driver/offload-target.c b/clang/test/Driver/offload-target.c
index 123ecd3..23a2cf2 100644
--- a/clang/test/Driver/offload-target.c
+++ b/clang/test/Driver/offload-target.c
@@ -10,7 +10,7 @@
// RUN: | FileCheck %s -check-prefix=CUDA
// CUDA: "nvptx64-nvidia-cuda" - "clang", inputs: ["[[INPUT:.+]]"], output: "[[NV_OBJ:.+]]"
-// RUN: %clang -### --offload-targets=amdgcn-amd-amdhsa,nvptx64-nvidia-cuda -fopenmp \
+// RUN: %clang -### --offload-targets=amdgcn-amd-amdhsa,nvptx64-nvidia-cuda -fopenmp=libomp \
// RUN: -Xarch_amdgcn --offload-arch=gfx90a -Xarch_nvptx64 --offload-arch=sm_89 \
// RUN: -nogpulib -nogpuinc %s -ccc-print-bindings 2>&1 \
// RUN: | FileCheck %s -check-prefix=OPENMP
