[HIP] Fix test rcom-detect.hip

This patches fixes https://bugs.llvm.org/show_bug.cgi?id=51404

Some builds use custom resource directory for clang, therefore the test
cannot assume default resource directory for clang. Use -resource-dir
to force it.

Differential Revision: https://reviews.llvm.org/D111726

clang/test/Driver/rocm-detect.hip

@@ -42,6 +42,7 @@
 // RUN: cp -r %S/Inputs/rocm-spack %T
 // RUN: ln -fs %clang %T/rocm-spack/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z/bin/clang
 // RUN: %T/rocm-spack/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z/bin/clang -### -v \
+// RUN:   -resource-dir=%T/rocm-spack/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z/lib/clang \
 // RUN:   -target x86_64-linux-gnu --cuda-gpu-arch=gfx900 --print-rocm-search-dirs %s 2>&1 \
 // RUN:   | FileCheck -check-prefixes=SPACK %s
 
@@ -83,7 +84,7 @@
 // SPACK: ROCm installation search path (Spack 4.0.0): [[DIR:.*]]
 // SPACK: ROCm installation search path: [[CLANG:.*]]
 // SPACK: ROCm installation search path: [[DIR]]/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z
-// SPACK: ROCm installation search path: [[CLANG]]/{{(llvm/)?}}lib{{[0-9]*}}/clang/{{[0-9.]+}}
+// SPACK: ROCm installation search path: [[DIR]]/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z/lib/clang
 // SPACK: ROCm installation search path: /opt/rocm
 // SPACK: InstalledDir: [[DIR]]/llvm-amdgpu-4.0.0-ieagcs7inf7runpyfvepqkurasoglq4z/bin
 // SPACK: Found HIP installation: [[DIR]]/hip-4.0.0-5f63slrursbrvfe2txrrjkynbsywsob5, version 4.0.20214-a2917cd