PR #19660: [ROCm] switch rocm build to clang

Imported from GitHub PR openxla/xla#19660

This PR switches the default rocm build to clang as the gcc config is broken at the moment.

Copybara import of the project:

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ea48f7c480d110eab3f133ed6ea8989da0e1e724 by Alexandros Theodoridis <[email protected]>:

[ROCm] switch rocm build to clang

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2743fabafd6a358c05e858781064e7fa2e389c78 by Alexandros Theodoridis <[email protected]>:

Remove explicit clang path from the bazelrc rocm config

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202dea0a80602cafdbee6067d8f20dc3055c6bbb by Alexandros Theodoridis <[email protected]>:

Address review comments

Merging this change closes #19660

PiperOrigin-RevId: 699222609

.bazelrc

@@ -292,6 +292,14 @@ build:rocm --define=using_rocm_hipcc=true
 build:rocm --define=tensorflow_mkldnn_contraction_kernel=0
 build:rocm --repo_env TF_NEED_ROCM=1
 
+build:rocm_clang_official --config=rocm
+build:rocm_clang_official --action_env=CLANG_COMPILER_PATH="/usr/lib/llvm-18/bin/clang"
+build:rocm_clang_official --action_env=TF_ROCM_CLANG="1"
+build:rocm_clang_official --linkopt="-fuse-ld=lld"
+build:rocm_clang_official --host_linkopt="-fuse-ld=lld"
+
+build:rocm_ci --config=rocm_clang_official
+
 build:sycl --crosstool_top=@local_config_sycl//crosstool:toolchain
 build:sycl --define=using_sycl=true
 build:sycl --define=tensorflow_mkldnn_contraction_kernel=0