[libclc] [libclc] Build for OpenCL 3.0 and enable all extensions and features (PR #135733)

[Matt Arsenault via cfe-commits]

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@@ -429,7 +411,9 @@ foreach( t ${LIBCLC_TARGETS_TO_BUILD} )
     set( LIBCLC_ARCH_OBJFILE_DIR "${LIBCLC_OBJFILE_DIR}/${arch_suffix}" )
     file( MAKE_DIRECTORY ${LIBCLC_ARCH_OBJFILE_DIR} )
 
-    list( APPEND build_flags -cl-std=${opencl_lang_std} )
+    # Build for OpenCL 3.0 and enable all extensions and features independently
+    # of the target or device.
+    list( APPEND build_flags -cl-std=CL3.0 -Xclang -cl-ext=+all )
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arsenm wrote:

The extensions should be enabled locally where needed

https://github.com/llvm/llvm-project/pull/135733