[clang] [llvm] [SPIRV] Add support for the `SPV_EXT_long_vector` extension (PR #210279)

[Arseniy Obolenskiy via cfe-commits]

================
@@ -424,6 +432,94 @@ void validateAccessChain(const SPIRVSubtarget &STI, MachineRegisterInfo *MRI,
   }
 }
 
+inline void validateVec1Ops(const SPIRVSubtarget &STI, MachineRegisterInfo *MRI,
----------------
aobolensk wrote:

I think `static inline` is a good option 

https://github.com/llvm/llvm-project/pull/210279