[clang] Replace llvm.memcpy et al's i1 isVolatile with i8 VolFlags (PR #65748)

[Nathan Sidwell via cfe-commits]

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@@ -214,14 +214,14 @@ class LLVM_MemcpyIntrOpBase<string name> :
     /*requiresAccessGroup=*/1, /*requiresAliasAnalysis=*/1> {
   dag args = (ins Arg<LLVM_AnyPointer,"",[MemWrite]>:$dst,
                   Arg<LLVM_AnyPointer,"",[MemRead]>:$src,
-                  AnySignlessInteger:$len, I1Attr:$isVolatile);
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urnathan wrote:

thanks, looking ...

https://github.com/llvm/llvm-project/pull/65748