Update the minimum external LLVM to 13 With this change, we'll have stable support for LLVM 13 through 15 (pending release). For reference, the previous increase to LLVM 12 was #90175. r? `@nagisa`
Update the minimum external LLVM to 13 With this change, we'll have stable support for LLVM 13 through 15 (pending release). For reference, the previous increase to LLVM 12 was #90175. r? `@nagisa`