Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

force-opaque-ptr.ll
; RUN: not opt -passes=verify -opaque-pointers -S < %s 2>&1 | FileCheck %s

declare i32 @llvm.umax.i32(i32, i32)

define void @intrinsic_signature_mismatch() {
; CHECK: Intrinsic called with incompatible signature
  call i32 @llvm.umax.i32(i32 0)
  ret void
}