Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

sret-only-on-declaration.ll
; RUN: llvm-as -opaque-pointers < %s | llvm-dis -opaque-pointers | FileCheck %s

; CHECK: declare void @decl(ptr sret(i64))
; CHECK: call void @decl(ptr %arg)

declare void @decl(i64* sret(i64))

define void @test(i64* %arg) {
  call void @decl(i64* %arg)
  ret void
}