Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

ghc-cc-07.ll
; Check that the GHC calling convention works (s390x)
; In GHC calling convention a frame pointer is not supported
;
; RUN: not --crash llc -mtriple=s390x-ibm-linux < %s 2>&1 | FileCheck %s

define ghccc void @foo(i64 %0) nounwind {
entry:
  alloca i64, i64 %0
  ret void
}

; CHECK: LLVM ERROR: In GHC calling convention a frame pointer is not supported