Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

2002-01-31-CallGraph.ll
;  Call graph construction crash: Not handling indirect calls right
;
; RUN: opt < %s -passes=print-callgraph > /dev/null 2>&1
;

        %FunTy = type i32 (i32)

define void @invoke(%FunTy* %x) {
        %foo = call i32 %x( i32 123 )           ; <i32> [#uses=0]
        ret void
}