Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

infinite_loop.ll
; REQUIRES: asserts
; RUN: opt -stats -passes='print<regions>' -disable-output < %s 2>&1 | FileCheck -check-prefix=STAT %s

define void @normal_condition() nounwind {
0:
	br label %1
1:
	br i1 1, label %2, label %3
2:
	br label %2
3:
	br label %4
4:
	ret void
}
; STAT: 1 region - The # of regions