Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
; RUN: llc < %s -mtriple=i686-- ; PR825 define i64 @test() { %tmp.i5 = call i64 asm sideeffect "rdtsc", "=A,~{dirflag},~{fpsr},~{flags}"( ) ; <i64> [#uses=1] ret i64 %tmp.i5 }