llvm/test/Transforms/InstCombine/2008-01-06-BitCastAttributes.ll

; Ignore stderr, we expect warnings there
; RUN: opt < %s -instcombine 2> /dev/null -S | not grep bitcast

define void @a() {
	ret void
}

define i32 @b(i32* inreg  %x) signext  {
	ret i32 0
}

define void @c(...) {
	ret void
}

define void @g(i32* %y) {
	call void bitcast (void ()* @a to void (i32*)*)( i32* noalias  %y )
	call <2 x i32> bitcast (i32 (i32*)* @b to <2 x i32> (i32*)*)( i32* inreg  null )		; <<2 x i32>>:1 [#uses=0]
	%x = call i64 bitcast (i32 (i32*)* @b to i64 (i32)*)( i32 0 )		; <i64> [#uses=0]
	call void bitcast (void (...)* @c to void (i32)*)( i32 0 )
	call void bitcast (void (...)* @c to void (i32)*)( i32 zeroext  0 )
	ret void
}