2008-01-29-PromoteBug.ll   [plain text]

; RUN: llvm-as < %s | opt -scalarrepl -instcombine | llvm-dis | grep {ret i8 17}
; rdar://5707076
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.1.0"
	%struct.T = type <{ i8, [3 x i8] }>

define i8 @f() {
entry:
	%s = alloca [1 x %struct.T], align 4		; <[1 x %struct.T]*> [#uses=2]
	%T3 = bitcast [1 x %struct.T]* %s to i32*
	store i32 -61184, i32* %T3

	%tmp16 = getelementptr [1 x %struct.T]* %s, i32 0, i32 0		; <%struct.T*> [#uses=1]
	%tmp17 = getelementptr %struct.T* %tmp16, i32 0, i32 1		; <[3 x i8]*> [#uses=1]
	%tmp1718 = bitcast [3 x i8]* %tmp17 to i32*		; <i32*> [#uses=1]
	%tmp19 = load i32* %tmp1718, align 4		; <i32> [#uses=1]
	%mask = and i32 %tmp19, 16777215		; <i32> [#uses=2]
	%mask2324 = trunc i32 %mask to i8		; <i8> [#uses=1]
	ret i8 %mask2324
}