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; RUN: llc < %s | grep 0x0021 | count 2
; PR4776
target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"
target triple = "msp430-unknown-unknown"
@"\010x0021" = external global i8, align 1 ; <i8*> [#uses=2]
define zeroext i8 @foo(i8 zeroext %x) nounwind {
entry:
%retval = alloca i8 ; <i8*> [#uses=2]
%x.addr = alloca i8 ; <i8*> [#uses=2]
%tmp = alloca i8, align 1 ; <i8*> [#uses=2]
store i8 %x, i8* %x.addr
%tmp1 = volatile load i8* @"\010x0021" ; <i8> [#uses=1]
store i8 %tmp1, i8* %tmp
%tmp2 = load i8* %x.addr ; <i8> [#uses=1]
volatile store i8 %tmp2, i8* @"\010x0021"
%tmp3 = load i8* %tmp ; <i8> [#uses=1]
store i8 %tmp3, i8* %retval
%0 = load i8* %retval ; <i8> [#uses=1]
ret i8 %0
}
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