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; RUN: llc -O0 < %s -march=avr | FileCheck %s
define i32 @std_ldd_overflow() {
%src = alloca [4 x i8]
%dst = alloca [4 x i8]
%buf = alloca [28 x i16]
%1 = bitcast [4 x i8]* %src to i32*
store i32 0, i32 *%1
%2 = bitcast [4 x i8]* %dst to i8*
%3 = bitcast [4 x i8]* %src to i8*
call void @llvm.memcpy.p0i8.p0i8.i16(i8* %2, i8* %3, i16 4, i1 false)
; CHECK-NOT: std {{[XYZ]}}+64, {{r[0-9]+}}
; CHECK-NOT: ldd {{r[0-9]+}}, {{[XYZ]}}+64
ret i32 0
}
declare void @llvm.memcpy.p0i8.p0i8.i16(i8* nocapture writeonly, i8* nocapture readonly, i16, i1)
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