1; RUN: llc -O0 < %s -march=avr | FileCheck %s
2
3define i32 @std_ldd_overflow() {
4  %src = alloca [4 x i8]
5  %dst = alloca [4 x i8]
6  %buf = alloca [28 x i16]
7  %1 = bitcast [4 x i8]* %src to i32*
8  store i32 0, i32 *%1
9  %2 = bitcast [4 x i8]* %dst to i8*
10  %3 = bitcast [4 x i8]* %src to i8*
11  call void @llvm.memcpy.p0i8.p0i8.i16(i8* %2, i8* %3, i16 4, i1 false)
12; CHECK-NOT: std {{[XYZ]}}+64, {{r[0-9]+}}
13; CHECK-NOT: ldd {{r[0-9]+}}, {{[XYZ]}}+64
14
15  ret i32 0
16}
17
18declare void @llvm.memcpy.p0i8.p0i8.i16(i8* nocapture writeonly, i8* nocapture readonly, i16, i1)
19