; RUN: llc -march=mips -mcpu=mips32r2 < %s -o /dev/null ; Test that SelectionDAG does not crash during DAGCombine when two pointers ; to the stack match with differing bases and offsets when expanding memcpy. ; This could result in one of the pointers being considered dereferenceable ; and other not. define void @foo(ptr) { start: %a = alloca [22 x i8] %b = alloca [22 x i8] %d = getelementptr inbounds [22 x i8], ptr %b, i32 0, i32 2 call void @llvm.memcpy.p0.p0.i32(ptr %a, ptr %d, i32 20, i1 false) %e = getelementptr inbounds [22 x i8], ptr %b, i32 0, i32 6 call void @llvm.memcpy.p0.p0.i32(ptr %0, ptr %e, i32 12, i1 false) ret void } declare void @llvm.memcpy.p0.p0.i32(ptr, ptr, i32, i1)