blob: 12c9a9d23e5304aeaa89b53f1ae6cf31477b83a7 [file] [log] [blame]
; RUN: llvm-as < %s | opt -memcpyopt | llvm-dis | not grep {call.*memcpy.}
%a = type { i32 }
%b = type { float }
declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
declare void @g(%a*)
define float @f() {
entry:
%a_var = alloca %a
%b_var = alloca %b
call void @g(%a *%a_var)
%a_i8 = bitcast %a* %a_var to i8*
%b_i8 = bitcast %b* %b_var to i8*
call void @llvm.memcpy.i32(i8* %b_i8, i8* %a_i8, i32 4, i32 4)
%tmp1 = getelementptr %b* %b_var, i32 0, i32 0
%tmp2 = load float* %tmp1
ret float %tmp2
}