; RUN: opt < %s -inline -S | not grep "tail call void @llvm.memcpy.i32" ; PR3550 define internal void @foo(i32* %p, i32* %q) { %pp = bitcast i32* %p to i8* %qq = bitcast i32* %q to i8* tail call void @llvm.memcpy.p0i8.p0i8.i32(i8* %pp, i8* %qq, i32 4, i32 1, i1 false) ret void } declare void @llvm.memcpy.i32(i8* nocapture, i8* nocapture, i32, i32) nounwind define i32 @main() { %a = alloca i32 ; <i32*> [#uses=3] %b = alloca i32 ; <i32*> [#uses=2] store i32 1, i32* %a, align 4 store i32 0, i32* %b, align 4 invoke void @foo(i32* %a, i32* %b) to label %invcont unwind label %lpad invcont: %retval = load i32, i32* %a, align 4 ret i32 %retval lpad: %exn = landingpad {i8*, i32} personality i32 (...)* @__gxx_personality_v0 catch i8* null unreachable } declare i32 @__gxx_personality_v0(...) declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind