; RUN: opt < %s -print-callgraph -disable-output 2>&1 | FileCheck %s ; CHECK: Call graph node <<null function>> ; CHECK: CS<{{.*}}> calls function 'callee' ; CHECK: Call graph node for function: 'caller' ; CHECK: CS<{{.*}}> calls function 'callee' define internal void @callee(...) { entry: unreachable } define void @caller() { entry: call void (...)* @callee( void (...)* @callee ) unreachable }