forked from OSchip/llvm-project
37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
//===- PostOrderIteratorTest.cpp - PostOrderIterator unit tests -----------===//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
#include "llvm/ADT/PostOrderIterator.h"
|
|
#include "llvm/IR/BasicBlock.h"
|
|
#include "llvm/IR/CFG.h"
|
|
#include "gtest/gtest.h"
|
|
using namespace llvm;
|
|
|
|
namespace {
|
|
|
|
// Whether we're able to compile
|
|
TEST(PostOrderIteratorTest, Compiles) {
|
|
typedef SmallPtrSet<void *, 4> ExtSetTy;
|
|
|
|
// Tests that template specializations are kept up to date
|
|
void *Null = nullptr;
|
|
po_iterator_storage<std::set<void *>, false> PIS;
|
|
PIS.insertEdge(Optional<void *>(), Null);
|
|
ExtSetTy Ext;
|
|
po_iterator_storage<ExtSetTy, true> PISExt(Ext);
|
|
PIS.insertEdge(Optional<void *>(), Null);
|
|
|
|
// Test above, but going through po_iterator (which inherits from template
|
|
// base)
|
|
BasicBlock *NullBB = nullptr;
|
|
auto PI = po_end(NullBB);
|
|
PI.insertEdge(Optional<BasicBlock *>(), NullBB);
|
|
auto PIExt = po_ext_end(NullBB, Ext);
|
|
PIExt.insertEdge(Optional<BasicBlock *>(), NullBB);
|
|
}
|
|
}
|