xref: /llvm-project/clang/unittests/Tooling/RecursiveASTVisitorTests/BitfieldInitializer.cpp (revision 4e600751d2f7e8e7b85a71b7128b68444bdde91b)
1897cc8a7SShivam Gupta //===- unittest/Tooling/RecursiveASTVisitorTests/BitfieldInitializer.cpp -===//
2897cc8a7SShivam Gupta //
3897cc8a7SShivam Gupta // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4897cc8a7SShivam Gupta // See https://llvm.org/LICENSE.txt for license information.
5897cc8a7SShivam Gupta // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6897cc8a7SShivam Gupta //
7897cc8a7SShivam Gupta //===----------------------------------------------------------------------===//
8897cc8a7SShivam Gupta 
9897cc8a7SShivam Gupta #include "TestVisitor.h"
10897cc8a7SShivam Gupta #include <string>
11897cc8a7SShivam Gupta 
12897cc8a7SShivam Gupta using namespace clang;
13897cc8a7SShivam Gupta 
14897cc8a7SShivam Gupta namespace {
15897cc8a7SShivam Gupta 
16897cc8a7SShivam Gupta // Check to ensure that bitfield initializers are visited.
17*4e600751SSirraide class BitfieldInitializerVisitor : public ExpectedLocationVisitor {
18897cc8a7SShivam Gupta public:
19*4e600751SSirraide   bool VisitIntegerLiteral(IntegerLiteral *IL) override {
20897cc8a7SShivam Gupta     Match(std::to_string(IL->getValue().getSExtValue()), IL->getLocation());
21897cc8a7SShivam Gupta     return true;
22897cc8a7SShivam Gupta   }
23897cc8a7SShivam Gupta };
24897cc8a7SShivam Gupta 
25897cc8a7SShivam Gupta TEST(RecursiveASTVisitor, BitfieldInitializerIsVisited) {
26897cc8a7SShivam Gupta   BitfieldInitializerVisitor Visitor;
27897cc8a7SShivam Gupta   Visitor.ExpectMatch("123", 2, 15);
28897cc8a7SShivam Gupta   EXPECT_TRUE(Visitor.runOver("struct S {\n"
29897cc8a7SShivam Gupta                               "  int x : 8 = 123;\n"
30897cc8a7SShivam Gupta                               "};\n"));
31897cc8a7SShivam Gupta }
32897cc8a7SShivam Gupta 
33897cc8a7SShivam Gupta } // end anonymous namespace
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