given:
        createDirs("a", "b")
        file('settings.gradle') << "include 'a', 'b'"
        buildFile << """
            $typeDefs

            project(':a') {
                configurations {
                    _compileFreeDebug.attributes { $freeDebug }
                    _compileFreeRelease.attributes { $freeRelease }
                }

	p.loadDefines(f)
	p.typedefs = map[string]bool{}
	p.typedefList = nil
	numTypedefs := -1
	for len(p.typedefs) > numTypedefs {
		numTypedefs = len(p.typedefs)
		// Also ask about any typedefs we've seen so far.
		for _, info := range p.typedefList {
			if f.Name[info.typedef] != nil {
				continue
			}
			n := &Name{
				Go: info.typedef,
				C:  info.typedef,
			}
			f.Name[info.typedef] = n

	def.Sym = dwSym(tds)
	d.ldr.SetAttrNotInSymbolTable(tds, true)
	d.ldr.SetAttrReachable(tds, true)

	// The typedef entry must be created after the def,
	// so that future lookups will find the typedef instead
	// of the real definition. This hooks the typedef into any
	// circular definition loops, so that gdb can understand them.
	die := d.newdie(parent, dwarf.DW_ABRV_TYPEDECL, name)

	d.newrefattr(die, dwarf.DW_AT_type, tds)

#define GO_CGO_PROLOGUE_H

typedef signed char GoInt8;
typedef unsigned char GoUint8;
typedef short GoInt16;
typedef unsigned short GoUint16;
typedef int GoInt32;
typedef unsigned int GoUint32;
typedef long long GoInt64;
typedef unsigned long long GoUint64;
typedef GoIntGOINTBITS GoInt;
typedef GoUintGOINTBITS GoUint;
typedef size_t GoUintptr;
typedef float GoFloat32;
typedef double GoFloat64;

 public:
#if GTEST_OS_WINDOWS
  typedef __int64 Int;
  typedef unsigned __int64 UInt;
#else
  typedef long long Int;  // NOLINT
  typedef unsigned long long UInt;  // NOLINT
#endif  // GTEST_OS_WINDOWS
};

// Integer types of known sizes.
typedef TypeWithSize<4>::Int Int32;
typedef TypeWithSize<4>::UInt UInt32;
typedef TypeWithSize<8>::Int Int64;
typedef TypeWithSize<8>::UInt UInt64;

 public:
#if GTEST_OS_WINDOWS
  typedef __int64 Int;
  typedef unsigned __int64 UInt;
#else
  typedef long long Int;  // NOLINT
  typedef unsigned long long UInt;  // NOLINT
#endif  // GTEST_OS_WINDOWS
};

// Integer types of known sizes.
typedef TypeWithSize<4>::Int Int32;
typedef TypeWithSize<4>::UInt UInt32;
typedef TypeWithSize<8>::Int Int64;
typedef TypeWithSize<8>::UInt UInt64;

/// to initialize it as `nullptr`.

typedef struct TF_RandomAccessFile {
  void* plugin_file;
} TF_RandomAccessFile;

typedef struct TF_WritableFile {
  void* plugin_file;
} TF_WritableFile;

typedef struct TF_ReadOnlyMemoryRegion {
  void* plugin_memory_region;
} TF_ReadOnlyMemoryRegion;

typedef struct TF_Filesystem {
  void* plugin_filesystem;
} TF_Filesystem;

// invalidate old TF_Operation* pointers.
typedef struct TF_Operation TF_Operation;

// Represents a specific input of an operation.
typedef struct TF_Input {
  TF_Operation* oper;
  int index;  // The index of the input within oper.
} TF_Input;

// Represents a specific output of an operation.
typedef struct TF_Output {
  TF_Operation* oper;

// Test is not copyable.
class GTEST_API_ Test {
 public:
  friend class TestInfo;

  // Defines types for pointers to functions that set up and tear down
  // a test case.
  typedef internal::SetUpTestCaseFunc SetUpTestCaseFunc;
  typedef internal::TearDownTestCaseFunc TearDownTestCaseFunc;

  // The d'tor is virtual as we intend to inherit from Test.
  virtual ~Test();

// Test is not copyable.
class GTEST_API_ Test {
 public:
  friend class TestInfo;

  // Defines types for pointers to functions that set up and tear down
  // a test case.
  typedef internal::SetUpTestCaseFunc SetUpTestCaseFunc;
  typedef internal::TearDownTestCaseFunc TearDownTestCaseFunc;

  // The d'tor is virtual as we intend to inherit from Test.
  virtual ~Test();