Windows dump_syms: Add unittest for a PDB containing PDATA/XDATA

src/tools/windows/dump_syms/testdata/pdb_pdata.cc

-// Copyright (c) 2007, Google Inc.
+// Copyright (c) 2016, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 // copyright notice, this list of conditions and the following disclaimer
 // in the documentation and/or other materials provided with the
 // distribution.
 //     * Neither the name of Google Inc. nor the names of its
 // contributors may be used to endorse or promote products derived from
 // this software without specific prior written permission.
 //
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-// cl /Zi dump_syms_regtest.cc /link /PROFILE
-// dump_syms dump_syms_regtest.pdb > dump_syms_regtest.sym
+// vcvarsall.bat x64
+// cl /Zi pdb_pdata.cc /Fe./pdb_pdata_in_exe.exe /link /PROFILE
+// dump_syms pdb_pdata_in_exe.pdb > pdb_pdata_in_exe.sym
+// cl /Zi pdb_pdata.cc /Fe./pdb_pdata_in_pdb.exe /link /PROFILE /debugtype:pdata
+// del pdb_pdata_in_pdb.exe
+// dump_syms pdb_pdata_in_pdb.pdb > pdb_pdata_in_pdb.sym
+// diff pdb_pdata_in_pdb.sym pdb_pdata_in_exe.sym
+// should be identical apart from debug-id
 
 namespace google_breakpad {
 
 class C {
  public:
   C() : member_(1) {}
   virtual ~C() {}
 
   void set_member(int value) { member_ = value; }
   int member() const { return member_; }
 
+  int e() { return member_ + g(); }
   void f() { member_ = g(); }
   virtual int g() { return 2; }
   static char* h(const C &that) { return 0; }
 
  private:
   int member_;
 };
 
+static int j() {
+  return 3;
+}
+
 static int i() {
-  return 3;
+  return j();
 }
 
 }  // namespace google_breakpad
 
 int main(int argc, char **argv) {
   google_breakpad::C object;
   object.set_member(google_breakpad::i());
   object.f();
   int value = object.g();
   char *nothing = object.h(object);
 
   return 0;
 }