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Commit 9c36a99e authored by Florian Mayer's avatar Florian Mayer
Browse files

Fix off by one error. 

Change-Id: I18a2d177f3212626b7091150f42dfe151e47570e
parent 33eb6527

libunwindstack/RegsInfo.h

+1 −1
Original line number Diff line number Diff line
@@ -41,7 +41,7 @@ struct RegsInfo { 
  }



  inline AddressType* Save(uint32_t reg) {

    if (reg > MAX_REGISTERS) {

    if (reg >= MAX_REGISTERS) {

      // This should never happen since all currently supported

      // architectures have < 64 total registers.

      abort();

libunwindstack/tests/RegsInfoTest.cpp

+7 −0
Original line number Diff line number Diff line
@@ -82,4 +82,11 @@ TEST(RegsInfoTest, all) { 
  }

}



TEST(RegsInfoTest, invalid_register) {

  RegsImplFake<uint64_t> regs(64);

  RegsInfo<uint64_t> info(&regs);



  EXPECT_DEATH(info.Save(RegsInfo<uint64_t>::MAX_REGISTERS), "");

}



}  // namespace unwindstack