| """ |
| Test the Intel(R) MPX bound violation signal. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import sys |
| import time |
| import re |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class RegisterCommandsTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @skipIf(compiler="clang") |
| @skipIf(oslist=no_match(['linux'])) |
| @skipIf(archs=no_match(['i386', 'x86_64'])) |
| @skipIf(oslist=["linux"], compiler="gcc", compiler_version=["<", "5"]) #GCC version >= 5 supports Intel(R) MPX. |
| def test_mpx_boundary_violation(self): |
| """Test Intel(R) MPX bound violation signal.""" |
| self.build() |
| self.mpx_boundary_violation() |
| |
| def mpx_boundary_violation(self): |
| exe = self.getBuildArtifact("a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| target = self.dbg.GetSelectedTarget() |
| process = target.GetProcess() |
| |
| if (process.GetState() == lldb.eStateExited): |
| self.skipTest("Intel(R) MPX is not supported.") |
| |
| if (process.GetState() == lldb.eStateStopped): |
| self.expect("thread backtrace", STOPPED_DUE_TO_SIGNAL, |
| substrs = ['stop reason = signal SIGSEGV: upper bound violation', |
| 'fault address:', 'lower bound:', 'upper bound:']) |
| |
| self.runCmd("continue") |
| |
| if (process.GetState() == lldb.eStateStopped): |
| self.expect("thread backtrace", STOPPED_DUE_TO_SIGNAL, |
| substrs = ['stop reason = signal SIGSEGV: lower bound violation', |
| 'fault address:', 'lower bound:', 'upper bound:']) |
| |
| self.runCmd("continue") |
| self.assertTrue(process.GetState() == lldb.eStateExited, |
| PROCESS_EXITED) |
