artulab.com Git - openbsd/blob

   1 """
   2 Tests calling builtin functions using expression evaluation.
   3 """
   4
   5
   6
   7 import lldb
   8 from lldbsuite.test.decorators import *
   9 from lldbsuite.test.lldbtest import *
  10 from lldbsuite.test import lldbutil
  11
  12
  13 class ExprCommandCallBuiltinFunction(TestBase):
  14
  15     mydir = TestBase.compute_mydir(__file__)
  16
  17     # Builtins are expanded by Clang, so debug info shouldn't matter.
  18     NO_DEBUG_INFO_TESTCASE = True
  19
  20     def setUp(self):
  21         TestBase.setUp(self)
  22         # Find the line number to break for main.c.
  23         self.line = line_number(
  24             'main.cpp',
  25             '// Please test these expressions while stopped at this line:')
  26
  27     def test(self):
  28         self.build()
  29
  30         # Set breakpoint in main and run exe
  31         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  32         lldbutil.run_break_set_by_file_and_line(
  33             self, "main.cpp", self.line, num_expected_locations=-1, loc_exact=True)
  34
  35         self.runCmd("run", RUN_SUCCEEDED)
  36
  37         interp = self.dbg.GetCommandInterpreter()
  38         result = lldb.SBCommandReturnObject()
  39
  40         # Test different builtin functions.
  41
  42         self.expect_expr("__builtin_isinf(0.0f)", result_type="int", result_value="0")
  43         self.expect_expr("__builtin_isnormal(0.0f)", result_type="int", result_value="0")
  44         self.expect_expr("__builtin_constant_p(1)", result_type="int", result_value="1")
  45         self.expect_expr("__builtin_abs(-14)", result_type="int", result_value="14")