forked from OSchip/llvm-project
54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
"""
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Tests calling builtin functions using expression evaluation.
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"""
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from __future__ import print_function
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class ExprCommandCallBuiltinFunction(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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# Builtins are expanded by Clang, so debug info shouldn't matter.
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NO_DEBUG_INFO_TESTCASE = True
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def setUp(self):
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TestBase.setUp(self)
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# Find the line number to break for main.c.
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self.line = line_number(
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'main.cpp',
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'// Please test these expressions while stopped at this line:')
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def test(self):
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self.build()
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# Set breakpoint in main and run exe
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self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
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lldbutil.run_break_set_by_file_and_line(
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self, "main.cpp", self.line, num_expected_locations=-1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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interp = self.dbg.GetCommandInterpreter()
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result = lldb.SBCommandReturnObject()
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# Test different builtin functions.
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interp.HandleCommand("expr __builtin_isinf(0.0f)", result)
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self.assertEqual(result.GetOutput(), "(int) $0 = 0\n")
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interp.HandleCommand("expr __builtin_isnormal(0.0f)", result)
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self.assertEqual(result.GetOutput(), "(int) $1 = 0\n")
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interp.HandleCommand("expr __builtin_constant_p(1)", result)
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self.assertEqual(result.GetOutput(), "(int) $2 = 1\n")
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interp.HandleCommand("expr __builtin_abs(-14)", result)
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self.assertEqual(result.GetOutput(), "(int) $3 = 14\n")
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