54 lines
1.9 KiB
Python
54 lines
1.9 KiB
Python
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import lit.formats
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import lit.TestRunner
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# Custom format class for static analyzer tests
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class AnalyzerTest(lit.formats.ShTest):
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def __init__(self, execute_external, use_z3_solver=False):
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super(AnalyzerTest, self).__init__(execute_external)
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self.use_z3_solver = use_z3_solver
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def execute(self, test, litConfig):
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results = []
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# Parse any test requirements ('REQUIRES: ')
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saved_test = test
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lit.TestRunner.parseIntegratedTestScript(test)
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if "z3" not in test.requires:
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results.append(
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self.executeWithAnalyzeSubstitution(
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saved_test, litConfig, "-analyzer-constraints=range"
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)
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)
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if results[-1].code == lit.Test.FAIL:
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return results[-1]
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# If z3 backend available, add an additional run line for it
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if self.use_z3_solver == "1":
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assert test.config.clang_staticanalyzer_z3 == "1"
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results.append(
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self.executeWithAnalyzeSubstitution(
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saved_test, litConfig, "-analyzer-constraints=z3 -DANALYZER_CM_Z3"
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)
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)
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# Combine all result outputs into the last element
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for x in results:
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if x != results[-1]:
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results[-1].output = x.output + results[-1].output
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if results:
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return results[-1]
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return lit.Test.Result(
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lit.Test.UNSUPPORTED, "Test requires the following unavailable features: z3"
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)
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def executeWithAnalyzeSubstitution(self, test, litConfig, substitution):
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saved_substitutions = list(test.config.substitutions)
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test.config.substitutions.append(("%analyze", substitution))
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result = lit.TestRunner.executeShTest(test, litConfig, self.execute_external)
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test.config.substitutions = saved_substitutions
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return result
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