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# -*- Python -*-
# Configuration file for the 'lit' test runner.
import os
# name: The name of this test suite.
config.name = 'KLEE'
# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.ShTest(execute_external=False)
# suffixes: A list of file extensions to treat as test files
# Note this can be overridden by lit.local.cfg files
config.suffixes = ['.ll', '.c', '.cpp', '.pc']
# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)
# test_exec_root: The root path where tests should be run.
klee_obj_root = getattr(config, 'klee_obj_root', None)
if klee_obj_root is not None:
config.test_exec_root = os.path.join(klee_obj_root, 'test')
# Tweak the PATH to include the tool dir.
if klee_obj_root is not None:
klee_tools_dir = getattr(config, 'klee_tools_dir', None)
if not klee_tools_dir:
lit.fatal('No KLEE tools dir set!')
# Check LLVM tool directory
llvm_tools_dir = getattr(config, 'llvm_tools_dir', None)
if not llvm_tools_dir:
lit.fatal('No LLVM tool directory set!')
path = os.path.pathsep.join((llvm_tools_dir, klee_tools_dir, config.environment['PATH'] ))
config.environment['PATH'] = path
# Propogate some environment variable to test environment.
def addEnv(name):
if name in os.environ:
config.environment[name] = os.environ[name]
addEnv('HOME')
addEnv('PWD')
# llvm-gcc on Ubuntu needs to be told where to look
# for headers. If user has these in their environment
# we should propagate to test environment
addEnv('C_INCLUDE_PATH')
addEnv('CPLUS_INCLUDE_PATH')
# Check that the object root is known.
if config.test_exec_root is None:
lit.fatal('test execution root not set!')
# Add substitutions from lit.site.cfg
subs = [ 'llvmgcc', 'llvmgxx']
for name in subs:
value = getattr(config, name, None)
if value == None:
lit.fatal('{0} is not set'.format(name))
config.substitutions.append( ('%' + name, value))
# Set absolute paths for KLEE's tools
subs = [ ('%kleaver', 'kleaver'), ('%klee','klee') ]
for s,basename in subs:
config.substitutions.append( (s, os.path.join(klee_tools_dir, basename) ) )
# LLVM < 3.0 doesn't Support %T directive
if int(config.llvm_version_major) == 2:
# This is a hack
config.substitutions.append(('%T','Output'))
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