1# -*- Python -*-
2
3import os
4
5# Setup config name.
6config.name = 'EfficiencySanitizer' + config.name_suffix
7
8# Setup source root.
9config.test_source_root = os.path.dirname(__file__)
10
11# Setup default compiler flags used with -fsanitize=efficiency option.
12base_cflags = ([config.target_cflags] + config.debug_info_flags)
13base_cxxflags = config.cxx_mode_flags + base_cflags
14
15frag_cflags = (["-fsanitize=efficiency-cache-frag"] + base_cflags)
16wset_cflags = (["-fsanitize=efficiency-working-set"] + base_cflags)
17esan_incdir = config.test_source_root + "/../../lib"
18unit_cxxflags = (["-I%s" % esan_incdir, "-std=c++11",
19                  # We need to link with the esan runtime.
20                  # Tests should pass %env_esan_opts="record_snapshots=0".
21                  "-fsanitize=efficiency-working-set"] + base_cxxflags)
22
23def build_invocation(compile_flags):
24  return " " + " ".join([config.clang] + compile_flags) + " "
25
26config.substitutions.append( ("%clang ",
27                              build_invocation(base_cflags)) )
28config.substitutions.append( ("%clang_esan_frag ",
29                              build_invocation(frag_cflags)) )
30config.substitutions.append( ("%clang_esan_wset ",
31                              build_invocation(wset_cflags)) )
32config.substitutions.append( ("%clangxx_unit",
33                              build_invocation(unit_cxxflags)) )
34
35default_esan_opts = ''
36config.substitutions.append(('%env_esan_opts=',
37                             'env ESAN_OPTIONS=' + default_esan_opts))
38
39# Default test suffixes.
40config.suffixes = ['.c', '.cpp']
41
42# EfficiencySanitizer tests are currently supported on Linux x86-64 only.
43if config.host_os not in ['Linux'] or config.target_arch != 'x86_64':
44  config.unsupported = True
45