1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
# -*- Python -*-
import os
# Setup config name.
config.name = "Scudo" + config.name_suffix
# Setup source root.
config.test_source_root = os.path.dirname(__file__)
# Path to the shared library
shared_libscudo = os.path.join(
config.compiler_rt_libdir, "libclang_rt.scudo%s.so" % config.target_suffix
)
shared_minlibscudo = os.path.join(
config.compiler_rt_libdir, "libclang_rt.scudo_minimal%s.so" % config.target_suffix
)
# Test suffixes.
config.suffixes = [".c", ".cpp", ".test"]
# C & CXX flags.
c_flags = [config.target_cflags] + [
"-pthread",
"-fPIE",
"-pie",
"-O0",
"-UNDEBUG",
"-ldl",
"-Wl,--gc-sections",
]
# Android doesn't want -lrt.
if not config.android:
c_flags += ["-lrt"]
cxx_flags = c_flags + config.cxx_mode_flags + ["-std=c++11"]
scudo_flags = ["-fsanitize=scudo"]
def build_invocation(compile_flags):
return " " + " ".join([config.clang] + compile_flags) + " "
# Add substitutions.
config.substitutions.append(("%clang ", build_invocation(c_flags)))
config.substitutions.append(("%clang_scudo ", build_invocation(c_flags + scudo_flags)))
config.substitutions.append(
("%clangxx_scudo ", build_invocation(cxx_flags + scudo_flags))
)
config.substitutions.append(("%shared_libscudo", shared_libscudo))
config.substitutions.append(("%shared_minlibscudo", shared_minlibscudo))
# Platform-specific default SCUDO_OPTIONS for lit tests.
default_scudo_opts = ""
if config.android:
# Android defaults to abort_on_error=1, which doesn't work for us.
default_scudo_opts = "abort_on_error=0"
# Disable GWP-ASan for scudo internal tests.
if config.gwp_asan:
config.environment["GWP_ASAN_OPTIONS"] = "Enabled=0"
if default_scudo_opts:
config.environment["SCUDO_OPTIONS"] = default_scudo_opts
default_scudo_opts += ":"
config.substitutions.append(
("%env_scudo_opts=", "env SCUDO_OPTIONS=" + default_scudo_opts)
)
# Hardened Allocator tests are currently supported on Linux only.
if config.host_os not in ["Linux"]:
config.unsupported = True
|
