blob: f14ca6b4810b1782679db722dfa35c0238776c12 [file] [log] [blame]
// Copyright 2018 The Goma Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package remoteexec
import (
"reflect"
"strings"
"testing"
"go.chromium.org/goma/server/command/descriptor/winpath"
)
func TestCLangCLPathFlags(t *testing.T) {
lastP := clangClPathFlags[0]
for _, p := range clangClPathFlags[1:] {
if len(lastP) < len(p) {
t.Errorf("%q is longer than %q", p, lastP)
}
lastP = p
}
}
func TestIsClangclWarningFlag(t *testing.T) {
for _, tc := range []struct {
desc string
flags []string
want bool
}{
{
desc: "basic",
flags: []string{
"/w", "/W0", "/W1", "/W2", "/W3", "/W4", "/Wall", "/WX", "/Wv",
},
want: true,
},
{
desc: "version",
flags: []string{
"/Wv:foo", "/Wv:bar",
},
want: true,
},
{
desc: "numbered warning level",
flags: []string{
"/w14000", "/w24001", "/wd4999", "/we5000", "/wo5001",
},
want: true,
},
{
desc: "not warning flag",
flags: []string{
"/foo", "/bar", "/", "",
},
want: false,
},
{
desc: "invalid numbered warning",
flags: []string{
"/wd300", "/we1000", "/wo6000", "/w1nnnn",
},
want: false,
},
} {
t.Run(tc.desc, func(t *testing.T) {
for _, flag := range tc.flags {
if got := isClangclWarningFlag(flag); got != tc.want {
t.Errorf("isClangclWarningFlag(%q)=%t; want %t", flag, got, tc.want)
}
}
})
}
}
func TestClangclRelocatableReq(t *testing.T) {
baseReleaseArgs := []string{
// Taken from actual Chromium Windows build args.
"..\\..\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe",
"/nologo",
"/showIncludes:user",
"-imsvc..\\..\\third_party\\depot_tools\\win_toolchain\\vs_files",
"-DUSE_AURA=1",
"-I../..",
"-fcolor-diagnostics",
"-fmerge-all-constants",
// POSIX-style paths are sometimes passed to clang-cl in Chromium, but they are relative paths.
"-fcrash-diagnostics-dir=../../tools/clang/crashreports",
"-Xclang",
"-fdebug-compilation-dir",
"-Xclang",
"./debug_compilation_dir",
"-no-canonical-prefixes",
"-I../../buildtools/third_party/libc++/trunk/include",
"/c",
"../../base/win/com_init_util.cc",
"/Foobj/base/base/com_init_util.obj",
"/Fdobj/base/base_cc.pdb",
}
modifyArgs := func(args []string, prefix, replace string) []string {
var ret []string
found := false
for _, arg := range args {
if strings.HasPrefix(arg, prefix) {
ret = append(ret, replace)
found = true
continue
}
ret = append(ret, arg)
}
if !found {
ret = append(ret, replace)
}
return ret
}
for _, tc := range []struct {
desc string
args []string
envs []string
relocatable bool
unknownFlag bool
}{
{
desc: "chromium base release",
args: baseReleaseArgs,
envs: []string{
"PWD=C:\\b\\c\\src\\out\\Release",
},
relocatable: true,
},
{
desc: "clang path absolute",
args: modifyArgs(baseReleaseArgs,
"..\\..\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe",
"C:\\chromium\\src\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe"),
relocatable: false,
},
{
desc: "msvc path absolute",
args: modifyArgs(baseReleaseArgs,
"-imsvc..\\..\\third_party\\depot_tools\\win_toolchain\\vs_files",
"-imsvcC:\\chromium\\src\\third_party\\depot_tools\\win_toolchain\\vs_files"),
relocatable: false,
},
{
desc: "include path absolute",
args: modifyArgs(baseReleaseArgs,
"-I../../buildtools/third_party/libc++/trunk/include",
"-IC:\\chromium\\src\\buildtools\\third_party\\libc++\\trunk\\include"),
relocatable: false,
},
{
desc: "-fcrash-diagnostics-dir path absolute",
args: modifyArgs(baseReleaseArgs,
"-fcrash-diagnostics-dir=../../tools/clang/crashreports",
"-fcrash-diagnostics-dir=C:\\chromium\\src\\tools\\clang\\crashreports"),
relocatable: false,
},
{
desc: "output path absolute",
args: modifyArgs(baseReleaseArgs,
"/Foobj/base/base/com_init_util.obj",
"/FoC:\\chromium\\src\\obj\\base\\base\\com_init_util.obj"),
relocatable: false,
},
{
desc: "debug output path absolute",
args: modifyArgs(baseReleaseArgs,
"/Fdobj/base/base_cc.pdb",
"/FdC:\\chromium\\src\\obj\\base\\base_cc.pdb"),
relocatable: false,
},
{
desc: "source path absolute",
args: modifyArgs(baseReleaseArgs,
"../../base/win/com_init_util.cc",
"C:\\chromium\\src\\base\\win\\com_init_util.cc"),
relocatable: false,
},
{
desc: "-fdebug-compilation-dir",
args: modifyArgs(baseReleaseArgs,
"./debug_compilation_dir",
"C:\\chromium\\src\\out\\Release\\debug_compilation_dir"),
relocatable: false,
},
{
desc: "-fdebug-compilation-dir= unrelocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fdebug-compilation-dir=C:\\chromium\\src\\out\\Release\\debug_compilation_dir"),
relocatable: false,
},
{
desc: "-fdebug-compilation-dir= relocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fdebug-compilation-dir=.\\debug_compilation_dir"),
relocatable: true,
},
{
desc: "-fcoverage-compilation-dir= unrelocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fcoverage-compilation-dir=C:\\chromium\\src\\out\\Release\\coverage_compilation_dir"),
relocatable: false,
},
{
desc: "-fcoverage-compilation-dir= relocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fcoverage-compilation-dir=.\\out\\Release\\coverage_compilation_dir"),
relocatable: true,
},
{
desc: "-ffile-compilation-dir= unrelocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-ffile-compilation-dir=C:\\chromium\\src\\out\\Release\\file-compilation-dir"),
relocatable: false,
},
{
desc: "-ffile-compilation-dir= relocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-ffile-compilation-dir=.\\out\\Release\\file-compilation-dir"),
relocatable: true,
},
{
desc: "-fprofile-list= relocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fprofile-list=C:\\chromium\\src\\out\\Release\\profile-list"),
relocatable: false,
},
{
desc: "-fprofile-list= relocatable",
args: append(append([]string{},
baseReleaseArgs...),
"-fprofile-list=.\\out\\Release\\profile-list"),
relocatable: true,
},
{
desc: "invalid msvc flag",
args: modifyArgs(baseReleaseArgs, "", "/invalid"),
relocatable: false,
unknownFlag: true,
},
{
desc: "invalid dash flag",
args: modifyArgs(baseReleaseArgs, "", "-invalid"),
relocatable: false,
unknownFlag: true,
},
{
desc: "non-scoped showIncludes",
args: modifyArgs(baseReleaseArgs, "/showIncludes:user", "/showIncludes"),
relocatable: true,
unknownFlag: false,
},
{
desc: "full chromium release build args",
args: fullChromiumReleaseBuildArgs,
relocatable: true,
},
{
desc: "full chromium debug build args",
args: fullChromiumDebugBuildArgs,
relocatable: true,
},
{
desc: "full llvm release build args",
args: fullLLVMReleaseBuildArgs,
relocatable: false,
},
{
desc: "-Xclang -fno-experimental-new-pass-manager",
args: append(append([]string{}, baseReleaseArgs...),
"-Xclang", "-fno-experimental-new-pass-manager"),
relocatable: true,
},
{
desc: "-Xclang plugin-args",
args: append(append([]string{}, baseReleaseArgs...),
"-Xclang", "-add-plugin",
"-Xclang", "find-bad-constructs",
"-Xclang", "-plugin-arg-find-bad-constructs",
"-Xclang", "checked-ptr-as-trivial-member"),
relocatable: true,
},
{
desc: "-Xclang -no-opaque-pointers",
args: append(append([]string{}, baseReleaseArgs...),
"-Xclang", "-no-opaque-pointers"),
relocatable: true,
},
{
desc: "-mllvm -instcombine-lower-dbg-declare=0",
args: append(append([]string{}, baseReleaseArgs...),
"-mllvm", "-instcombine-lower-dbg-declare=0"),
relocatable: true,
},
{
desc: "-mllvm -basic-aa-recphi=0",
args: append(append([]string{}, baseReleaseArgs...),
"-mllvm", "-basic-aa-recphi=0"),
relocatable: true,
},
{
desc: "/FIcompat/msvcrt/snprintf.h",
args: append(append([]string{}, baseReleaseArgs...),
"/FIcompat/msvcrt/snprintf.h"),
relocatable: true,
},
{
desc: `/FIC:\winsdk\compat\msvcrt\snprintf.h`,
args: append(append([]string{}, baseReleaseArgs...),
`/FIC:\winsdk\compat\msvcrt\snprintf.h`),
relocatable: false,
},
{
desc: "/FC",
args: append(append([]string{}, baseReleaseArgs...),
"/FC"),
relocatable: false,
},
{
desc: "/winsysroot relative",
args: append(append([]string{}, baseReleaseArgs...),
`/winsysroot..\..\third_party\depot_tools\win_toolchain\vs_files\20d5f253f`),
relocatable: true,
},
{
desc: "/winsysroot absolute",
args: append(append([]string{}, baseReleaseArgs...),
`/winsysrootC:\src\chromium\src\third_party\depot_tools\win_toolchain\vs_files\20d5f253f`),
relocatable: false,
},
{
desc: "/vctoolsdir relative",
args: append(append([]string{}, baseReleaseArgs...),
`/vctoolsdir..\..\third_party\depot_tools\win_toolchain\vs_files\20d5f253f\VC\Tools`),
relocatable: true,
},
{
desc: "/vctoolsdir absolute",
args: append(append([]string{}, baseReleaseArgs...),
`/vctoolsdirC:\src\chromium\src\third_party\depot_tools\win_toolchain\vs_files\20d5f253f\VC\Tools`),
relocatable: false,
},
{
desc: "/winsdkdir relative",
args: append(append([]string{}, baseReleaseArgs...),
`/winsdkdir..\..\third_party\depot_tools\win_toolchain\vs_files\20d5f253f\win_sdk`),
relocatable: true,
},
{
desc: "/winsdkdir absolute",
args: append(append([]string{}, baseReleaseArgs...),
`/winsdkdirC:\src\chromium\src\third_party\depot_tools\win_toolchain\vs_files\20d5f253f\win_sdk`),
relocatable: false,
},
{
desc: "/std:c++17",
args: append(append([]string{}, baseReleaseArgs...),
"/std:c++17"),
relocatable: true,
},
{
desc: "/std:c11",
args: append(append([]string{}, baseReleaseArgs...),
"/std:c11"),
relocatable: true,
},
} {
t.Run(tc.desc, func(t *testing.T) {
err := clangclRelocatableReq(winpath.FilePath{}, tc.args, tc.envs)
if (err == nil) != tc.relocatable {
t.Errorf("clangclRelocatableReq(winpath.FilePath, args, envs)=%v; relocatable=%t", err, tc.relocatable)
}
if err != nil && tc.unknownFlag != strings.Contains(err.Error(), "unknown flag") {
t.Errorf("clangclRelocatableReq(winpath.FilePath, args, envs)=%v; expected unknown flag", err)
}
})
}
}
func TestClangclOutputs(t *testing.T) {
for _, tc := range []struct {
desc string
args []string
want []string
}{
{
desc: "basic",
args: []string{
"clang-cl", "/c", "A/test.c",
"/I", "A/B/C",
"/ID/E/F",
"/o", "A/test.o",
},
want: []string{"A/test.o"},
},
{
desc: "basic /Fo /Fd",
args: []string{
"clang-cl", "/c", "A/test.c",
"/I", "A/B/C",
"/ID/E/F",
"/FoA/test.o",
"/FdA/test.pdb",
},
// TODO: capture pdb.
want: []string{"A/test.o"},
},
{
desc: "basic dash",
args: []string{
"clang-cl", "-c", "A/test.c",
"-I", "A/B/C",
"-ID/E/F",
"-o", "A/test.o",
},
want: []string{"A/test.o"},
},
} {
t.Run(tc.desc, func(t *testing.T) {
if got := clangclOutputs(tc.args); !reflect.DeepEqual(got, tc.want) {
t.Errorf("clangclOutputs(%q)=%q; want %q", tc.args, got, tc.want)
}
})
}
}
var fullChromiumReleaseBuildArgs = []string{
"..\\..\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe",
"/nologo",
"/showIncludes:user",
"-imsvc..\\..\\third_party\\depot_tools\\win_toolchain\\vs_files\\9ff60e43ba91947baca460d0ca3b1b980c3a2c23\\win_sdk",
"-DUSE_AURA=1",
"-DCR_CLANG_REVISION=\"n353803-99ac9ce7-1\"",
"-D_HAS_NODISCARD",
"-D_LIBCPP_ABI_UNSTABLE",
"-D_LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS",
"-D_LIBCPP_ENABLE_NODISCARD",
"-D_LIBCPP_NO_AUTO_LINK",
"-D__STD_C",
"-D_CRT_RAND_S",
"-D_CRT_SECURE_NO_DEPRECATE",
"-D_SCL_SECURE_NO_DEPRECATE",
"-D_ATL_NO_OPENGL",
"-D_WINDOWS",
"-DCERT_CHAIN_PARA_HAS_EXTRA_FIELDS",
"-DPSAPI_VERSION=2",
"-DWIN32",
"-D_SECURE_ATL",
"-DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP",
"-DWIN32_LEAN_AND_MEAN",
"-DNOMINMAX",
"-D_UNICODE",
"-DUNICODE",
"-DNTDDI_VERSION=NTDDI_WIN10_RS2",
"-D_WIN32_WINNT=0x0A00",
"-DWINVER=0x0A00",
"-DNDEBUG",
"-DNVALGRIND",
"-DDYNAMIC_ANNOTATIONS_ENABLED=0",
"-DBASE_IMPLEMENTATION",
"-I../..",
"-Igen",
"-I../../third_party/boringssl/src/include",
"-fcolor-diagnostics",
"-fmerge-all-constants",
"-fcrash-diagnostics-dir=../../tools/clang/crashreports",
"-Xclang",
"-mllvm",
"-Xclang",
"-instcombine-lower-dbg-declare=0",
"-fcomplete-member-pointers",
"/Gy",
"/FS",
"/bigobj",
"/utf-8",
"/Zc:twoPhase",
"/Zc:sizedDealloc-",
"/X",
"-fmsc-version=1916",
"/guard:cf,nochecks",
"-m64",
"/Brepro",
"-Wno-builtin-macro-redefined",
"-D__DATE__=",
"-D__TIME__=",
"-D__TIMESTAMP__=",
"-Xclang",
"-fdebug-compilation-dir",
"-Xclang",
".",
"-no-canonical-prefixes",
"/W4",
"-Wimplicit-fallthrough",
"-Wunreachable-code",
"-Wthread-safety",
"-Wextra-semi",
"/WX",
"/wd4091",
"/wd4127",
"/wd4251",
"/wd4275",
"/wd4312",
"/wd4324",
"/wd4351",
"/wd4355",
"/wd4503",
"/wd4589",
"/wd4611",
"/wd4100",
"/wd4121",
"/wd4244",
"/wd4505",
"/wd4510",
"/wd4512",
"/wd4610",
"/wd4838",
"/wd4995",
"/wd4996",
"/wd4456",
"/wd4457",
"/wd4458",
"/wd4459",
"/wd4200",
"/wd4201",
"/wd4204",
"/wd4221",
"/wd4245",
"/wd4267",
"/wd4305",
"/wd4389",
"/wd4702",
"/wd4701",
"/wd4703",
"/wd4661",
"/wd4706",
"/wd4715",
"-Wno-missing-field-initializers",
"-Wno-unused-parameter",
"-Wno-c++11-narrowing",
"-Wno-unneeded-internal-declaration",
"-Wno-undefined-var-template",
"-Wno-nonportable-include-path",
"-Wno-ignored-pragma-optimize",
"-Wno-implicit-int-float-conversion",
"-Wno-final-dtor-non-final-class",
"-Wno-builtin-assume-aligned-alignment",
"-Wno-deprecated-copy",
"-Wno-non-c-typedef-for-linkage",
"-Wmax-tokens",
"/Z7",
"-gcodeview-ghash",
"-Xclang",
"-debug-info-kind=constructor",
"-ftrivial-auto-var-init=pattern",
"/MT",
"-Xclang",
"-add-plugin",
"-Xclang",
"find-bad-constructs",
"-Wheader-hygiene",
"-Wstring-conversion",
"-Wtautological-overlap-compare",
"-Wglobal-constructors",
"-Wexit-time-destructors",
"-Wshadow",
"-Wno-shorten-64-to-32",
"-Wexit-time-destructors",
"/O2",
"/Ob2",
"/Oy-",
"/Zc:inline",
"/Gw",
"/TP",
"/wd4577",
"/GR-",
"-I../../buildtools/third_party/libc++/trunk/include",
"/c",
"../../base/win/com_init_util.cc",
"/Foobj/base/base/com_init_util.obj",
"/Fdobj/base/base_cc.pdb",
}
var fullChromiumDebugBuildArgs = []string{
"..\\..\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe",
"/nologo",
"/showIncludes:user",
"-imsvc..\\..\\third_party\\depot_tools\\win_toolchain\\vs_files\\9ff60e43ba91947baca460d0ca3b1b980c3a2c23\\win_sdk",
"-DUSE_AURA=1",
"-DCR_CLANG_REVISION=\"n353803-99ac9ce7-1\"",
"-D_HAS_NODISCARD",
"-DCOMPONENT_BUILD",
"-D_LIBCPP_ABI_UNSTABLE",
"-D_LIBCPP_ENABLE_NODISCARD",
"-D_LIBCPP_NO_AUTO_LINK",
"-D__STD_C",
"-D_CRT_RAND_S",
"-D_CRT_SECURE_NO_DEPRECATE",
"-D_SCL_SECURE_NO_DEPRECATE",
"-D_ATL_NO_OPENGL",
"-D_WINDOWS",
"-DCERT_CHAIN_PARA_HAS_EXTRA_FIELDS",
"-DPSAPI_VERSION=2",
"-DWIN32",
"-D_SECURE_ATL",
"-DWINAPI_FAMILY=WINAPI_FAMILY_DESKTOP_APP",
"-DWIN32_LEAN_AND_MEAN",
"-DNOMINMAX",
"-D_UNICODE",
"-DUNICODE",
"-DNTDDI_VERSION=NTDDI_WIN10_RS2",
"-D_WIN32_WINNT=0x0A00",
"-DWINVER=0x0A00",
"-D_DEBUG",
"-DDYNAMIC_ANNOTATIONS_ENABLED=1",
"-I../..",
"-Igen",
"-fcolor-diagnostics",
"-fmerge-all-constants",
"-fcrash-diagnostics-dir=../../tools/clang/crashreports",
"-Xclang",
"-mllvm",
"-Xclang",
"-instcombine-lower-dbg-declare=0",
"-fcomplete-member-pointers",
"/Gy",
"/FS",
"/bigobj",
"/utf-8",
"/Zc:twoPhase",
"/Zc:sizedDealloc-",
"/X",
"-fmsc-version=1916",
"/guard:cf,nochecks",
"/Zc:dllexportInlines-",
"-m64",
"/Brepro",
"-Wno-builtin-macro-redefined",
"-D__DATE__=",
"-D__TIME__=",
"-D__TIMESTAMP__=",
"-Xclang",
"-fdebug-compilation-dir",
"-Xclang",
".",
"-no-canonical-prefixes",
"/W4",
"-Wimplicit-fallthrough",
"-Wunreachable-code",
"-Wthread-safety",
"-Wextra-semi",
"/WX",
"/wd4091",
"/wd4127",
"/wd4251",
"/wd4275",
"/wd4312",
"/wd4324",
"/wd4351",
"/wd4355",
"/wd4503",
"/wd4589",
"/wd4611",
"/wd4100",
"/wd4121",
"/wd4244",
"/wd4505",
"/wd4510",
"/wd4512",
"/wd4610",
"/wd4838",
"/wd4995",
"/wd4996",
"/wd4456",
"/wd4457",
"/wd4458",
"/wd4459",
"/wd4200",
"/wd4201",
"/wd4204",
"/wd4221",
"/wd4245",
"/wd4267",
"/wd4305",
"/wd4389",
"/wd4702",
"/wd4701",
"/wd4703",
"/wd4661",
"/wd4706",
"/wd4715",
"-Wno-missing-field-initializers",
"-Wno-unused-parameter",
"-Wno-c++11-narrowing",
"-Wno-unneeded-internal-declaration",
"-Wno-undefined-var-template",
"-Wno-nonportable-include-path",
"-Wno-ignored-pragma-optimize",
"-Wno-implicit-int-float-conversion",
"-Wno-final-dtor-non-final-class",
"-Wno-builtin-assume-aligned-alignment",
"-Wno-deprecated-copy",
"-Wno-non-c-typedef-for-linkage",
"-Wmax-tokens",
"/Od",
"/Ob0",
"/GF",
"/Z7",
"-gcodeview-ghash",
"-Xclang",
"-debug-info-kind=constructor",
"-ftrivial-auto-var-init=pattern",
"/MDd",
"-Xclang",
"-add-plugin",
"-Xclang",
"find-bad-constructs",
"-Wheader-hygiene",
"-Wstring-conversion",
"-Wtautological-overlap-compare",
"-Wno-unused-const-variable",
"-Wno-unused-function",
"-Wno-undefined-bool-conversion",
"-Wno-tautological-undefined-compare",
"/TP",
"/wd4577",
"/GR-",
"-I../../buildtools/third_party/libc++/trunk/include",
"/c",
"../../base/third_party/double_conversion/double-conversion/fast-dtoa.cc",
"/Foobj/base/third_party/double_conversion/double_conversion/fast-dtoa.obj",
"/Fdobj/base/third_party/double_conversion/double_conversion_cc.pdb",
}
var fullLLVMReleaseBuildArgs = []string{
"C:\\b\\s\\w\\ir\\cache\\builder\\v8\\third_party\\llvm-build\\Release+Asserts\\bin\\clang-cl.exe",
"/nologo",
"-TP",
"-DGTEST_HAS_RTTI=0",
"-DUNICODE",
"-D_CRT_NONSTDC_NO_DEPRECATE",
"-D_CRT_NONSTDC_NO_WARNINGS",
"-D_CRT_SECURE_NO_DEPRECATE",
"-D_CRT_SECURE_NO_WARNINGS",
"-D_HAS_EXCEPTIONS=0",
"-D_SCL_SECURE_NO_DEPRECATE",
"-D_SCL_SECURE_NO_WARNINGS",
"-D_UNICODE",
"-D__STDC_CONSTANT_MACROS",
"-D__STDC_FORMAT_MACROS",
"-D__STDC_LIMIT_MACROS",
"-Itools\\opt",
"-IC:\\b\\s\\w\\ir\\cache\\builder\\emscripten-releases\\llvm-project\\llvm\\tools\\opt",
"-Iinclude",
"-IC:\\b\\s\\w\\ir\\cache\\builder\\emscripten-releases\\llvm-project\\llvm\\include",
"-Wno-nonportable-include-path",
"/Zc:inline",
"/Zc:strictStrings",
"/Oi",
"/Zc:rvalueCast",
"/Brepro",
"/W4",
"-Wextra",
"-Wno-unused-parameter",
"-Wwrite-strings",
"-Wcast-qual",
"-Wmissing-field-initializers",
"-Wimplicit-fallthrough",
"-Wcovered-switch-default",
"-Wno-noexcept-type",
"-Wdelete-non-virtual-dtor",
"-Wstring-conversion",
"/Gw",
"/MD",
"/O2",
"/Ob2",
"/EHs-c-",
"/GR-",
"-UNDEBUG",
"-std:c++14",
"/showIncludes",
"/Fotools\\opt\\CMakeFiles\\opt.dir\\PrintSCC.cpp.obj",
"/Fdtools\\opt\\CMakeFiles\\opt.dir\\",
"-c",
"C:\\b\\s\\w\\ir\\cache\\builder\\emscripten-releases\\llvm-project\\llvm\\tools\\opt\\PrintSCC.cpp",
}