caio/clang-p2996
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Revert "[libc++] Re-enable warnings in the new format"

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This reverts commit 20fd624380, which broke the C++03 build bot.
I'll have another stab at this after fixing those failures.
This commit is contained in:
Louis Dionne
2020-04-20 16:42:53 -04:00
parent 56e4888627
commit 5ec6fdb058
3 changed files with 14 additions and 17 deletions
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2
libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp
View File

@@ -14,8 +14,6 @@
#include "test_macros.h"
#include "MoveOnly.h"
// expected-warning@array:* 0-1 {{suggest braces around initialization of subobject}}
int main(int, char**) {
{
char source[3][6] = {"hi", "world"};

11
libcxx/utils/libcxx/test/config.py
View File

@@ -829,7 +829,7 @@ class Configuration(object):
self.cxx.useWarnings(enable_warnings)
self.cxx.warning_flags += [
'-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER',
'-Wall', '-Wextra'
'-Wall', '-Wextra', '-Werror'
]
if self.cxx.hasWarningFlag('-Wuser-defined-warnings'):
self.cxx.warning_flags += ['-Wuser-defined-warnings']
@@ -849,7 +849,11 @@ class Configuration(object):
self.cxx.addWarningFlagIfSupported('-Wunused-variable')
self.cxx.addWarningFlagIfSupported('-Wunused-parameter')
self.cxx.addWarningFlagIfSupported('-Wunreachable-code')
self.cxx.addWarningFlagIfSupported('-Wno-unused-local-typedef')
std = self.get_lit_conf('std', None)
if std in ['c++98', 'c++03']:
# The '#define static_assert' provided by libc++ in C++03 mode
# causes an unused local typedef whenever it is used.
self.cxx.addWarningFlagIfSupported('-Wno-unused-local-typedef')
def configure_sanitizer(self):
san = self.get_lit_conf('use_sanitizer', '').strip()
@@ -978,9 +982,8 @@ class Configuration(object):
sub.append(('%{libcxx_src_root}', self.libcxx_src_root))
# Configure flags substitutions
flags = self.cxx.flags + (self.cxx.modules_flags if self.cxx.use_modules else [])
compile_flags = self.cxx.compile_flags + self.cxx.warning_flags
sub.append(('%{flags}', ' '.join(map(pipes.quote, flags))))
sub.append(('%{compile_flags}', ' '.join(map(pipes.quote, compile_flags))))
sub.append(('%{compile_flags}', ' '.join(map(pipes.quote, self.cxx.compile_flags))))
sub.append(('%{link_flags}', ' '.join(map(pipes.quote, self.cxx.link_flags))))
sub.append(('%{link_libcxxabi}', pipes.quote(self.cxx.link_libcxxabi_flag)))

18
libcxx/utils/libcxx/test/newformat.py
View File

@@ -173,37 +173,33 @@ class CxxStandardLibraryTest(lit.formats.TestFormat):
if '-fmodules' in test.config.available_features and self._disableWithModules(test, litConfig):
return lit.Test.Result(lit.Test.UNSUPPORTED, 'Test {} is unsupported when modules are enabled')
# TODO(ldionne): Enable -Werror with all supported compilers.
clangOrAppleClang = {'clang', 'apple-clang'}.intersection(test.config.available_features) != set()
werror = '-Werror' if clangOrAppleClang else ''
if re.search('[.]sh[.][^.]+$', filename):
steps = [ ] # The steps are already in the script
return self._executeShTest(test, litConfig, steps)
elif filename.endswith('.compile.pass.cpp'):
steps = [
"%dbg(COMPILED WITH) %{{cxx}} %s {} %{{flags}} %{{compile_flags}} -fsyntax-only".format(werror)
"%dbg(COMPILED WITH) %{cxx} %s %{flags} %{compile_flags} -fsyntax-only"
]
return self._executeShTest(test, litConfig, steps)
elif filename.endswith('.compile.fail.cpp'):
steps = [
"%dbg(COMPILED WITH) ! %{{cxx}} %s {} %{{flags}} %{{compile_flags}} -fsyntax-only".format(werror)
"%dbg(COMPILED WITH) ! %{cxx} %s %{flags} %{compile_flags} -fsyntax-only"
]
return self._executeShTest(test, litConfig, steps)
elif filename.endswith('.link.pass.cpp'):
steps = [
"%dbg(COMPILED WITH) %{{cxx}} %s {} %{{flags}} %{{compile_flags}} %{{link_flags}} -o %t.exe".format(werror)
"%dbg(COMPILED WITH) %{cxx} %s %{flags} %{compile_flags} %{link_flags} -o %t.exe"
]
return self._executeShTest(test, litConfig, steps)
elif filename.endswith('.link.fail.cpp'):
steps = [
"%dbg(COMPILED WITH) %{{cxx}} %s {} %{{flags}} %{{compile_flags}} -c -o %t.o".format(werror),
"%dbg(COMPILED WITH) %{cxx} %s %{flags} %{compile_flags} -c -o %t.o",
"%dbg(LINKED WITH) ! %{cxx} %t.o %{flags} %{link_flags} -o %t.exe"
]
return self._executeShTest(test, litConfig, steps)
elif filename.endswith('.run.fail.cpp'):
steps = [
"%dbg(COMPILED WITH) %{{cxx}} %s {} %{{flags}} %{{compile_flags}} %{{link_flags}} -o %t.exe".format(werror),
"%dbg(COMPILED WITH) %{cxx} %s %{flags} %{compile_flags} %{link_flags} -o %t.exe",
"%dbg(EXECUTED AS) %{exec} ! %t.exe"
]
return self._executeShTest(test, litConfig, steps, fileDependencies=['%t.exe'])
@@ -216,7 +212,7 @@ class CxxStandardLibraryTest(lit.formats.TestFormat):
# suffixes above too.
elif filename.endswith('.pass.cpp') or filename.endswith('.pass.mm'):
steps = [
"%dbg(COMPILED WITH) %{{cxx}} %s {} %{{flags}} %{{compile_flags}} %{{link_flags}} -o %t.exe".format(werror),
"%dbg(COMPILED WITH) %{cxx} %s %{flags} %{compile_flags} %{link_flags} -o %t.exe",
"%dbg(EXECUTED AS) %{exec} %t.exe"
]
return self._executeShTest(test, litConfig, steps, fileDependencies=['%t.exe'])
@@ -230,7 +226,7 @@ class CxxStandardLibraryTest(lit.formats.TestFormat):
]
else:
steps = [
"%dbg(COMPILED WITH) ! %{{cxx}} {} %s %{{flags}} %{{compile_flags}} -fsyntax-only".format(werror)
"%dbg(COMPILED WITH) ! %{cxx} %s %{flags} %{compile_flags} -fsyntax-only"
]
return self._executeShTest(test, litConfig, steps)
else: