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G M: Provides the _LIBCPP_WARNING macro, to be used for MSVC only, since that compiler doesn't support #warning.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@191980 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant
2013-10-04 21:14:44 +00:00
parent 66a8fcecd9
commit f7555069ab
6 changed files with 78 additions and 25 deletions
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74
src/exception.cpp
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@@ -1,3 +1,5 @@
//===------------------------ exception.cpp -------------------------------===//
//
// The LLVM Compiler Infrastructure
@@ -39,6 +41,13 @@
static std::unexpected_handler __unexpected_handler;
#endif // __has_include(<cxxabi.h>)
_LIBCPP_NORETURN
static void _libcpp_abort(const char* msg)
{
printf("%s\n", msg);
abort();
}
namespace std
{
@@ -89,15 +98,13 @@ terminate() _NOEXCEPT
#endif // _LIBCPP_NO_EXCEPTIONS
(*get_terminate())();
// handler should not return
printf("terminate_handler unexpectedly returned\n");
::abort ();
_libcpp_abort("terminate_handler unexpectedly returned\n");
#ifndef _LIBCPP_NO_EXCEPTIONS
}
catch (...)
{
// handler should not throw exception
printf("terminate_handler unexpectedly threw an exception\n");
::abort ();
_libcpp_abort("terminate_handler unexpectedly threw an exception\n");
}
#endif // _LIBCPP_NO_EXCEPTIONS
}
@@ -111,12 +118,16 @@ bool uncaught_exception() _NOEXCEPT
// on Darwin, there is a helper function so __cxa_get_globals is private
return __cxa_uncaught_exception();
#else // __APPLE__
#warning uncaught_exception not yet implemented
printf("uncaught_exception not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("uncaught_exception not yet implemented")
# else
# warning uncaught_exception not yet implemented
# endif
_libcpp_abort("uncaught_exception not yet implemented\n");
#endif // __APPLE__
}
#ifndef _LIBCPPABI_VERSION
exception::~exception() _NOEXCEPT
@@ -149,9 +160,12 @@ exception_ptr::~exception_ptr() _NOEXCEPT
#if HAVE_DEPENDENT_EH_ABI
__cxa_decrement_exception_refcount(__ptr_);
#else
#warning exception_ptr not yet implemented
printf("exception_ptr not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("exception_ptr not yet implemented")
# else
# warning exception_ptr not yet implemented
# endif
_libcpp_abort("exception_ptr not yet implemented\n");
#endif // __APPLE__
}
@@ -161,9 +175,14 @@ exception_ptr::exception_ptr(const exception_ptr& other) _NOEXCEPT
#if HAVE_DEPENDENT_EH_ABI
__cxa_increment_exception_refcount(__ptr_);
#else
#warning exception_ptr not yet implemented
printf("exception_ptr not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("exception_ptr not yet implemented")
# else
# warning exception_ptr not yet implemented
# endif
_libcpp_abort("exception_ptr not yet implemented\n");
#endif // __APPLE__
}
@@ -178,9 +197,14 @@ exception_ptr& exception_ptr::operator=(const exception_ptr& other) _NOEXCEPT
}
return *this;
#else // __APPLE__
#warning exception_ptr not yet implemented
printf("exception_ptr not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("exception_ptr not yet implemented")
# else
# warning exception_ptr not yet implemented
# endif
_libcpp_abort("exception_ptr not yet implemented\n");
#endif // __APPLE__
}
@@ -213,9 +237,12 @@ exception_ptr current_exception() _NOEXCEPT
ptr.__ptr_ = __cxa_current_primary_exception();
return ptr;
#else // __APPLE__
#warning exception_ptr not yet implemented
printf("exception_ptr not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING( "exception_ptr not yet implemented" )
# else
# warning exception_ptr not yet implemented
# endif
_libcpp_abort("exception_ptr not yet implemented\n");
#endif // __APPLE__
}
@@ -227,9 +254,12 @@ void rethrow_exception(exception_ptr p)
// if p.__ptr_ is NULL, above returns so we terminate
terminate();
#else // __APPLE__
#warning exception_ptr not yet implemented
printf("exception_ptr not yet implemented\n");
::abort();
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("exception_ptr not yet implemented")
# else
# warning exception_ptr not yet implemented
# endif
_libcpp_abort("exception_ptr not yet implemented\n");
#endif // __APPLE__
}
} // std

6
src/thread.cpp
View File

@@ -89,7 +89,11 @@ thread::hardware_concurrency() _NOEXCEPT
#else // defined(CTL_HW) && defined(HW_NCPU)
// TODO: grovel through /proc or check cpuid on x86 and similar
// instructions on other architectures.
#warning hardware_concurrency not yet implemented
# if defined(_MSC_VER) && ! defined(__clang__)
_LIBCPP_WARNING("hardware_concurrency not yet implemented")
# else
# warning hardware_concurrency not yet implemented
# endif
return 0; // Means not computable [thread.thread.static]
#endif // defined(CTL_HW) && defined(HW_NCPU)
}