diff options
Diffstat (limited to 'src/corelib/global/qassert.cpp')
| -rw-r--r-- | src/corelib/global/qassert.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/corelib/global/qassert.cpp b/src/corelib/global/qassert.cpp index 462f141294..7c0064ac2f 100644 --- a/src/corelib/global/qassert.cpp +++ b/src/corelib/global/qassert.cpp @@ -5,14 +5,51 @@ #include <QtCore/qlogging.h> +#include <cstdlib> #include <cstdio> #include <exception> #ifndef QT_NO_EXCEPTIONS #include <new> #endif +#if defined(Q_CC_MSVC) +# include <crtdbg.h> +#endif +#ifdef Q_OS_WIN +# include <qt_windows.h> +#endif + QT_BEGIN_NAMESPACE +void qAbort() +{ +#ifdef Q_OS_WIN + // std::abort() in the MSVC runtime will call _exit(3) if the abort + // behavior is _WRITE_ABORT_MSG - see also _set_abort_behavior(). This is + // the default for a debug-mode build of the runtime. Worse, MinGW's + // std::abort() implementation (in msvcrt.dll) is basically a call to + // _exit(3) too. Unfortunately, _exit() and _Exit() *do* run the static + // destructors of objects in DLLs, a violation of the C++ standard (see + // [support.start.term]). So we bypass std::abort() and directly + // terminate the application. + +# if defined(Q_CC_MSVC) + if (IsProcessorFeaturePresent(PF_FASTFAIL_AVAILABLE)) + __fastfail(FAST_FAIL_FATAL_APP_EXIT); +# else + RaiseFailFastException(nullptr, nullptr, 0); +# endif + + // Fallback + TerminateProcess(GetCurrentProcess(), STATUS_FATAL_APP_EXIT); + + // Tell the compiler the application has stopped. + Q_UNREACHABLE_IMPL(); +#else // !Q_OS_WIN + std::abort(); +#endif +} + /*! \macro void Q_ASSERT(bool test) \relates <QtAssert> |