diff options
Diffstat (limited to 'include/clang/Basic/ExceptionSpecificationType.h')
-rw-r--r-- | include/clang/Basic/ExceptionSpecificationType.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/clang/Basic/ExceptionSpecificationType.h b/include/clang/Basic/ExceptionSpecificationType.h index 98cfd297ad..e911bde191 100644 --- a/include/clang/Basic/ExceptionSpecificationType.h +++ b/include/clang/Basic/ExceptionSpecificationType.h @@ -16,7 +16,7 @@ namespace clang { -/// \brief The various types of exception specifications that exist in C++0x. +/// \brief The various types of exception specifications that exist in C++11. enum ExceptionSpecificationType { EST_None, ///< no exception specification EST_DynamicNone, ///< throw() @@ -24,7 +24,8 @@ enum ExceptionSpecificationType { EST_MSAny, ///< Microsoft throw(...) extension EST_BasicNoexcept, ///< noexcept EST_ComputedNoexcept, ///< noexcept(expression) - EST_Delayed ///< not known yet + EST_Delayed, ///< not known yet + EST_Uninstantiated ///< not instantiated yet }; inline bool isDynamicExceptionSpec(ExceptionSpecificationType ESpecType) { @@ -35,6 +36,19 @@ inline bool isNoexceptExceptionSpec(ExceptionSpecificationType ESpecType) { return ESpecType == EST_BasicNoexcept || ESpecType == EST_ComputedNoexcept; } +/// \brief Possible results from evaluation of a noexcept expression. +enum CanThrowResult { + CT_Cannot, + CT_Dependent, + CT_Can +}; + +inline CanThrowResult mergeCanThrow(CanThrowResult CT1, CanThrowResult CT2) { + // CanThrowResult constants are ordered so that the maximum is the correct + // merge result. + return CT1 > CT2 ? CT1 : CT2; +} + } // end namespace clang #endif // LLVM_CLANG_BASIC_EXCEPTIONSPECIFICATIONTYPE_H |