Reinstate r127112, "Propagate new-style exception spec information to ExtProtoInfo.", this time with the missing header.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127118 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 38 insertions, 0 deletions

diff --git a/include/clang/Basic/ExceptionSpecificationType.h b/include/clang/Basic/ExceptionSpecificationType.h
new file mode 100644
index 0000000000..48621c73d7
--- /dev/null
+++ b/include/clang/Basic/ExceptionSpecificationType.h
@@ -0,0 +1,38 @@
+//===--- ExceptionSpecificationType.h ---------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the ExceptionSpecificationType enumeration and various
+// utility functions.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLVM_CLANG_BASIC_EXCEPTIONSPECIFICATIONTYPE_H
+#define LLVM_CLANG_BASIC_EXCEPTIONSPECIFICATIONTYPE_H
+
+namespace clang {
+
+/// \brief The various types of exception specifications that exist in C++0x.
+enum ExceptionSpecificationType {
+  EST_None,            ///< no exception specification
+  EST_Dynamic,         ///< throw() or throw(T1, T2)
+  EST_DynamicAny,      ///< Microsoft throw(...) extension
+  EST_BasicNoexcept,   ///< noexcept
+  EST_ComputedNoexcept ///< noexcept(expression)
+};
+
+inline bool isDynamicExceptionSpec(ExceptionSpecificationType ESpecType) {
+  return ESpecType == EST_Dynamic || ESpecType == EST_DynamicAny;
+}
+
+inline bool isNoexceptExceptionSpec(ExceptionSpecificationType ESpecType) {
+  return ESpecType == EST_BasicNoexcept || ESpecType == EST_ComputedNoexcept;
+}
+
+} // end namespace clang
+
+#endif // LLVM_CLANG_BASIC_EXCEPTIONSPECIFICATIONTYPE_H