ReleaseNotes: add note about ASTContext::WCharTy and WideCharTy

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@182280 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/ReleaseNotes.rst b/docs/ReleaseNotes.rst
index 34810c24f4344aefd0434bb667e2a9332d737b33..886f7f9c29a298d5dad23850c6152e24d054c0e0 100644 (file)
--- a/docs/ReleaseNotes.rst
+++ b/docs/ReleaseNotes.rst
@@ -126,6 +126,15 @@ in the source, the linkage and a semantic storage class. This was a bit
 redundant and the semantic storage class has been removed. The method
 getStorageClass now returns what is written it the source code for that decl.
 
+Wide Character Types
+^^^^^^^^^^^^^^^^^^^^
+
+The ASTContext class now keeps track of two different types for wide character
+types: WCharTy and WideCharTy. WCharTy represents the built-in wchar_t type
+available in C++. WideCharTy is the type used for wide character literals; in
+C++ it is the same as WCharTy, but in C99, where wchar_t is a typedef, it is an
+integer type.
+
 ...
 
 libclang