Author: rsmith
Date: Wed Jan 6 19:17:43 2016
New Revision: 257008
URL: http://llvm.org/viewvc/llvm-project?rev=257008&view=rev
Log:
Improve documentation comments for IdentifierNamespace values.
Modified:
cfe/trunk/include/clang/AST/DeclBase.h
Modified: cfe/trunk/include/clang/AST/DeclBase.h
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/DeclBase.h?rev=257008&r1=257007&r2=257008&view=diff
==============================================================================
--- cfe/trunk/include/clang/AST/DeclBase.h (original)
+++ cfe/trunk/include/clang/AST/DeclBase.h Wed Jan 6 19:17:43 2016
@@ -113,6 +113,9 @@ public:
/// Tags, declared with 'struct foo;' and referenced with
/// 'struct foo'. All tags are also types. This is what
/// elaborated-type-specifiers look for in C.
+ /// This also contains names that conflict with tags in the
+ /// same scope but that are otherwise ordinary names (non-type
+ /// template parameters and indirect field declarations).
IDNS_Tag = 0x0002,
/// Types, declared with 'struct foo', typedefs, etc.
@@ -131,7 +134,7 @@ public:
IDNS_Namespace = 0x0010,
/// Ordinary names. In C, everything that's not a label, tag,
- /// or member ends up here.
+ /// member, or function-local extern ends up here.
IDNS_Ordinary = 0x0020,
/// Objective C \@protocol.
@@ -160,7 +163,9 @@ public:
/// This declaration is a function-local extern declaration of a
/// variable or function. This may also be IDNS_Ordinary if it
- /// has been declared outside any function.
+ /// has been declared outside any function. These act mostly like
+ /// invisible friend declarations, but are also visible to unqualified
+ /// lookup within the scope of the declaring function.
IDNS_LocalExtern = 0x0800
};
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