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Add a comment.
author
Dan Gohman
<gohman@apple.com>
Tue, 31 Mar 2009 16:46:45 +0000
(16:46 +0000)
committer
Dan Gohman
<gohman@apple.com>
Tue, 31 Mar 2009 16:46:45 +0000
(16:46 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68111
91177308
-0d34-0410-b5e6-
96231b3b80d8
utils/TableGen/CodeGenDAGPatterns.h
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diff --git
a/utils/TableGen/CodeGenDAGPatterns.h
b/utils/TableGen/CodeGenDAGPatterns.h
index 615802beeb30d6f0ee91a15d60b1e741e2586348..f1b0d37605b8185e5e994c8b04abfde21f46f2ce 100644
(file)
--- a/
utils/TableGen/CodeGenDAGPatterns.h
+++ b/
utils/TableGen/CodeGenDAGPatterns.h
@@
-145,7
+145,8
@@
public:
/// TreePatternNode objects!
class TreePatternNode {
/// The inferred type for this node, or EMVT::isUnknown if it hasn't
- /// been determined yet.
+ /// been determined yet. This is a std::vector because during inference
+ /// there may be multiple possible types.
std::vector<unsigned char> Types;
/// Operator - The Record for the operator if this is an interior node (not