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| author | Erik Pilkington <erik.pilkington@gmail.com> | 2016-07-16 00:35:23 +0000 |
|---|---|---|
| committer | Erik Pilkington <erik.pilkington@gmail.com> | 2016-07-16 00:35:23 +0000 |
| commit | 29099ded0c1546dac891cf5510fd611a1d1992a5 (patch) | |
| tree | 599ab477fd7cd169e7633e40a4bc3e3ad776d4b8 /clang/lib/AST/ExprConstant.cpp | |
| parent | 21b3a032af8bcacbe2b3712de96b033b7ff3f208 (diff) | |
| download | bcm5719-llvm-29099ded0c1546dac891cf5510fd611a1d1992a5.tar.gz bcm5719-llvm-29099ded0c1546dac891cf5510fd611a1d1992a5.zip | |
[ObjC] Implement @available in the Parser and AST
This patch adds a new AST node: ObjCAvailabilityCheckExpr, and teaches the
Parser and Sema to generate it. This node represents an availability check of
the form:
@available(macos 10.10, *);
Which will eventually compile to a runtime check of the host's OS version. This
is the first patch of the feature I proposed here:
http://lists.llvm.org/pipermail/cfe-dev/2016-July/049851.html
Differential Revision: https://reviews.llvm.org/D22171
llvm-svn: 275654
Diffstat (limited to 'clang/lib/AST/ExprConstant.cpp')
| -rw-r--r-- | clang/lib/AST/ExprConstant.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/clang/lib/AST/ExprConstant.cpp b/clang/lib/AST/ExprConstant.cpp index 28bdf6da3ab..a25a6c7e513 100644 --- a/clang/lib/AST/ExprConstant.cpp +++ b/clang/lib/AST/ExprConstant.cpp @@ -9402,6 +9402,7 @@ static ICEDiag CheckICE(const Expr* E, const ASTContext &Ctx) { case Expr::ObjCPropertyRefExprClass: case Expr::ObjCSubscriptRefExprClass: case Expr::ObjCIsaExprClass: + case Expr::ObjCAvailabilityCheckExprClass: case Expr::ShuffleVectorExprClass: case Expr::ConvertVectorExprClass: case Expr::BlockExprClass: |
