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author | Bruno Ricci <riccibrun@gmail.com> | 2018-11-16 16:56:49 +0000 |
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committer | Bruno Ricci <riccibrun@gmail.com> | 2018-11-16 16:56:49 +0000 |
commit | 6161ebb147e73824cfc06648b887f7ba9fe19b6a (patch) | |
tree | e8169e5343bcd95ab26a9a67dd4f76b487447d23 /include | |
parent | 430214e3ab7ec72224d1d42eb0c09357c86fdcd4 (diff) | |
download | clang-6161ebb147e73824cfc06648b887f7ba9fe19b6a.tar.gz |
[AST][NFC] Pack CXXNullPtrLiteralExpr
Use the newly available space in the bit-fields of Stmt.
This saves one pointer per CXXNullPtrLiteralExpr.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@347063 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r-- | include/clang/AST/ExprCXX.h | 17 | ||||
-rw-r--r-- | include/clang/AST/Stmt.h | 10 |
2 files changed, 18 insertions, 9 deletions
diff --git a/include/clang/AST/ExprCXX.h b/include/clang/AST/ExprCXX.h index ea07052346..1529551e33 100644 --- a/include/clang/AST/ExprCXX.h +++ b/include/clang/AST/ExprCXX.h @@ -582,22 +582,21 @@ public: /// /// Introduced in C++11, the only literal of type \c nullptr_t is \c nullptr. class CXXNullPtrLiteralExpr : public Expr { - SourceLocation Loc; - public: - CXXNullPtrLiteralExpr(QualType Ty, SourceLocation l) + CXXNullPtrLiteralExpr(QualType Ty, SourceLocation Loc) : Expr(CXXNullPtrLiteralExprClass, Ty, VK_RValue, OK_Ordinary, false, - false, false, false), - Loc(l) {} + false, false, false) { + CXXNullPtrLiteralExprBits.Loc = Loc; + } explicit CXXNullPtrLiteralExpr(EmptyShell Empty) : Expr(CXXNullPtrLiteralExprClass, Empty) {} - SourceLocation getBeginLoc() const LLVM_READONLY { return Loc; } - SourceLocation getEndLoc() const LLVM_READONLY { return Loc; } + SourceLocation getBeginLoc() const { return getLocation(); } + SourceLocation getEndLoc() const { return getLocation(); } - SourceLocation getLocation() const { return Loc; } - void setLocation(SourceLocation L) { Loc = L; } + SourceLocation getLocation() const { return CXXNullPtrLiteralExprBits.Loc; } + void setLocation(SourceLocation L) { CXXNullPtrLiteralExprBits.Loc = L; } static bool classof(const Stmt *T) { return T->getStmtClass() == CXXNullPtrLiteralExprClass; diff --git a/include/clang/AST/Stmt.h b/include/clang/AST/Stmt.h index ad77c27e2c..37616207c0 100644 --- a/include/clang/AST/Stmt.h +++ b/include/clang/AST/Stmt.h @@ -514,6 +514,15 @@ protected: SourceLocation Loc; }; + class CXXNullPtrLiteralExprBitfields { + friend class CXXNullPtrLiteralExpr; + + unsigned : NumExprBits; + + /// The location of the null pointer literal. + SourceLocation Loc; + }; + class TypeTraitExprBitfields { friend class ASTStmtReader; friend class ASTStmtWriter; @@ -613,6 +622,7 @@ protected: // C++ Expressions CXXBoolLiteralExprBitfields CXXBoolLiteralExprBits; + CXXNullPtrLiteralExprBitfields CXXNullPtrLiteralExprBits; TypeTraitExprBitfields TypeTraitExprBits; ExprWithCleanupsBitfields ExprWithCleanupsBits; |