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clang 20.0.0git
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Data structure used to record current or nested expression evaluation contexts. More...
#include "clang/Sema/Sema.h"
Classes | |
| struct | InitializationContext |
Public Types | |
| enum | ExpressionKind { EK_Decltype , EK_TemplateArgument , EK_AttrArgument , EK_Other } |
| Describes whether we are in an expression constext which we have to handle differently. More... | |
Public Member Functions | |
| ExpressionEvaluationContextRecord (ExpressionEvaluationContext Context, unsigned NumCleanupObjects, CleanupInfo ParentCleanup, Decl *ManglingContextDecl, ExpressionKind ExprContext) | |
| bool | isUnevaluated () const |
| bool | isPotentiallyEvaluated () const |
| bool | isConstantEvaluated () const |
| bool | isImmediateFunctionContext () const |
| bool | isDiscardedStatementContext () const |
Public Attributes | |
| ExpressionEvaluationContext | Context |
| The expression evaluation context. | |
| CleanupInfo | ParentCleanup |
| Whether the enclosing context needed a cleanup. | |
| unsigned | NumCleanupObjects |
| The number of active cleanup objects when we entered this expression evaluation context. | |
| unsigned | NumTypos |
| The number of typos encountered during this expression evaluation context (i.e. | |
| MaybeODRUseExprSet | SavedMaybeODRUseExprs |
| SmallVector< LambdaExpr *, 2 > | Lambdas |
| The lambdas that are present within this context, if it is indeed an unevaluated context. | |
| Decl * | ManglingContextDecl |
| The declaration that provides context for lambda expressions and block literals if the normal declaration context does not suffice, e.g., in a default function argument. | |
| SmallVector< CallExpr *, 8 > | DelayedDecltypeCalls |
| If we are processing a decltype type, a set of call expressions for which we have deferred checking the completeness of the return type. | |
| SmallVector< CXXBindTemporaryExpr *, 8 > | DelayedDecltypeBinds |
| If we are processing a decltype type, a set of temporary binding expressions for which we have deferred checking the destructor. | |
| llvm::SmallPtrSet< const Expr *, 8 > | PossibleDerefs |
| SmallVector< Expr *, 2 > | VolatileAssignmentLHSs |
| Expressions appearing as the LHS of a volatile assignment in this context. | |
| llvm::SmallVector< ImmediateInvocationCandidate, 4 > | ImmediateInvocationCandidates |
| Set of candidates for starting an immediate invocation. | |
| llvm::SmallPtrSet< DeclRefExpr *, 4 > | ReferenceToConsteval |
| Set of DeclRefExprs referencing a consteval function when used in a context not already known to be immediately invoked. | |
| SmallVector< MaterializeTemporaryExpr *, 8 > | ForRangeLifetimeExtendTemps |
| P2718R0 - Lifetime extension in range-based for loops. | |
| enum clang::Sema::ExpressionEvaluationContextRecord::ExpressionKind | ExprContext |
| bool | InDiscardedStatement |
| bool | InImmediateFunctionContext |
| bool | InImmediateEscalatingFunctionContext |
| bool | IsCurrentlyCheckingDefaultArgumentOrInitializer = false |
| bool | InConditionallyConstantEvaluateContext = false |
| bool | InLifetimeExtendingContext = false |
| Whether we are currently in a context in which all temporaries must be lifetime-extended, even if they're not bound to a reference (for example, in a for-range initializer). | |
| std::optional< InitializationContext > | DelayedDefaultInitializationContext |
Data structure used to record current or nested expression evaluation contexts.
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Definition at line 6426 of file Sema.h.
Referenced by clang::Sema::isAlwaysConstantEvaluatedContext(), clang::Sema::isConstantEvaluatedContext(), and clang::Sema::PopExpressionEvaluationContext().
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Definition at line 6446 of file Sema.h.
Referenced by clang::Sema::PushExpressionEvaluationContext().
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Definition at line 6431 of file Sema.h.
Referenced by HandleImmediateInvocations(), and clang::Sema::isImmediateFunctionContext().
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Definition at line 6413 of file Sema.h.
Referenced by clang::Sema::isUnevaluatedContext(), and clang::Sema::PopExpressionEvaluationContext().
| ExpressionEvaluationContext clang::Sema::ExpressionEvaluationContextRecord::Context |
The expression evaluation context.
Definition at line 6305 of file Sema.h.
Referenced by HandleImmediateInvocations(), clang::Sema::isCheckingDefaultArgumentOrInitializer(), and clang::Sema::TransformToPotentiallyEvaluated().
| SmallVector<CXXBindTemporaryExpr *, 8> clang::Sema::ExpressionEvaluationContextRecord::DelayedDecltypeBinds |
| SmallVector<CallExpr *, 8> clang::Sema::ExpressionEvaluationContextRecord::DelayedDecltypeCalls |
| std::optional<InitializationContext> clang::Sema::ExpressionEvaluationContextRecord::DelayedDefaultInitializationContext |
| enum clang::Sema::ExpressionEvaluationContextRecord::ExpressionKind clang::Sema::ExpressionEvaluationContextRecord::ExprContext |
Referenced by clang::Sema::PopExpressionEvaluationContext().
| SmallVector<MaterializeTemporaryExpr *, 8> clang::Sema::ExpressionEvaluationContextRecord::ForRangeLifetimeExtendTemps |
P2718R0 - Lifetime extension in range-based for loops.
MaterializeTemporaryExprs in for-range-init expressions which need to extend lifetime. Add MaterializeTemporaryExpr* if the value of InLifetimeExtendingContext is true.
Definition at line 6356 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| llvm::SmallVector<ImmediateInvocationCandidate, 4> clang::Sema::ExpressionEvaluationContextRecord::ImmediateInvocationCandidates |
Set of candidates for starting an immediate invocation.
Definition at line 6346 of file Sema.h.
Referenced by HandleImmediateInvocations(), and RemoveNestedImmediateInvocation().
Definition at line 6378 of file Sema.h.
Referenced by clang::Sema::isAlwaysConstantEvaluatedContext().
| bool clang::Sema::ExpressionEvaluationContextRecord::InDiscardedStatement |
| bool clang::Sema::ExpressionEvaluationContextRecord::InImmediateEscalatingFunctionContext |
Definition at line 6371 of file Sema.h.
Referenced by HandleImmediateInvocations().
| bool clang::Sema::ExpressionEvaluationContextRecord::InImmediateFunctionContext |
Whether we are currently in a context in which all temporaries must be lifetime-extended, even if they're not bound to a reference (for example, in a for-range initializer).
Definition at line 6383 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| bool clang::Sema::ExpressionEvaluationContextRecord::IsCurrentlyCheckingDefaultArgumentOrInitializer = false |
Definition at line 6373 of file Sema.h.
Referenced by clang::Sema::isCheckingDefaultArgumentOrInitializer().
| SmallVector<LambdaExpr *, 2> clang::Sema::ExpressionEvaluationContextRecord::Lambdas |
The lambdas that are present within this context, if it is indeed an unevaluated context.
Definition at line 6322 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| Decl* clang::Sema::ExpressionEvaluationContextRecord::ManglingContextDecl |
| unsigned clang::Sema::ExpressionEvaluationContextRecord::NumCleanupObjects |
The number of active cleanup objects when we entered this expression evaluation context.
Definition at line 6312 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| unsigned clang::Sema::ExpressionEvaluationContextRecord::NumTypos |
The number of typos encountered during this expression evaluation context (i.e.
the number of TypoExprs created).
Definition at line 6316 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| CleanupInfo clang::Sema::ExpressionEvaluationContextRecord::ParentCleanup |
Whether the enclosing context needed a cleanup.
Definition at line 6308 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| llvm::SmallPtrSet<const Expr *, 8> clang::Sema::ExpressionEvaluationContextRecord::PossibleDerefs |
Definition at line 6337 of file Sema.h.
Referenced by clang::Sema::WarnOnPendingNoDerefs().
| llvm::SmallPtrSet<DeclRefExpr *, 4> clang::Sema::ExpressionEvaluationContextRecord::ReferenceToConsteval |
Set of DeclRefExprs referencing a consteval function when used in a context not already known to be immediately invoked.
Definition at line 6350 of file Sema.h.
Referenced by clang::Sema::ActOnCallExpr(), HandleImmediateInvocations(), and RemoveNestedImmediateInvocation().
| MaybeODRUseExprSet clang::Sema::ExpressionEvaluationContextRecord::SavedMaybeODRUseExprs |
Definition at line 6318 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
| SmallVector<Expr *, 2> clang::Sema::ExpressionEvaluationContextRecord::VolatileAssignmentLHSs |
Expressions appearing as the LHS of a volatile assignment in this context.
We produce a warning for these when popping the context if they are not discarded-value expressions nor unevaluated operands.
Definition at line 6342 of file Sema.h.
Referenced by clang::Sema::PopExpressionEvaluationContext().
1.9.6