C++ UnqualifiedId::getLocStart方法代码示例

本文整理汇总了C++中UnqualifiedId::getLocStart方法的典型用法代码示例。如果您正苦于以下问题：C++ UnqualifiedId::getLocStart方法的具体用法？C++ UnqualifiedId::getLocStart怎么用？C++ UnqualifiedId::getLocStart使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类UnqualifiedId的用法示例。

在下文中一共展示了UnqualifiedId::getLocStart方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: LookupInlineAsmIdentifier

ExprResult Sema::LookupInlineAsmIdentifier(CXXScopeSpec &SS,
                                           SourceLocation TemplateKWLoc,
                                           UnqualifiedId &Id,
                                           llvm::InlineAsmIdentifierInfo &Info,
                                           bool IsUnevaluatedContext) {
  Info.clear();

  if (IsUnevaluatedContext)
    PushExpressionEvaluationContext(UnevaluatedAbstract,
                                    ReuseLambdaContextDecl);

  ExprResult Result = ActOnIdExpression(getCurScope(), SS, TemplateKWLoc, Id,
                                        /*trailing lparen*/ false,
                                        /*is & operand*/ false,
                                        /*CorrectionCandidateCallback=*/nullptr,
                                        /*IsInlineAsmIdentifier=*/ true);

  if (IsUnevaluatedContext)
    PopExpressionEvaluationContext();

  if (!Result.isUsable()) return Result;

  Result = CheckPlaceholderExpr(Result.get());
  if (!Result.isUsable()) return Result;

  QualType T = Result.get()->getType();

  // For now, reject dependent types.
  if (T->isDependentType()) {
    Diag(Id.getLocStart(), diag::err_asm_incomplete_type) << T;
    return ExprError();
  }

  // Any sort of function type is fine.
  if (T->isFunctionType()) {
    return Result;
  }

  // Otherwise, it needs to be a complete type.
  if (RequireCompleteExprType(Result.get(), diag::err_asm_incomplete_type)) {
    return ExprError();
  }

  // Compute the type size (and array length if applicable?).
  Info.Type = Info.Size = Context.getTypeSizeInChars(T).getQuantity();
  if (T->isArrayType()) {
    const ArrayType *ATy = Context.getAsArrayType(T);
    Info.Type = Context.getTypeSizeInChars(ATy->getElementType()).getQuantity();
    Info.Length = Info.Size / Info.Type;
  }

  // We can work with the expression as long as it's not an r-value.
  if (!Result.get()->isRValue())
    Info.IsVarDecl = true;

  return Result;
}

开发者ID:KeeganRen，项目名称:clang，代码行数:57，代码来源:SemaStmtAsm.cpp

示例2: LookupInlineAsmIdentifier

ExprResult Sema::LookupInlineAsmIdentifier(CXXScopeSpec &SS,
                                           SourceLocation TemplateKWLoc,
                                           UnqualifiedId &Id,
                                           llvm::InlineAsmIdentifierInfo &Info,
                                           bool IsUnevaluatedContext) {
  Info.clear();

  if (IsUnevaluatedContext)
    PushExpressionEvaluationContext(UnevaluatedAbstract,
                                    ReuseLambdaContextDecl);

  ExprResult Result = ActOnIdExpression(getCurScope(), SS, TemplateKWLoc, Id,
                                        /*trailing lparen*/ false,
                                        /*is & operand*/ false,
                                        /*CorrectionCandidateCallback=*/nullptr,
                                        /*IsInlineAsmIdentifier=*/ true);

  if (IsUnevaluatedContext)
    PopExpressionEvaluationContext();

  if (!Result.isUsable()) return Result;

  Result = CheckPlaceholderExpr(Result.get());
  if (!Result.isUsable()) return Result;

  // Referring to parameters is not allowed in naked functions.
  if (CheckNakedParmReference(Result.get(), *this))
    return ExprError();

  QualType T = Result.get()->getType();

  // For now, reject dependent types.
  if (T->isDependentType()) {
    Diag(Id.getLocStart(), diag::err_asm_incomplete_type) << T;
    return ExprError();
  }

  // Any sort of function type is fine.
  if (T->isFunctionType()) {
    return Result;
  }

  // Otherwise, it needs to be a complete type.
  if (RequireCompleteExprType(Result.get(), diag::err_asm_incomplete_type)) {
    return ExprError();
  }

  fillInlineAsmTypeInfo(Context, T, Info);

  // We can work with the expression as long as it's not an r-value.
  if (!Result.get()->isRValue())
    Info.IsVarDecl = true;

  return Result;
}

开发者ID:losalamos，项目名称:kokkos-clang，代码行数:55，代码来源:SemaStmtAsm.cpp

注：本文中的UnqualifiedId::getLocStart方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。