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-rw-r--r--lib/Parse/ParseDeclCXX.cpp418
1 files changed, 231 insertions, 187 deletions
diff --git a/lib/Parse/ParseDeclCXX.cpp b/lib/Parse/ParseDeclCXX.cpp
index 172049c34053..4339047f1f16 100644
--- a/lib/Parse/ParseDeclCXX.cpp
+++ b/lib/Parse/ParseDeclCXX.cpp
@@ -52,10 +52,12 @@ Decl *Parser::ParseNamespace(unsigned Context,
SourceLocation InlineLoc) {
assert(Tok.is(tok::kw_namespace) && "Not a namespace!");
SourceLocation NamespaceLoc = ConsumeToken(); // eat the 'namespace'.
-
+ ObjCDeclContextSwitch ObjCDC(*this);
+
if (Tok.is(tok::code_completion)) {
Actions.CodeCompleteNamespaceDecl(getCurScope());
- ConsumeCodeCompletionToken();
+ cutOffParsing();
+ return 0;
}
SourceLocation IdentLoc;
@@ -89,12 +91,12 @@ Decl *Parser::ParseNamespace(unsigned Context,
if (InlineLoc.isValid())
Diag(InlineLoc, diag::err_inline_namespace_alias)
<< FixItHint::CreateRemoval(InlineLoc);
-
return ParseNamespaceAlias(NamespaceLoc, IdentLoc, Ident, DeclEnd);
}
- if (Tok.isNot(tok::l_brace)) {
+ BalancedDelimiterTracker T(*this, tok::l_brace);
+ if (T.consumeOpen()) {
if (!ExtraIdent.empty()) {
Diag(ExtraNamespaceLoc[0], diag::err_nested_namespaces_with_double_colon)
<< SourceRange(ExtraNamespaceLoc.front(), ExtraIdentLoc.back());
@@ -104,8 +106,6 @@ Decl *Parser::ParseNamespace(unsigned Context,
return 0;
}
- SourceLocation LBrace = ConsumeBrace();
-
if (getCurScope()->isClassScope() || getCurScope()->isTemplateParamScope() ||
getCurScope()->isInObjcMethodScope() || getCurScope()->getBlockParent() ||
getCurScope()->getFnParent()) {
@@ -113,7 +113,7 @@ Decl *Parser::ParseNamespace(unsigned Context,
Diag(ExtraNamespaceLoc[0], diag::err_nested_namespaces_with_double_colon)
<< SourceRange(ExtraNamespaceLoc.front(), ExtraIdentLoc.back());
}
- Diag(LBrace, diag::err_namespace_nonnamespace_scope);
+ Diag(T.getOpenLocation(), diag::err_namespace_nonnamespace_scope);
SkipUntil(tok::r_brace, false);
return 0;
}
@@ -156,23 +156,23 @@ Decl *Parser::ParseNamespace(unsigned Context,
Decl *NamespcDecl =
Actions.ActOnStartNamespaceDef(getCurScope(), InlineLoc, NamespaceLoc,
- IdentLoc, Ident, LBrace, attrs.getList());
+ IdentLoc, Ident, T.getOpenLocation(),
+ attrs.getList());
PrettyDeclStackTraceEntry CrashInfo(Actions, NamespcDecl, NamespaceLoc,
"parsing namespace");
- SourceLocation RBraceLoc;
// Parse the contents of the namespace. This includes parsing recovery on
// any improperly nested namespaces.
ParseInnerNamespace(ExtraIdentLoc, ExtraIdent, ExtraNamespaceLoc, 0,
- InlineLoc, LBrace, attrs, RBraceLoc);
+ InlineLoc, attrs, T);
// Leave the namespace scope.
NamespaceScope.Exit();
- Actions.ActOnFinishNamespaceDef(NamespcDecl, RBraceLoc);
+ DeclEnd = T.getCloseLocation();
+ Actions.ActOnFinishNamespaceDef(NamespcDecl, DeclEnd);
- DeclEnd = RBraceLoc;
return NamespcDecl;
}
@@ -181,9 +181,8 @@ void Parser::ParseInnerNamespace(std::vector<SourceLocation>& IdentLoc,
std::vector<IdentifierInfo*>& Ident,
std::vector<SourceLocation>& NamespaceLoc,
unsigned int index, SourceLocation& InlineLoc,
- SourceLocation& LBrace,
ParsedAttributes& attrs,
- SourceLocation& RBraceLoc) {
+ BalancedDelimiterTracker &Tracker) {
if (index == Ident.size()) {
while (Tok.isNot(tok::r_brace) && Tok.isNot(tok::eof)) {
ParsedAttributesWithRange attrs(AttrFactory);
@@ -191,7 +190,10 @@ void Parser::ParseInnerNamespace(std::vector<SourceLocation>& IdentLoc,
MaybeParseMicrosoftAttributes(attrs);
ParseExternalDeclaration(attrs);
}
- RBraceLoc = MatchRHSPunctuation(tok::r_brace, LBrace);
+
+ // The caller is what called check -- we are simply calling
+ // the close for it.
+ Tracker.consumeClose();
return;
}
@@ -201,14 +203,15 @@ void Parser::ParseInnerNamespace(std::vector<SourceLocation>& IdentLoc,
Decl *NamespcDecl =
Actions.ActOnStartNamespaceDef(getCurScope(), SourceLocation(),
NamespaceLoc[index], IdentLoc[index],
- Ident[index], LBrace, attrs.getList());
+ Ident[index], Tracker.getOpenLocation(),
+ attrs.getList());
ParseInnerNamespace(IdentLoc, Ident, NamespaceLoc, ++index, InlineLoc,
- LBrace, attrs, RBraceLoc);
+ attrs, Tracker);
NamespaceScope.Exit();
- Actions.ActOnFinishNamespaceDef(NamespcDecl, RBraceLoc);
+ Actions.ActOnFinishNamespaceDef(NamespcDecl, Tracker.getCloseLocation());
}
/// ParseNamespaceAlias - Parse the part after the '=' in a namespace
@@ -224,7 +227,8 @@ Decl *Parser::ParseNamespaceAlias(SourceLocation NamespaceLoc,
if (Tok.is(tok::code_completion)) {
Actions.CodeCompleteNamespaceAliasDecl(getCurScope());
- ConsumeCodeCompletionToken();
+ cutOffParsing();
+ return 0;
}
CXXScopeSpec SS;
@@ -262,7 +266,7 @@ Decl *Parser::ParseLinkage(ParsingDeclSpec &DS, unsigned Context) {
assert(Tok.is(tok::string_literal) && "Not a string literal!");
llvm::SmallString<8> LangBuffer;
bool Invalid = false;
- llvm::StringRef Lang = PP.getSpelling(Tok, LangBuffer, &Invalid);
+ StringRef Lang = PP.getSpelling(Tok, LangBuffer, &Invalid);
if (Invalid)
return 0;
@@ -296,7 +300,8 @@ Decl *Parser::ParseLinkage(ParsingDeclSpec &DS, unsigned Context) {
ProhibitAttributes(attrs);
- SourceLocation LBrace = ConsumeBrace();
+ BalancedDelimiterTracker T(*this, tok::l_brace);
+ T.consumeOpen();
while (Tok.isNot(tok::r_brace) && Tok.isNot(tok::eof)) {
ParsedAttributesWithRange attrs(AttrFactory);
MaybeParseCXX0XAttributes(attrs);
@@ -304,9 +309,9 @@ Decl *Parser::ParseLinkage(ParsingDeclSpec &DS, unsigned Context) {
ParseExternalDeclaration(attrs);
}
- SourceLocation RBrace = MatchRHSPunctuation(tok::r_brace, LBrace);
+ T.consumeClose();
return Actions.ActOnFinishLinkageSpecification(getCurScope(), LinkageSpec,
- RBrace);
+ T.getCloseLocation());
}
/// ParseUsingDirectiveOrDeclaration - Parse C++ using using-declaration or
@@ -317,13 +322,15 @@ Decl *Parser::ParseUsingDirectiveOrDeclaration(unsigned Context,
ParsedAttributesWithRange &attrs,
Decl **OwnedType) {
assert(Tok.is(tok::kw_using) && "Not using token");
-
+ ObjCDeclContextSwitch ObjCDC(*this);
+
// Eat 'using'.
SourceLocation UsingLoc = ConsumeToken();
if (Tok.is(tok::code_completion)) {
Actions.CodeCompleteUsing(getCurScope());
- ConsumeCodeCompletionToken();
+ cutOffParsing();
+ return 0;
}
// 'using namespace' means this is a using-directive.
@@ -344,7 +351,7 @@ Decl *Parser::ParseUsingDirectiveOrDeclaration(unsigned Context,
ProhibitAttributes(attrs);
return ParseUsingDeclaration(Context, TemplateInfo, UsingLoc, DeclEnd,
- AS_none, OwnedType);
+ AS_none, OwnedType);
}
/// ParseUsingDirective - Parse C++ using-directive, assumes
@@ -368,7 +375,8 @@ Decl *Parser::ParseUsingDirective(unsigned Context,
if (Tok.is(tok::code_completion)) {
Actions.CodeCompleteUsingDirective(getCurScope());
- ConsumeCodeCompletionToken();
+ cutOffParsing();
+ return 0;
}
CXXScopeSpec SS;
@@ -514,7 +522,7 @@ Decl *Parser::ParseUsingDeclaration(unsigned Context,
TypeAlias = ParseTypeName(0, TemplateInfo.Kind ?
Declarator::AliasTemplateContext :
- Declarator::AliasDeclContext, 0, AS, OwnedType);
+ Declarator::AliasDeclContext, AS, OwnedType);
} else
// Parse (optional) attributes (most likely GNU strong-using extension).
MaybeParseGNUAttributes(attrs);
@@ -540,6 +548,15 @@ Decl *Parser::ParseUsingDeclaration(unsigned Context,
return 0;
}
+ // "typename" keyword is allowed for identifiers only,
+ // because it may be a type definition.
+ if (IsTypeName && Name.getKind() != UnqualifiedId::IK_Identifier) {
+ Diag(Name.getSourceRange().getBegin(), diag::err_typename_identifiers_only)
+ << FixItHint::CreateRemoval(SourceRange(TypenameLoc));
+ // Proceed parsing, but reset the IsTypeName flag.
+ IsTypeName = false;
+ }
+
if (IsAliasDecl) {
TemplateParameterLists *TemplateParams = TemplateInfo.TemplateParams;
MultiTemplateParamsArg TemplateParamsArg(Actions,
@@ -571,13 +588,12 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd){
SourceLocation StaticAssertLoc = ConsumeToken();
- if (Tok.isNot(tok::l_paren)) {
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ if (T.consumeOpen()) {
Diag(Tok, diag::err_expected_lparen);
return 0;
}
- SourceLocation LParenLoc = ConsumeParen();
-
ExprResult AssertExpr(ParseConstantExpression());
if (AssertExpr.isInvalid()) {
SkipUntil(tok::semi);
@@ -597,7 +613,7 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd){
if (AssertMessage.isInvalid())
return 0;
- SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc);
+ T.consumeClose();
DeclEnd = Tok.getLocation();
ExpectAndConsumeSemi(diag::err_expected_semi_after_static_assert);
@@ -605,7 +621,7 @@ Decl *Parser::ParseStaticAssertDeclaration(SourceLocation &DeclEnd){
return Actions.ActOnStaticAssertDeclaration(StaticAssertLoc,
AssertExpr.take(),
AssertMessage.take(),
- RParenLoc);
+ T.getCloseLocation());
}
/// ParseDecltypeSpecifier - Parse a C++0x decltype specifier.
@@ -616,11 +632,9 @@ void Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
assert(Tok.is(tok::kw_decltype) && "Not a decltype specifier");
SourceLocation StartLoc = ConsumeToken();
- SourceLocation LParenLoc = Tok.getLocation();
-
- if (ExpectAndConsume(tok::l_paren, diag::err_expected_lparen_after,
- "decltype")) {
- SkipUntil(tok::r_paren);
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ if (T.expectAndConsume(diag::err_expected_lparen_after,
+ "decltype", tok::r_paren)) {
return;
}
@@ -637,13 +651,8 @@ void Parser::ParseDecltypeSpecifier(DeclSpec &DS) {
}
// Match the ')'
- SourceLocation RParenLoc;
- if (Tok.is(tok::r_paren))
- RParenLoc = ConsumeParen();
- else
- MatchRHSPunctuation(tok::r_paren, LParenLoc);
-
- if (RParenLoc.isInvalid())
+ T.consumeClose();
+ if (T.getCloseLocation().isInvalid())
return;
const char *PrevSpec = 0;
@@ -659,11 +668,9 @@ void Parser::ParseUnderlyingTypeSpecifier(DeclSpec &DS) {
"Not an underlying type specifier");
SourceLocation StartLoc = ConsumeToken();
- SourceLocation LParenLoc = Tok.getLocation();
-
- if (ExpectAndConsume(tok::l_paren, diag::err_expected_lparen_after,
- "__underlying_type")) {
- SkipUntil(tok::r_paren);
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ if (T.expectAndConsume(diag::err_expected_lparen_after,
+ "__underlying_type", tok::r_paren)) {
return;
}
@@ -674,13 +681,8 @@ void Parser::ParseUnderlyingTypeSpecifier(DeclSpec &DS) {
}
// Match the ')'
- SourceLocation RParenLoc;
- if (Tok.is(tok::r_paren))
- RParenLoc = ConsumeParen();
- else
- MatchRHSPunctuation(tok::r_paren, LParenLoc);
-
- if (RParenLoc.isInvalid())
+ T.consumeClose();
+ if (T.getCloseLocation().isInvalid())
return;
const char *PrevSpec = 0;
@@ -851,7 +853,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
if (Tok.is(tok::code_completion)) {
// Code completion for a struct, class, or union name.
Actions.CodeCompleteTag(getCurScope(), TagType);
- ConsumeCodeCompletionToken();
+ return cutOffParsing();
}
// C++03 [temp.explicit] 14.7.2/8:
@@ -901,7 +903,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
Tok.is(tok::kw___is_signed) ||
Tok.is(tok::kw___is_unsigned) ||
Tok.is(tok::kw___is_void))) {
- // GNU libstdc++ 4.2 and libc++ uaw certain intrinsic names as the
+ // GNU libstdc++ 4.2 and libc++ use certain intrinsic names as the
// name of struct templates, but some are keywords in GCC >= 4.3
// and Clang. Therefore, when we see the token sequence "struct
// X", make X into a normal identifier rather than a keyword, to
@@ -1136,7 +1138,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
// Build the class template specialization.
TagOrTempResult
= Actions.ActOnClassTemplateSpecialization(getCurScope(), TagType, TUK,
- StartLoc, SS,
+ StartLoc, DS.getModulePrivateSpecLoc(), SS,
TemplateId->Template,
TemplateId->TemplateNameLoc,
TemplateId->LAngleLoc,
@@ -1188,6 +1190,7 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
// Declaration or definition of a class type
TagOrTempResult = Actions.ActOnTag(getCurScope(), TagType, TUK, StartLoc,
SS, Name, NameLoc, attrs.getList(), AS,
+ DS.getModulePrivateSpecLoc(),
TParams, Owned, IsDependent, false,
false, clang::TypeResult());
@@ -1264,7 +1267,8 @@ void Parser::ParseClassSpecifier(tok::TokenKind TagTokKind,
case tok::kw_typedef: // struct foo {...} typedef x;
case tok::kw_register: // struct foo {...} register x;
case tok::kw_auto: // struct foo {...} auto x;
- case tok::kw_mutable: // struct foo {...} mutable x;
+ case tok::kw_mutable: // struct foo {...} mutable x;
+ case tok::kw_constexpr: // struct foo {...} constexpr x;
// As shown above, type qualifiers and storage class specifiers absolutely
// can occur after class specifiers according to the grammar. However,
// almost no one actually writes code like this. If we see one of these,
@@ -1321,7 +1325,7 @@ void Parser::ParseBaseClause(Decl *ClassDecl) {
ConsumeToken();
// Build up an array of parsed base specifiers.
- llvm::SmallVector<CXXBaseSpecifier *, 8> BaseInfo;
+ SmallVector<CXXBaseSpecifier *, 8> BaseInfo;
while (true) {
// Parse a base-specifier.
@@ -1565,7 +1569,6 @@ bool Parser::isCXX0XFinalKeyword() const {
/// virt-specifier:
/// override
/// final
-/// new
///
/// pure-specifier:
/// '= 0'
@@ -1574,6 +1577,7 @@ bool Parser::isCXX0XFinalKeyword() const {
/// '=' constant-expression
///
void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
+ AttributeList *AccessAttrs,
const ParsedTemplateInfo &TemplateInfo,
ParsingDeclRAIIObject *TemplateDiags) {
if (Tok.is(tok::at)) {
@@ -1640,7 +1644,7 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
"Nested template improperly parsed?");
SourceLocation DeclEnd;
ParseDeclarationStartingWithTemplate(Declarator::MemberContext, DeclEnd,
- AS);
+ AS, AccessAttrs);
return;
}
@@ -1649,7 +1653,8 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
// __extension__ silences extension warnings in the subexpression.
ExtensionRAIIObject O(Diags); // Use RAII to do this.
ConsumeToken();
- return ParseCXXClassMemberDeclaration(AS, TemplateInfo, TemplateDiags);
+ return ParseCXXClassMemberDeclaration(AS, AccessAttrs,
+ TemplateInfo, TemplateDiags);
}
// Don't parse FOO:BAR as if it were a typo for FOO::BAR, in this context it
@@ -1699,7 +1704,9 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
ParsingDeclarator DeclaratorInfo(*this, DS, Declarator::MemberContext);
VirtSpecifiers VS;
- ExprResult Init;
+
+ // Hold late-parsed attributes so we can attach a Decl to them later.
+ LateParsedAttrList LateParsedAttrs;
if (Tok.isNot(tok::colon)) {
// Don't parse FOO:BAR as if it were a typo for FOO::BAR.
@@ -1719,11 +1726,12 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
ParseOptionalCXX0XVirtSpecifierSeq(VS);
// If attributes exist after the declarator, but before an '{', parse them.
- MaybeParseGNUAttributes(DeclaratorInfo);
+ MaybeParseGNUAttributes(DeclaratorInfo, &LateParsedAttrs);
// MSVC permits pure specifier on inline functions declared at class scope.
// Hence check for =0 before checking for function definition.
- if (getLang().Microsoft && Tok.is(tok::equal) &&
+ ExprResult Init;
+ if (getLang().MicrosoftExt && Tok.is(tok::equal) &&
DeclaratorInfo.isFunctionDeclarator() &&
NextToken().is(tok::numeric_constant)) {
ConsumeToken();
@@ -1776,7 +1784,14 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
return;
}
- ParseCXXInlineMethodDef(AS, DeclaratorInfo, TemplateInfo, VS, Init);
+ Decl *FunDecl =
+ ParseCXXInlineMethodDef(AS, AccessAttrs, DeclaratorInfo, TemplateInfo,
+ VS, Init);
+
+ for (unsigned i = 0, ni = LateParsedAttrs.size(); i < ni; ++i) {
+ LateParsedAttrs[i]->setDecl(FunDecl);
+ }
+ LateParsedAttrs.clear();
// Consume the ';' - it's optional unless we have a delete or default
if (Tok.is(tok::semi)) {
@@ -1791,7 +1806,7 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
// member-declarator
// member-declarator-list ',' member-declarator
- llvm::SmallVector<Decl *, 8> DeclsInGroup;
+ SmallVector<Decl *, 8> DeclsInGroup;
ExprResult BitfieldSize;
while (1) {
@@ -1818,31 +1833,25 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
}
// If attributes exist after the declarator, parse them.
- MaybeParseGNUAttributes(DeclaratorInfo);
+ MaybeParseGNUAttributes(DeclaratorInfo, &LateParsedAttrs);
// FIXME: When g++ adds support for this, we'll need to check whether it
// goes before or after the GNU attributes and __asm__.
ParseOptionalCXX0XVirtSpecifierSeq(VS);
+ bool HasInitializer = false;
bool HasDeferredInitializer = false;
if (Tok.is(tok::equal) || Tok.is(tok::l_brace)) {
if (BitfieldSize.get()) {
Diag(Tok, diag::err_bitfield_member_init);
SkipUntil(tok::comma, true, true);
} else {
+ HasInitializer = true;
HasDeferredInitializer = !DeclaratorInfo.isDeclarationOfFunction() &&
DeclaratorInfo.getDeclSpec().getStorageClassSpec()
!= DeclSpec::SCS_static &&
DeclaratorInfo.getDeclSpec().getStorageClassSpec()
!= DeclSpec::SCS_typedef;
-
- if (!HasDeferredInitializer) {
- SourceLocation EqualLoc;
- Init = ParseCXXMemberInitializer(
- DeclaratorInfo.isDeclarationOfFunction(), EqualLoc);
- if (Init.isInvalid())
- SkipUntil(tok::comma, true, true);
- }
}
}
@@ -1854,32 +1863,30 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
if (DS.isFriendSpecified()) {
// TODO: handle initializers, bitfields, 'delete'
ThisDecl = Actions.ActOnFriendFunctionDecl(getCurScope(), DeclaratorInfo,
- /*IsDefinition*/ false,
move(TemplateParams));
} else {
ThisDecl = Actions.ActOnCXXMemberDeclarator(getCurScope(), AS,
DeclaratorInfo,
move(TemplateParams),
BitfieldSize.release(),
- VS, Init.release(),
- HasDeferredInitializer,
- /*IsDefinition*/ false);
+ VS, HasDeferredInitializer);
+ if (AccessAttrs)
+ Actions.ProcessDeclAttributeList(getCurScope(), ThisDecl, AccessAttrs,
+ false, true);
}
- if (ThisDecl)
- DeclsInGroup.push_back(ThisDecl);
-
- if (DeclaratorInfo.isFunctionDeclarator() &&
- DeclaratorInfo.getDeclSpec().getStorageClassSpec()
- != DeclSpec::SCS_typedef) {
- HandleMemberFunctionDefaultArgs(DeclaratorInfo, ThisDecl);
+
+ // Set the Decl for any late parsed attributes
+ for (unsigned i = 0, ni = LateParsedAttrs.size(); i < ni; ++i) {
+ LateParsedAttrs[i]->setDecl(ThisDecl);
}
+ LateParsedAttrs.clear();
- DeclaratorInfo.complete(ThisDecl);
-
+ // Handle the initializer.
if (HasDeferredInitializer) {
+ // The initializer was deferred; parse it and cache the tokens.
if (!getLang().CPlusPlus0x)
Diag(Tok, diag::warn_nonstatic_member_init_accepted_as_extension);
-
+
if (DeclaratorInfo.isArrayOfUnknownBound()) {
// C++0x [dcl.array]p3: An array bound may also be omitted when the
// declarator is followed by an initializer.
@@ -1892,8 +1899,36 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
ThisDecl->setInvalidDecl();
} else
ParseCXXNonStaticMemberInitializer(ThisDecl);
+ } else if (HasInitializer) {
+ // Normal initializer.
+ SourceLocation EqualLoc;
+ ExprResult Init
+ = ParseCXXMemberInitializer(DeclaratorInfo.isDeclarationOfFunction(),
+ EqualLoc);
+ if (Init.isInvalid())
+ SkipUntil(tok::comma, true, true);
+ else if (ThisDecl)
+ Actions.AddInitializerToDecl(ThisDecl, Init.get(), false,
+ DS.getTypeSpecType() == DeclSpec::TST_auto);
+ } else if (ThisDecl && DS.getStorageClassSpec() == DeclSpec::SCS_static) {
+ // No initializer.
+ Actions.ActOnUninitializedDecl(ThisDecl,
+ DS.getTypeSpecType() == DeclSpec::TST_auto);
+ }
+
+ if (ThisDecl) {
+ Actions.FinalizeDeclaration(ThisDecl);
+ DeclsInGroup.push_back(ThisDecl);
+ }
+
+ if (DeclaratorInfo.isFunctionDeclarator() &&
+ DeclaratorInfo.getDeclSpec().getStorageClassSpec()
+ != DeclSpec::SCS_typedef) {
+ HandleMemberFunctionDefaultArgs(DeclaratorInfo, ThisDecl);
}
+ DeclaratorInfo.complete(ThisDecl);
+
// If we don't have a comma, it is either the end of the list (a ';')
// or an error, bail out.
if (Tok.isNot(tok::comma))
@@ -1905,8 +1940,7 @@ void Parser::ParseCXXClassMemberDeclaration(AccessSpecifier AS,
// Parse the next declarator.
DeclaratorInfo.clear();
VS.clear();
- BitfieldSize = 0;
- Init = 0;
+ BitfieldSize = true;
// Attributes are only allowed on the second declarator.
MaybeParseGNUAttributes(DeclaratorInfo);
@@ -1973,7 +2007,6 @@ ExprResult Parser::ParseCXXMemberInitializer(bool IsFunction,
return ExprResult();
}
} else if (Tok.is(tok::kw_default)) {
- Diag(ConsumeToken(), diag::err_default_special_members);
if (IsFunction)
Diag(Tok, diag::err_default_delete_in_multiple_declaration)
<< 0 /* default */;
@@ -2067,12 +2100,12 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
}
assert(Tok.is(tok::l_brace));
-
- SourceLocation LBraceLoc = ConsumeBrace();
+ BalancedDelimiterTracker T(*this, tok::l_brace);
+ T.consumeOpen();
if (TagDecl)
Actions.ActOnStartCXXMemberDeclarations(getCurScope(), TagDecl, FinalLoc,
- LBraceLoc);
+ T.getOpenLocation());
// C++ 11p3: Members of a class defined with the keyword class are private
// by default. Members of a class defined with the keywords struct or union
@@ -2082,14 +2115,14 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
CurAS = AS_private;
else
CurAS = AS_public;
+ ParsedAttributes AccessAttrs(AttrFactory);
- SourceLocation RBraceLoc;
if (TagDecl) {
// While we still have something to read, read the member-declarations.
while (Tok.isNot(tok::r_brace) && Tok.isNot(tok::eof)) {
// Each iteration of this loop reads one member-declaration.
- if (getLang().Microsoft && (Tok.is(tok::kw___if_exists) ||
+ if (getLang().MicrosoftExt && (Tok.is(tok::kw___if_exists) ||
Tok.is(tok::kw___if_not_exists))) {
ParseMicrosoftIfExistsClassDeclaration((DeclSpec::TST)TagType, CurAS);
continue;
@@ -2109,22 +2142,41 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
// Current token is a C++ access specifier.
CurAS = AS;
SourceLocation ASLoc = Tok.getLocation();
+ unsigned TokLength = Tok.getLength();
ConsumeToken();
- if (Tok.is(tok::colon))
- Actions.ActOnAccessSpecifier(AS, ASLoc, Tok.getLocation());
- else
- Diag(Tok, diag::err_expected_colon);
- ConsumeToken();
+ AccessAttrs.clear();
+ MaybeParseGNUAttributes(AccessAttrs);
+
+ SourceLocation EndLoc;
+ if (Tok.is(tok::colon)) {
+ EndLoc = Tok.getLocation();
+ if (Actions.ActOnAccessSpecifier(AS, ASLoc, EndLoc,
+ AccessAttrs.getList())) {
+ // found another attribute than only annotations
+ AccessAttrs.clear();
+ }
+ ConsumeToken();
+ } else if (Tok.is(tok::semi)) {
+ EndLoc = Tok.getLocation();
+ ConsumeToken();
+ Diag(EndLoc, diag::err_expected_colon)
+ << FixItHint::CreateReplacement(EndLoc, ":");
+ } else {
+ EndLoc = ASLoc.getLocWithOffset(TokLength);
+ Diag(EndLoc, diag::err_expected_colon)
+ << FixItHint::CreateInsertion(EndLoc, ":");
+ }
+ Actions.ActOnAccessSpecifier(AS, ASLoc, EndLoc);
continue;
}
// FIXME: Make sure we don't have a template here.
// Parse all the comma separated declarators.
- ParseCXXClassMemberDeclaration(CurAS);
+ ParseCXXClassMemberDeclaration(CurAS, AccessAttrs.getList());
}
- RBraceLoc = MatchRHSPunctuation(tok::r_brace, LBraceLoc);
+ T.consumeClose();
} else {
SkipUntil(tok::r_brace, false, false);
}
@@ -2135,7 +2187,8 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
if (TagDecl)
Actions.ActOnFinishCXXMemberSpecification(getCurScope(), RecordLoc, TagDecl,
- LBraceLoc, RBraceLoc,
+ T.getOpenLocation(),
+ T.getCloseLocation(),
attrs.getList());
// C++0x [class.mem]p2: Within the class member-specification, the class is
@@ -2148,8 +2201,10 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
if (TagDecl && NonNestedClass) {
// We are not inside a nested class. This class and its nested classes
// are complete and we can parse the delayed portions of method
- // declarations and the lexed inline method definitions.
+ // declarations and the lexed inline method definitions, along with any
+ // delayed attributes.
SourceLocation SavedPrevTokLocation = PrevTokLocation;
+ ParseLexedAttributes(getCurrentClass());
ParseLexedMethodDeclarations(getCurrentClass());
ParseLexedMemberInitializers(getCurrentClass());
ParseLexedMethodDefs(getCurrentClass());
@@ -2157,7 +2212,8 @@ void Parser::ParseCXXMemberSpecification(SourceLocation RecordLoc,
}
if (TagDecl)
- Actions.ActOnTagFinishDefinition(getCurScope(), TagDecl, RBraceLoc);
+ Actions.ActOnTagFinishDefinition(getCurScope(), TagDecl,
+ T.getCloseLocation());
// Leave the class scope.
ParsingDef.Pop();
@@ -2192,7 +2248,7 @@ void Parser::ParseConstructorInitializer(Decl *ConstructorDecl) {
PoisonSEHIdentifiersRAIIObject PoisonSEHIdentifiers(*this, true);
SourceLocation ColonLoc = ConsumeToken();
- llvm::SmallVector<CXXCtorInitializer*, 4> MemInitializers;
+ SmallVector<CXXCtorInitializer*, 4> MemInitializers;
bool AnyErrors = false;
do {
@@ -2200,7 +2256,7 @@ void Parser::ParseConstructorInitializer(Decl *ConstructorDecl) {
Actions.CodeCompleteConstructorInitializer(ConstructorDecl,
MemInitializers.data(),
MemInitializers.size());
- ConsumeCodeCompletionToken();
+ return cutOffParsing();
} else {
MemInitResult MemInit = ParseMemInitializer(ConstructorDecl);
if (!MemInit.isInvalid())
@@ -2270,11 +2326,20 @@ Parser::MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
// Parse the '('.
if (getLang().CPlusPlus0x && Tok.is(tok::l_brace)) {
- // FIXME: Do something with the braced-init-list.
- ParseBraceInitializer();
- return true;
+ ExprResult InitList = ParseBraceInitializer();
+ if (InitList.isInvalid())
+ return true;
+
+ SourceLocation EllipsisLoc;
+ if (Tok.is(tok::ellipsis))
+ EllipsisLoc = ConsumeToken();
+
+ return Actions.ActOnMemInitializer(ConstructorDecl, getCurScope(), SS, II,
+ TemplateTypeTy, IdLoc, InitList.take(),
+ EllipsisLoc);
} else if(Tok.is(tok::l_paren)) {
- SourceLocation LParenLoc = ConsumeParen();
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ T.consumeOpen();
// Parse the optional expression-list.
ExprVector ArgExprs(Actions);
@@ -2284,7 +2349,7 @@ Parser::MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
return true;
}
- SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc);
+ T.consumeClose();
SourceLocation EllipsisLoc;
if (Tok.is(tok::ellipsis))
@@ -2292,8 +2357,8 @@ Parser::MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
return Actions.ActOnMemInitializer(ConstructorDecl, getCurScope(), SS, II,
TemplateTypeTy, IdLoc,
- LParenLoc, ArgExprs.take(),
- ArgExprs.size(), RParenLoc,
+ T.getOpenLocation(), ArgExprs.take(),
+ ArgExprs.size(), T.getCloseLocation(),
EllipsisLoc);
}
@@ -2313,8 +2378,8 @@ Parser::MemInitResult Parser::ParseMemInitializer(Decl *ConstructorDecl) {
/// 'noexcept' '(' constant-expression ')'
ExceptionSpecificationType
Parser::MaybeParseExceptionSpecification(SourceRange &SpecificationRange,
- llvm::SmallVectorImpl<ParsedType> &DynamicExceptions,
- llvm::SmallVectorImpl<SourceRange> &DynamicExceptionRanges,
+ SmallVectorImpl<ParsedType> &DynamicExceptions,
+ SmallVectorImpl<SourceRange> &DynamicExceptionRanges,
ExprResult &NoexceptExpr) {
ExceptionSpecificationType Result = EST_None;
@@ -2339,7 +2404,8 @@ Parser::MaybeParseExceptionSpecification(SourceRange &SpecificationRange,
SourceLocation KeywordLoc = ConsumeToken();
if (Tok.is(tok::l_paren)) {
// There is an argument.
- SourceLocation LParenLoc = ConsumeParen();
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ T.consumeOpen();
NoexceptType = EST_ComputedNoexcept;
NoexceptExpr = ParseConstantExpression();
// The argument must be contextually convertible to bool. We use
@@ -2347,8 +2413,8 @@ Parser::MaybeParseExceptionSpecification(SourceRange &SpecificationRange,
if (!NoexceptExpr.isInvalid())
NoexceptExpr = Actions.ActOnBooleanCondition(getCurScope(), KeywordLoc,
NoexceptExpr.get());
- SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc);
- NoexceptRange = SourceRange(KeywordLoc, RParenLoc);
+ T.consumeClose();
+ NoexceptRange = SourceRange(KeywordLoc, T.getCloseLocation());
} else {
// There is no argument.
NoexceptType = EST_BasicNoexcept;
@@ -2386,27 +2452,26 @@ Parser::MaybeParseExceptionSpecification(SourceRange &SpecificationRange,
///
ExceptionSpecificationType Parser::ParseDynamicExceptionSpecification(
SourceRange &SpecificationRange,
- llvm::SmallVectorImpl<ParsedType> &Exceptions,
- llvm::SmallVectorImpl<SourceRange> &Ranges) {
+ SmallVectorImpl<ParsedType> &Exceptions,
+ SmallVectorImpl<SourceRange> &Ranges) {
assert(Tok.is(tok::kw_throw) && "expected throw");
SpecificationRange.setBegin(ConsumeToken());
-
- if (!Tok.is(tok::l_paren)) {
+ BalancedDelimiterTracker T(*this, tok::l_paren);
+ if (T.consumeOpen()) {
Diag(Tok, diag::err_expected_lparen_after) << "throw";
SpecificationRange.setEnd(SpecificationRange.getBegin());
return EST_DynamicNone;
}
- SourceLocation LParenLoc = ConsumeParen();
// Parse throw(...), a Microsoft extension that means "this function
// can throw anything".
if (Tok.is(tok::ellipsis)) {
SourceLocation EllipsisLoc = ConsumeToken();
- if (!getLang().Microsoft)
+ if (!getLang().MicrosoftExt)
Diag(EllipsisLoc, diag::ext_ellipsis_exception_spec);
- SourceLocation RParenLoc = MatchRHSPunctuation(tok::r_paren, LParenLoc);
- SpecificationRange.setEnd(RParenLoc);
+ T.consumeClose();
+ SpecificationRange.setEnd(T.getCloseLocation());
return EST_MSAny;
}
@@ -2436,13 +2501,14 @@ ExceptionSpecificationType Parser::ParseDynamicExceptionSpecification(
break;
}
- SpecificationRange.setEnd(MatchRHSPunctuation(tok::r_paren, LParenLoc));
+ T.consumeClose();
+ SpecificationRange.setEnd(T.getCloseLocation());
return Exceptions.empty() ? EST_DynamicNone : EST_Dynamic;
}
/// ParseTrailingReturnType - Parse a trailing return type on a new-style
/// function declaration.
-TypeResult Parser::ParseTrailingReturnType() {
+TypeResult Parser::ParseTrailingReturnType(SourceRange &Range) {
assert(Tok.is(tok::arrow) && "expected arrow");
ConsumeToken();
@@ -2454,8 +2520,6 @@ TypeResult Parser::ParseTrailingReturnType() {
//
// struct X is parsed as class definition because of the trailing
// brace.
-
- SourceRange Range;
return ParseTypeName(&Range);
}
@@ -2519,11 +2583,12 @@ void Parser::PopParsingClass(Sema::ParsingClassState state) {
Victim->TemplateScope = getCurScope()->getParent()->isTemplateParamScope();
}
-/// ParseCXX0XAttributes - Parse a C++0x attribute-specifier. Currently only
-/// parses standard attributes.
+/// ParseCXX0XAttributeSpecifier - Parse a C++0x attribute-specifier. Currently
+/// only parses standard attributes.
///
/// [C++0x] attribute-specifier:
/// '[' '[' attribute-list ']' ']'
+/// alignment-specifier
///
/// [C++0x] attribute-list:
/// attribute[opt]
@@ -2554,12 +2619,18 @@ void Parser::PopParsingClass(Sema::ParsingClassState state) {
/// '[' balanced-token-seq ']'
/// '{' balanced-token-seq '}'
/// any token but '(', ')', '[', ']', '{', or '}'
-void Parser::ParseCXX0XAttributes(ParsedAttributesWithRange &attrs,
- SourceLocation *endLoc) {
+void Parser::ParseCXX0XAttributeSpecifier(ParsedAttributes &attrs,
+ SourceLocation *endLoc) {
+ if (Tok.is(tok::kw_alignas)) {
+ Diag(Tok.getLocation(), diag::warn_cxx98_compat_alignas);
+ ParseAlignmentSpecifier(attrs, endLoc);
+ return;
+ }
+
assert(Tok.is(tok::l_square) && NextToken().is(tok::l_square)
&& "Not a C++0x attribute list");
- SourceLocation StartLoc = Tok.getLocation(), Loc;
+ Diag(Tok.getLocation(), diag::warn_cxx98_compat_attribute);
ConsumeBracket();
ConsumeBracket();
@@ -2617,29 +2688,6 @@ void Parser::ParseCXX0XAttributes(ParsedAttributesWithRange &attrs,
break;
}
- // One argument; must be a type-id or assignment-expression
- case AttributeList::AT_aligned: {
- if (Tok.isNot(tok::l_paren)) {
- Diag(Tok.getLocation(), diag::err_cxx0x_attribute_requires_arguments)
- << AttrName->getName();
- break;
- }
- SourceLocation ParamLoc = ConsumeParen();
-
- ExprResult ArgExpr = ParseCXX0XAlignArgument(ParamLoc);
-
- MatchRHSPunctuation(tok::r_paren, ParamLoc);
-
- ExprVector ArgExprs(Actions);
- ArgExprs.push_back(ArgExpr.release());
- attrs.addNew(AttrName, AttrLoc, 0, AttrLoc,
- 0, ParamLoc, ArgExprs.take(), 1,
- false, true);
-
- AttrParsed = true;
- break;
- }
-
// Silence warnings
default: break;
}
@@ -2655,31 +2703,27 @@ void Parser::ParseCXX0XAttributes(ParsedAttributesWithRange &attrs,
if (ExpectAndConsume(tok::r_square, diag::err_expected_rsquare))
SkipUntil(tok::r_square, false);
- Loc = Tok.getLocation();
+ if (endLoc)
+ *endLoc = Tok.getLocation();
if (ExpectAndConsume(tok::r_square, diag::err_expected_rsquare))
SkipUntil(tok::r_square, false);
-
- attrs.Range = SourceRange(StartLoc, Loc);
}
-/// ParseCXX0XAlignArgument - Parse the argument to C++0x's [[align]]
-/// attribute.
-///
-/// FIXME: Simply returns an alignof() expression if the argument is a
-/// type. Ideally, the type should be propagated directly into Sema.
-///
-/// [C++0x] 'align' '(' type-id ')'
-/// [C++0x] 'align' '(' assignment-expression ')'
-ExprResult Parser::ParseCXX0XAlignArgument(SourceLocation Start) {
- if (isTypeIdInParens()) {
- EnterExpressionEvaluationContext Unevaluated(Actions, Sema::Unevaluated);
- SourceLocation TypeLoc = Tok.getLocation();
- ParsedType Ty = ParseTypeName().get();
- SourceRange TypeRange(Start, Tok.getLocation());
- return Actions.ActOnUnaryExprOrTypeTraitExpr(TypeLoc, UETT_AlignOf, true,
- Ty.getAsOpaquePtr(), TypeRange);
- } else
- return ParseConstantExpression();
+/// ParseCXX0XAttributes - Parse a C++0x attribute-specifier-seq.
+///
+/// attribute-specifier-seq:
+/// attribute-specifier-seq[opt] attribute-specifier
+void Parser::ParseCXX0XAttributes(ParsedAttributesWithRange &attrs,
+ SourceLocation *endLoc) {
+ SourceLocation StartLoc = Tok.getLocation(), Loc;
+ if (!endLoc)
+ endLoc = &Loc;
+
+ do {
+ ParseCXX0XAttributeSpecifier(attrs, endLoc);
+ } while (isCXX0XAttributeSpecifier());
+
+ attrs.Range = SourceRange(StartLoc, *endLoc);
}
/// ParseMicrosoftAttributes - Parse a Microsoft attribute [Attr]
@@ -2753,7 +2797,7 @@ void Parser::ParseMicrosoftIfExistsClassDeclaration(DeclSpec::TST TagType,
}
// Parse all the comma separated declarators.
- ParseCXXClassMemberDeclaration(CurAS);
+ ParseCXXClassMemberDeclaration(CurAS, 0);
}
if (Tok.isNot(tok::r_brace)) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-20 00:13:16 +0000