courbet updated this revision to Diff 178011.
courbet added a comment.
clang-format patch
Repository:
rC Clang
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D55552/new/
https://reviews.llvm.org/D55552
Files:
include/clang/AST/Stmt.h
lib/AST/StmtPrinter.cpp
lib/Sema/SemaTemplate.cpp
test/SemaCXX/static-assert-cxx17.cpp
test/SemaCXX/static-assert.cpp
Index: test/SemaCXX/static-assert.cpp
===================================================================
--- test/SemaCXX/static-assert.cpp
+++ test/SemaCXX/static-assert.cpp
@@ -76,6 +76,8 @@
static const Tp value = v;
typedef Tp value_type;
typedef integral_constant type;
+ constexpr operator value_type() const noexcept { return value; }
+ constexpr value_type operator()() const noexcept { return value; }
};
template <class Tp, Tp v>
@@ -103,6 +105,7 @@
} // namespace std
struct ExampleTypes {
+ explicit ExampleTypes(int);
using T = int;
using U = float;
};
@@ -119,6 +122,18 @@
// expected-error@-1{{static_assert failed due to requirement 'std::is_const<const int>::value == false' "message"}}
static_assert(!(std::is_const<const ExampleTypes::T>::value == true), "message");
// expected-error@-1{{static_assert failed due to requirement '!(std::is_const<const int>::value == true)' "message"}}
+static_assert(std::is_const<ExampleTypes::T>(), "message");
+// expected-error@-1{{static_assert failed due to requirement 'std::is_const<int>()' "message"}}
+static_assert(!(std::is_const<const ExampleTypes::T>()()), "message");
+// expected-error@-1{{static_assert failed due to requirement '!(std::is_const<const int>()())' "message"}}
+static_assert(std::is_same<decltype(std::is_const<const ExampleTypes::T>()), int>::value, "message");
+// expected-error@-1{{static_assert failed due to requirement 'std::is_same<std::is_const<const int>, int>::value' "message"}}
+static_assert(std::is_const<decltype(ExampleTypes::T(3))>::value, "message");
+// expected-error@-1{{static_assert failed due to requirement 'std::is_const<int>::value' "message"}}
+static_assert(std::is_const<decltype(ExampleTypes::T())>::value, "message");
+// expected-error@-1{{static_assert failed due to requirement 'std::is_const<int>::value' "message"}}
+static_assert(std::is_const<decltype(ExampleTypes(3))>::value, "message");
+// expected-error@-1{{static_assert failed due to requirement 'std::is_const<ExampleTypes>::value' "message"}}
struct BI_tag {};
struct RAI_tag : BI_tag {};
Index: test/SemaCXX/static-assert-cxx17.cpp
===================================================================
--- test/SemaCXX/static-assert-cxx17.cpp
+++ test/SemaCXX/static-assert-cxx17.cpp
@@ -54,3 +54,44 @@
}
template void foo5<int, float>();
// expected-note@-1{{in instantiation of function template specialization 'foo5<int, float>' requested here}}
+
+struct ExampleTypes {
+ explicit ExampleTypes(int);
+ using T = int;
+ using U = float;
+};
+
+template <class T>
+struct X {
+ int i = 0;
+ int j = 0;
+ constexpr operator bool() const { return false; }
+};
+
+template <class T>
+void foo6() {
+ static_assert(X<typename T::T>());
+ // expected-error@-1{{static_assert failed due to requirement 'X<int>()'}}
+ static_assert(X<typename T::T>{});
+ // expected-error@-1{{static_assert failed due to requirement 'X<int>{}'}}
+ static_assert(X<typename T::T>{1, 2});
+ // expected-error@-1{{static_assert failed due to requirement 'X<int>{1, 2}'}}
+ static_assert(X<typename T::T>({1, 2}));
+ // expected-error@-1{{static_assert failed due to requirement 'X<int>({1, 2})'}}
+ static_assert(typename T::T{0});
+ // expected-error@-1{{static_assert failed due to requirement 'int{0}'}}
+ static_assert(typename T::T(0));
+ // expected-error@-1{{static_assert failed due to requirement 'int(0)'}}
+ static_assert(sizeof(X<typename T::T>) == 0);
+ // expected-error@-1{{static_assert failed due to requirement 'sizeof(X<int>) == 0'}}
+ static_assert((const X<typename T::T> *)nullptr);
+ // expected-error@-1{{static_assert failed due to requirement '(const X<int> *)nullptr'}}
+ static_assert(static_cast<const X<typename T::T> *>(nullptr));
+ // expected-error@-1{{static_assert failed due to requirement 'static_cast<const X<int> *>(nullptr)'}}
+ static_assert((const X<typename T::T>[]){} == nullptr);
+ // expected-error@-1{{static_assert failed due to requirement '(X<int> const[0]){} == nullptr'}}
+ static_assert(sizeof(X<decltype(X<typename T::T>().X<typename T::T>::~X())>) == 0);
+ // expected-error@-1{{static_assert failed due to requirement 'sizeof(X<void>) == 0'}}
+}
+template void foo6<ExampleTypes>();
+// expected-note@-1{{in instantiation of function template specialization 'foo6<ExampleTypes>' requested here}}
Index: lib/Sema/SemaTemplate.cpp
===================================================================
--- lib/Sema/SemaTemplate.cpp
+++ lib/Sema/SemaTemplate.cpp
@@ -3059,8 +3059,9 @@
// for actual types.
class FailedBooleanConditionPrinterHelper : public PrinterHelper {
public:
- explicit FailedBooleanConditionPrinterHelper(const PrintingPolicy &P)
- : Policy(P) {}
+ FailedBooleanConditionPrinterHelper(const ASTContext &Context,
+ const PrintingPolicy &P)
+ : Context(Context), Policy(P) {}
bool handledStmt(Stmt *E, raw_ostream &OS) override {
const auto *DR = dyn_cast<DeclRefExpr>(E);
@@ -3081,6 +3082,7 @@
}
private:
+ const ASTContext &Context;
const PrintingPolicy Policy;
};
@@ -3122,8 +3124,9 @@
std::string Description;
{
llvm::raw_string_ostream Out(Description);
- FailedBooleanConditionPrinterHelper Helper(getPrintingPolicy());
- FailedCond->printPretty(Out, &Helper, getPrintingPolicy());
+ FailedBooleanConditionPrinterHelper Helper(Context, getPrintingPolicy());
+ FailedCond->printPretty(Out, &Helper, getPrintingPolicy(), 0, "\n", nullptr,
+ true);
}
return { FailedCond, Description };
}
Index: lib/AST/StmtPrinter.cpp
===================================================================
--- lib/AST/StmtPrinter.cpp
+++ lib/AST/StmtPrinter.cpp
@@ -71,14 +71,15 @@
PrintingPolicy Policy;
std::string NL;
const ASTContext *Context;
+ const bool PrintCanonicalTypes;
public:
StmtPrinter(raw_ostream &os, PrinterHelper *helper,
- const PrintingPolicy &Policy, unsigned Indentation = 0,
- StringRef NL = "\n",
- const ASTContext *Context = nullptr)
+ const PrintingPolicy &Policy, unsigned Indentation,
+ StringRef NL, const ASTContext *Context,
+ bool PrintCanonicalTypes)
: OS(os), IndentLevel(Indentation), Helper(helper), Policy(Policy),
- NL(NL), Context(Context) {}
+ NL(NL), Context(Context), PrintCanonicalTypes(PrintCanonicalTypes) {}
void PrintStmt(Stmt *S) {
PrintStmt(S, Policy.Indentation);
@@ -165,6 +166,14 @@
#define STMT(CLASS, PARENT) \
void Visit##CLASS(CLASS *Node);
#include "clang/AST/StmtNodes.inc"
+
+ private:
+ void PrintType(const QualType &T) const {
+ if (PrintCanonicalTypes)
+ T.getCanonicalType().print(OS, Policy);
+ else
+ T.print(OS, Policy);
+ }
};
} // namespace
@@ -1194,7 +1203,7 @@
void StmtPrinter::VisitOffsetOfExpr(OffsetOfExpr *Node) {
OS << "__builtin_offsetof(";
- Node->getTypeSourceInfo()->getType().print(OS, Policy);
+ PrintType(Node->getTypeSourceInfo()->getType());
OS << ", ";
bool PrintedSomething = false;
for (unsigned i = 0, n = Node->getNumComponents(); i < n; ++i) {
@@ -1251,7 +1260,7 @@
}
if (Node->isArgumentType()) {
OS << '(';
- Node->getArgumentType().print(OS, Policy);
+ PrintType(Node->getArgumentType());
OS << ')';
} else {
OS << " ";
@@ -1268,7 +1277,7 @@
if (T.isNull())
OS << "default";
else
- T.print(OS, Policy);
+ PrintType(T);
OS << ": ";
PrintExpr(Node->getAssocExpr(i));
}
@@ -1359,14 +1368,14 @@
void StmtPrinter::VisitCStyleCastExpr(CStyleCastExpr *Node) {
OS << '(';
- Node->getTypeAsWritten().print(OS, Policy);
+ PrintType(Node->getTypeAsWritten());
OS << ')';
PrintExpr(Node->getSubExpr());
}
void StmtPrinter::VisitCompoundLiteralExpr(CompoundLiteralExpr *Node) {
OS << '(';
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << ')';
PrintExpr(Node->getInitializer());
}
@@ -1442,7 +1451,7 @@
OS << "__builtin_convertvector(";
PrintExpr(Node->getSrcExpr());
OS << ", ";
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << ")";
}
@@ -1535,11 +1544,11 @@
void StmtPrinter::VisitImplicitValueInitExpr(ImplicitValueInitExpr *Node) {
if (Node->getType()->getAsCXXRecordDecl()) {
OS << "/*implicit*/";
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << "()";
} else {
OS << "/*implicit*/(";
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << ')';
if (Node->getType()->isRecordType())
OS << "{}";
@@ -1552,7 +1561,7 @@
OS << "__builtin_va_arg(";
PrintExpr(Node->getSubExpr());
OS << ", ";
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << ")";
}
@@ -1670,7 +1679,7 @@
void StmtPrinter::VisitCXXNamedCastExpr(CXXNamedCastExpr *Node) {
OS << Node->getCastName() << '<';
- Node->getTypeAsWritten().print(OS, Policy);
+ PrintType(Node->getTypeAsWritten());
OS << ">(";
PrintExpr(Node->getSubExpr());
OS << ")";
@@ -1695,7 +1704,7 @@
void StmtPrinter::VisitCXXTypeidExpr(CXXTypeidExpr *Node) {
OS << "typeid(";
if (Node->isTypeOperand()) {
- Node->getTypeOperandSourceInfo()->getType().print(OS, Policy);
+ PrintType(Node->getTypeOperandSourceInfo()->getType());
} else {
PrintExpr(Node->getExprOperand());
}
@@ -1705,7 +1714,7 @@
void StmtPrinter::VisitCXXUuidofExpr(CXXUuidofExpr *Node) {
OS << "__uuidof(";
if (Node->isTypeOperand()) {
- Node->getTypeOperandSourceInfo()->getType().print(OS, Policy);
+ PrintType(Node->getTypeOperandSourceInfo()->getType());
} else {
PrintExpr(Node->getExprOperand());
}
@@ -1806,7 +1815,7 @@
}
void StmtPrinter::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *Node) {
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
// If there are no parens, this is list-initialization, and the braces are
// part of the syntax of the inner construct.
if (Node->getLParenLoc().isValid())
@@ -1821,7 +1830,7 @@
}
void StmtPrinter::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *Node) {
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
if (Node->isStdInitListInitialization())
/* Nothing to do; braces are part of creating the std::initializer_list. */;
else if (Node->isListInitialization())
@@ -1932,7 +1941,7 @@
// Print the trailing return type if it was specified in the source.
if (Node->hasExplicitResultType()) {
OS << " -> ";
- Proto->getReturnType().print(OS, Policy);
+ PrintType(Proto->getReturnType());
}
}
@@ -1944,9 +1953,9 @@
void StmtPrinter::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *Node) {
if (TypeSourceInfo *TSInfo = Node->getTypeSourceInfo())
- TSInfo->getType().print(OS, Policy);
+ PrintType(TSInfo->getType());
else
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << "()";
}
@@ -2011,7 +2020,7 @@
if (IdentifierInfo *II = E->getDestroyedTypeIdentifier())
OS << II->getName();
else
- E->getDestroyedType().print(OS, Policy);
+ PrintType(E->getDestroyedType());
}
void StmtPrinter::VisitCXXConstructExpr(CXXConstructExpr *E) {
@@ -2049,7 +2058,7 @@
void
StmtPrinter::VisitCXXUnresolvedConstructExpr(
CXXUnresolvedConstructExpr *Node) {
- Node->getTypeAsWritten().print(OS, Policy);
+ PrintType(Node->getTypeAsWritten());
OS << "(";
for (CXXUnresolvedConstructExpr::arg_iterator Arg = Node->arg_begin(),
ArgEnd = Node->arg_end();
@@ -2124,14 +2133,14 @@
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I) {
if (I > 0)
OS << ", ";
- E->getArg(I)->getType().print(OS, Policy);
+ PrintType(E->getArg(I)->getType());
}
OS << ")";
}
void StmtPrinter::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
OS << getTypeTraitName(E->getTrait()) << '(';
- E->getQueriedType().print(OS, Policy);
+ PrintType(E->getQueriedType());
OS << ')';
}
@@ -2259,7 +2268,7 @@
void StmtPrinter::VisitObjCEncodeExpr(ObjCEncodeExpr *Node) {
OS << "@encode(";
- Node->getEncodedType().print(OS, Policy);
+ PrintType(Node->getEncodedType());
OS << ')';
}
@@ -2281,7 +2290,7 @@
break;
case ObjCMessageExpr::Class:
- Mess->getClassReceiver().print(OS, Policy);
+ PrintType(Mess->getClassReceiver());
break;
case ObjCMessageExpr::SuperInstance:
@@ -2323,7 +2332,7 @@
void
StmtPrinter::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
OS << '(' << E->getBridgeKindName();
- E->getType().print(OS, Policy);
+ PrintType(E->getType());
OS << ')';
PrintExpr(E->getSubExpr());
}
@@ -2368,7 +2377,7 @@
OS << "__builtin_astype(";
PrintExpr(Node->getSrcExpr());
OS << ", ";
- Node->getType().print(OS, Policy);
+ PrintType(Node->getType());
OS << ")";
}
@@ -2382,9 +2391,10 @@
void Stmt::printPretty(raw_ostream &OS, PrinterHelper *Helper,
const PrintingPolicy &Policy, unsigned Indentation,
- StringRef NL,
- const ASTContext *Context) const {
- StmtPrinter P(OS, Helper, Policy, Indentation, NL, Context);
+ StringRef NL, const ASTContext *Context,
+ bool PrintCanonicalTypes) const {
+ StmtPrinter P(OS, Helper, Policy, Indentation, NL, Context,
+ PrintCanonicalTypes);
P.Visit(const_cast<Stmt*>(this));
}
Index: include/clang/AST/Stmt.h
===================================================================
--- include/clang/AST/Stmt.h
+++ include/clang/AST/Stmt.h
@@ -843,7 +843,8 @@
void printPretty(raw_ostream &OS, PrinterHelper *Helper,
const PrintingPolicy &Policy, unsigned Indentation = 0,
StringRef NewlineSymbol = "\n",
- const ASTContext *Context = nullptr) const;
+ const ASTContext *Context = nullptr,
+ bool PrintCanonicalTypes = false) const;
/// viewAST - Visualize an AST rooted at this Stmt* using GraphViz. Only
/// works on systems with GraphViz (Mac OS X) or dot+gv installed.
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