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Fix broken de/serialization for a couple of C++ Exprs.

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llvm-svn: 106726
This commit is contained in:
Argyrios Kyrtzidis 2010-06-24 08:57:09 +00:00
parent 8048662539
commit 30d98f3d9e
3 changed files with 14 additions and 11 deletions
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11
clang/lib/Frontend/PCHReaderStmt.cpp
View File

@ -957,12 +957,15 @@ unsigned PCHStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
unsigned PCHStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) {
VisitExpr(E);
assert(Record[Idx] == E->getNumArgs() &&
"Read wrong record during creation ?");
++Idx; // NumArgs;
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, cast<Expr>(StmtStack[StmtStack.size() - N + I]));
E->setConstructor(cast<CXXConstructorDecl>(Reader.GetDecl(Record[Idx++])));
E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++]));
E->setElidable(Record[Idx++]);
E->setRequiresZeroInitialization(Record[Idx++]);
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, cast<Expr>(StmtStack[StmtStack.size() - N + I]));
E->setConstructionKind((CXXConstructExpr::ConstructionKind)Record[Idx++]);
return E->getNumArgs();
}
@ -1032,7 +1035,7 @@ unsigned PCHStmtReader::VisitCXXThisExpr(CXXThisExpr *E) {
unsigned PCHStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) {
VisitExpr(E);
E->setThrowLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
E->setSubExpr(cast<Expr>(StmtStack.back()));
E->setSubExpr(cast_or_null<Expr>(StmtStack.back()));
return 1;
}
@ -1431,7 +1434,7 @@ Stmt *PCHReader::ReadStmt(llvm::BitstreamCursor &Cursor) {
case pch::EXPR_CXX_CONSTRUCT:
S = new (Context) CXXConstructExpr(Empty, *Context,
Record[PCHStmtReader::NumExprFields + 2]);
Record[PCHStmtReader::NumExprFields]);
break;
case pch::EXPR_CXX_STATIC_CAST:

6
clang/lib/Frontend/PCHWriterStmt.cpp
View File

@ -869,13 +869,13 @@ void PCHStmtWriter::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
void PCHStmtWriter::VisitCXXConstructExpr(CXXConstructExpr *E) {
VisitExpr(E);
Record.push_back(E->getNumArgs());
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
Writer.WriteSubStmt(E->getArg(I));
Writer.AddDeclRef(E->getConstructor(), Record);
Writer.AddSourceLocation(E->getLocation(), Record);
Record.push_back(E->isElidable());
Record.push_back(E->requiresZeroInitialization());
Record.push_back(E->getNumArgs());
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
Writer.WriteSubStmt(E->getArg(I));
Record.push_back(E->getConstructionKind()); // FIXME: stable encoding
Code = pch::EXPR_CXX_CONSTRUCT;
}

8
clang/test/PCH/cxx_exprs.cpp
View File

@ -1,9 +1,9 @@
// Test this without pch.
// RUN: %clang_cc1 -include %S/cxx_exprs.h -std=c++0x -fsyntax-only -verify %s
// RUN: %clang_cc1 -include %S/cxx_exprs.h -std=c++0x -fsyntax-only -verify %s -ast-dump
// Test with pch.
// Test with pch. Use '-ast-dump' to force deserialization of function bodies.
// RUN: %clang_cc1 -x c++-header -std=c++0x -emit-pch -o %t %S/cxx_exprs.h
// RUN: %clang_cc1 -std=c++0x -include-pch %t -fsyntax-only -verify %s
// RUN: %clang_cc1 -std=c++0x -include-pch %t -fsyntax-only -verify %s -ast-dump
int integer;
double floating;
@ -36,4 +36,4 @@ cxx_null_ptr_result null_ptr = nullptr;
// CXXTypeidExpr
typeid_result1 typeid_1 = 0;
typeid_result2 typeid_2 = 0;
typeid_result2 typeid_2 = 0;