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Fixes an assertion violation when bind to temporary 

expression is a dependent expression. 
// rdar: // 8620524 and PR7851

llvm-svn: 118066
This commit is contained in:
Fariborz Jahanian 2010-11-02 21:05:53 +00:00
parent 8e7cb6dcfa
commit dba351df64
3 changed files with 30 additions and 3 deletions
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5
clang/include/clang/AST/ExprCXX.h
View File

@ -672,8 +672,9 @@ class CXXBindTemporaryExpr : public Expr {
Stmt *SubExpr;
CXXBindTemporaryExpr(CXXTemporary *temp, Expr* subexpr)
: Expr(CXXBindTemporaryExprClass, subexpr->getType(), false, false),
CXXBindTemporaryExpr(CXXTemporary *temp, Expr* subexpr,
bool TD=false, bool VD=false)
: Expr(CXXBindTemporaryExprClass, subexpr->getType(), TD, VD),
Temp(temp), SubExpr(subexpr) { }
public:

4
clang/lib/AST/ExprCXX.cpp
View File

@ -534,7 +534,9 @@ CXXBindTemporaryExpr *CXXBindTemporaryExpr::Create(ASTContext &C,
assert(SubExpr->getType()->isRecordType() &&
"Expression bound to a temporary must have record type!");
return new (C) CXXBindTemporaryExpr(Temp, SubExpr);
return new (C) CXXBindTemporaryExpr(Temp, SubExpr,
SubExpr->isTypeDependent(),
SubExpr->isValueDependent());
}
CXXTemporaryObjectExpr::CXXTemporaryObjectExpr(ASTContext &C,

24
clang/test/CodeGenCXX/template-dependent-bind-temporary.cpp Normal file
View File

@ -0,0 +1,24 @@
// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
// rdar: //8620524
// PR7851
struct string {
string (const string& );
string ();
~string();
};
string operator + (char ch, const string&);
template <class T>
void IntToString(T a)
{
string result;
T digit;
char((digit < 10 ? '0' : 'a') + digit) + result;
}
int main() {
// CHECK: define linkonce_odr void @_Z11IntToStringIcEvT_(
IntToString('a');
}