cling/test/Interfaces/transactionReuse.C
2014-01-07 12:02:58 +01:00

58 lines
1.7 KiB
C

//------------------------------------------------------------------------------
// CLING - the C++ LLVM-based InterpreterG :)
//
// This file is dual-licensed: you can choose to license it under the University
// of Illinois Open Source License or the GNU Lesser General Public License. See
// LICENSE.TXT for details.
//------------------------------------------------------------------------------
// RUN: cat %s | %cling | FileCheck %s
// This test makes sure the interpreter doesn't create many useless empty
// transactions.
// Author: Vassil Vassilev
#include "cling/Interpreter/Interpreter.h"
#include "cling/Interpreter/Transaction.h"
#include "clang/AST/Decl.h"
#include <stdio.h>
.rawInput 1
using namespace cling;
void generateNestedTransaction(int depth) {
if (!depth)
return;
cling::Interpreter::PushTransactionRAII RAIIT(gCling);
if (depth | 0x1) { // if odd
char buff[100];
sprintf(buff, "int i%d;", depth);
gCling->process(buff);
} // this will cause every even transaction to be reused.
generateNestedTransaction(--depth);
}
.rawInput 0
generateNestedTransaction(5);
const cling::Transaction* T = gCling->getFirstTransaction();
while(T) {
if (T->empty())
printf("Empty transaction detected!\n");
else if (T->getWrapperFD() && T->getWrapperFD()->getKind() != clang::Decl::Function)
printf("Unexpected wrapper kind!\n");
if (T->getState() != Transaction::kCommitted)
printf("Unexpected transaction state!\n");
//T->printStructure();
T = T->getNext();
}
printf("Just make FileCheck(CHECK-NOT) happy.\n")
//CHECK-NOT:Empty transaction detected!
//CHECK-NOT:Unexpected wrapper kind!
//CHECK-NOT:Unexpected transaction state!
.q