42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
//------------------------------------------------------------------------------
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// CLING - the C++ LLVM-based InterpreterG :)
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//
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// This file is dual-licensed: you can choose to license it under the University
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// of Illinois Open Source License or the GNU Lesser General Public License. See
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// LICENSE.TXT for details.
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//------------------------------------------------------------------------------
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// RUN: cat %s | %cling 2>&1 | FileCheck %s
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// Test to check the functionality of the multiple interpreters.
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// Create a "child" interpreter and use gCling as its "parent".
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#include "cling/Interpreter/Interpreter.h"
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#include "cling/MetaProcessor/MetaProcessor.h"
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// #include "cling/Utils/Output.h"
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//Declare something in the parent interpreter
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int foo(){ return 42; }
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// OR
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//gCling->declare("void foo(){ cling::outs() << \"foo(void)\\n\"; }");
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const char* argV[1] = {"cling"};
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// Declare something in the child interpreter, then execute it from the child
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// interpreter, and check if function overload resolution works.
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// All needs to happen in one parent statement, or else the contract
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// that the parent is not modified during the child's lifetime
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// is violated.
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{
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cling::Interpreter ChildInterp(*gCling, 1, argV);
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ChildInterp.declare("void foo(int i){ printf(\"foo(int) = %d\\n\", i); }\n");
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ChildInterp.echo("foo()"); //CHECK: (int) 42
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ChildInterp.execute("foo(1)"); //CHECK: foo(int) = 1
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// The following should not crash, even if the child interpreter has a
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// different ASTContext.VoidTy.
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ChildInterp.echo("(void)1");
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}
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.q
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