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llvm-6502/include/llvm/ExecutionEngine/Interpreter.h
Bob Wilson e46161f10c Fix the Ocaml bindings for the ExecutionEngine: with the change to build
libraries instead of relinked objects, the interpreter, JIT, and native
target libraries were not being linked in to an ocaml program using the
ExecutionEngine.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74117 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-24 21:09:18 +00:00

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//===-- Interpreter.h - Abstract Execution Engine Interface -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file forces the interpreter to link in on certain operating systems.
// (Windows).
//
//===----------------------------------------------------------------------===//
#ifndef EXECUTION_ENGINE_INTERPRETER_H
#define EXECUTION_ENGINE_INTERPRETER_H
#include "llvm/ExecutionEngine/ExecutionEngine.h"
#include <cstdlib>
extern "C" void LLVMLinkInInterpreter();
namespace {
struct ForceInterpreterLinking {
ForceInterpreterLinking() {
// We must reference the passes in such a way that compilers will not
// delete it all as dead code, even with whole program optimization,
// yet is effectively a NO-OP. As the compiler isn't smart enough
// to know that getenv() never returns -1, this will do the job.
if (std::getenv("bar") != (char*) -1)
return;
LLVMLinkInInterpreter();
}
} ForceInterpreterLinking;
}
#endif