/usr/include/llvm-3.9/llvm/ExecutionEngine/OrcMCJITReplacement.h is in llvm-3.9-dev 1:3.9.1-19ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | //===---- OrcMCJITReplacement.h - Orc-based MCJIT replacement ---*- 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 OrcMCJITReplacement to link in on certain operating systems.
// (Windows).
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_EXECUTIONENGINE_ORCMCJITREPLACEMENT_H
#define LLVM_EXECUTIONENGINE_ORCMCJITREPLACEMENT_H
#include "llvm/ExecutionEngine/ExecutionEngine.h"
#include <cstdlib>
extern "C" void LLVMLinkInOrcMCJITReplacement();
namespace {
struct ForceOrcMCJITReplacementLinking {
ForceOrcMCJITReplacementLinking() {
// We must reference OrcMCJITReplacement 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;
LLVMLinkInOrcMCJITReplacement();
}
} ForceOrcMCJITReplacementLinking;
}
#endif
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