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Work around for deficiency in C++11/14/17 standard

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As explained to us by STL at Microsoft (the author of their
vector), there is a hole in the standard wrt the vector copy
constructor, which always exists even if it won't compile.
This commit is contained in:
Matthew Barr 2017-01-09 09:30:03 +11:00
parent 68bdc800fc
commit bc2f336d9d
2 changed files with 26 additions and 19 deletions
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26
src/rose/rose_build_bytecode.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015-2016, Intel Corporation
* Copyright (c) 2015-2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -248,6 +248,30 @@ struct build_context : boost::noncopyable {
rose_group squashable_groups = 0;
};
/** \brief subengine info including built engine and
* corresponding triggering rose vertices */
struct ExclusiveSubengine {
aligned_unique_ptr<NFA> nfa;
vector<RoseVertex> vertices;
};
/** \brief exclusive info to build tamarama */
struct ExclusiveInfo {
// subengine info
vector<ExclusiveSubengine> subengines;
// all the report in tamarama
set<ReportID> reports;
// assigned queue id
u32 queue;
// workaround a deficiency in the standard (as explained by STL @ MS) we
// need to tell the compiler that ExclusiveInfo is moveable-only by
// deleting the copy cons so that vector doesn't get confused
ExclusiveInfo() = default;
ExclusiveInfo(const ExclusiveInfo &) = delete;
ExclusiveInfo(ExclusiveInfo &&) = default;
};
}
static

19
src/rose/rose_build_exclusive.h
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2016, Intel Corporation
* Copyright (c) 2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@ -49,23 +49,6 @@
namespace ue2 {
/** brief subengine info including built engine and
* corresponding triggering rose vertices */
struct ExclusiveSubengine {
aligned_unique_ptr<NFA> nfa;
std::vector<RoseVertex> vertices;
};
/** \brief exclusive info to build tamarama */
struct ExclusiveInfo {
// subengine info
std::vector<ExclusiveSubengine> subengines;
// all the report in tamarama
std::set<ReportID> reports;
// assigned queue id
u32 queue;
};
/** \brief role info structure for exclusive analysis */
template<typename role_id>
struct RoleInfo {