Coverage Report

Created: 2022-07-16 07:03

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/AST/IgnoreExpr.h
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//===--- IgnoreExpr.h - Ignore intermediate Expressions -----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines common functions to ignore intermediate expression nodes
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_AST_IGNOREEXPR_H
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#define LLVM_CLANG_AST_IGNOREEXPR_H
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#include "clang/AST/Expr.h"
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#include "clang/AST/ExprCXX.h"
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namespace clang {
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namespace detail {
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/// Given an expression E and functions Fn_1,...,Fn_n : Expr * -> Expr *,
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/// Return Fn_n(...(Fn_1(E)))
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414M
inline Expr *IgnoreExprNodesImpl(Expr *E) { return E; }
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template <typename FnTy, typename... FnTys>
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695M
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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695M
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
27
695M
}
clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*))
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414M
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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414M
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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414M
}
clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*))
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280M
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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280M
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
27
280M
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&)
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25
207k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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207k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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207k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&>(clang::Expr*, clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&)
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207k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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207k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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207k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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38.8k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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38.8k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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38.8k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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38.8k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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38.8k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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38.8k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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Source
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38.8k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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38.8k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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38.8k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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Source
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38.8k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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38.8k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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38.8k
}
Expr.cpp:clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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38.8k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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38.8k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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38.8k
}
clang::Expr* clang::detail::IgnoreExprNodesImpl<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*))
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Source
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11.4k
Expr *IgnoreExprNodesImpl(Expr *E, FnTy &&Fn, FnTys &&... Fns) {
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11.4k
  return IgnoreExprNodesImpl(Fn(E), std::forward<FnTys>(Fns)...);
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11.4k
}
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} // namespace detail
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/// Given an expression E and functions Fn_1,...,Fn_n : Expr * -> Expr *,
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/// Recursively apply each of the functions to E until reaching a fixed point.
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/// Note that a null E is valid; in this case nothing is done.
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328M
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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328M
  Expr *LastE = nullptr;
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742M
  while (E != LastE) {
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414M
    LastE = E;
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414M
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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414M
  }
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328M
  return E;
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328M
}
clang::Expr* clang::IgnoreExprNodes<clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*))
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123M
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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123M
  Expr *LastE = nullptr;
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257M
  while (E != LastE) {
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133M
    LastE = E;
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133M
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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133M
  }
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123M
  return E;
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123M
}
clang::Expr* clang::IgnoreExprNodes<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*))
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204M
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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204M
  Expr *LastE = nullptr;
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484M
  while (E != LastE) {
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280M
    LastE = E;
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280M
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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280M
  }
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204M
  return E;
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204M
}
Expr.cpp:clang::Expr* clang::IgnoreExprNodes<clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreParenNoopCasts(clang::ASTContext const&)::$_3&)
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Source
33
202k
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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202k
  Expr *LastE = nullptr;
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410k
  while (E != LastE) {
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207k
    LastE = E;
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207k
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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207k
  }
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202k
  return E;
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202k
}
Expr.cpp:clang::Expr* clang::IgnoreExprNodes<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr::IgnoreUnlessSpelledInSource()::$_4&, clang::Expr::IgnoreUnlessSpelledInSource()::$_5&)
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Count
Source
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35.8k
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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35.8k
  Expr *LastE = nullptr;
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74.6k
  while (E != LastE) {
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38.8k
    LastE = E;
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38.8k
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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38.8k
  }
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35.8k
  return E;
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35.8k
}
clang::Expr* clang::IgnoreExprNodes<clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*)>(clang::Expr*, clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*), clang::Expr* (&)(clang::Expr*))
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9.42k
template <typename... FnTys> Expr *IgnoreExprNodes(Expr *E, FnTys &&... Fns) {
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9.42k
  Expr *LastE = nullptr;
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20.9k
  while (E != LastE) {
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11.4k
    LastE = E;
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11.4k
    E = detail::IgnoreExprNodesImpl(E, std::forward<FnTys>(Fns)...);
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11.4k
  }
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9.42k
  return E;
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9.42k
}
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template <typename... FnTys>
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2.17M
const Expr *IgnoreExprNodes(const Expr *E, FnTys &&...Fns) {
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2.17M
  return IgnoreExprNodes(const_cast<Expr *>(E), std::forward<FnTys>(Fns)...);
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2.17M
}
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200M
inline Expr *IgnoreImplicitCastsSingleStep(Expr *E) {
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200M
  if (auto *ICE = dyn_cast<ImplicitCastExpr>(E))
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54.5M
    return ICE->getSubExpr();
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145M
  if (auto *FE = dyn_cast<FullExpr>(E))
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353k
    return FE->getSubExpr();
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145M
  return E;
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145M
}
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178M
inline Expr *IgnoreImplicitCastsExtraSingleStep(Expr *E) {
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  // FIXME: Skip MaterializeTemporaryExpr and SubstNonTypeTemplateParmExpr in
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  // addition to what IgnoreImpCasts() skips to account for the current
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  // behaviour of IgnoreParenImpCasts().
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178M
  Expr *SubE = IgnoreImplicitCastsSingleStep(E);
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178M
  if (SubE != E)
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49.2M
    return SubE;
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129M
  if (auto *MTE = dyn_cast<MaterializeTemporaryExpr>(E))
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321k
    return MTE->getSubExpr();
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129M
  if (auto *NTTP = dyn_cast<SubstNonTypeTemplateParmExpr>(E))
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1.68M
    return NTTP->getReplacement();
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127M
  return E;
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129M
}
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101M
inline Expr *IgnoreCastsSingleStep(Expr *E) {
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101M
  if (auto *CE = dyn_cast<CastExpr>(E))
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16.0M
    return CE->getSubExpr();
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85.4M
  if (auto *FE = dyn_cast<FullExpr>(E))
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124k
    return FE->getSubExpr();
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85.2M
  if (auto *MTE = dyn_cast<MaterializeTemporaryExpr>(E))
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34.0k
    return MTE->getSubExpr();
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85.2M
  if (auto *NTTP = dyn_cast<SubstNonTypeTemplateParmExpr>(E))
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315k
    return NTTP->getReplacement();
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84.9M
  return E;
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85.2M
}
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69.4k
inline Expr *IgnoreLValueCastsSingleStep(Expr *E) {
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  // Skip what IgnoreCastsSingleStep skips, except that only
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  // lvalue-to-rvalue casts are skipped.
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69.4k
  if (auto *CE = dyn_cast<CastExpr>(E))
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3.30k
    if (CE->getCastKind() != CK_LValueToRValue)
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287
      return E;
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69.1k
  return IgnoreCastsSingleStep(E);
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69.4k
}
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42.3k
inline Expr *IgnoreBaseCastsSingleStep(Expr *E) {
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42.3k
  if (auto *CE = dyn_cast<CastExpr>(E))
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8.53k
    if (CE->getCastKind() == CK_DerivedToBase ||
103
8.53k
        
CE->getCastKind() == CK_UncheckedDerivedToBase8.44k
||
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8.53k
        
CE->getCastKind() == CK_NoOp8.11k
)
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4.43k
      return CE->getSubExpr();
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37.8k
  return E;
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42.3k
}
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8.11M
inline Expr *IgnoreImplicitSingleStep(Expr *E) {
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8.11M
  Expr *SubE = IgnoreImplicitCastsSingleStep(E);
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8.11M
  if (SubE != E)
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2.29M
    return SubE;
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5.81M
  if (auto *MTE = dyn_cast<MaterializeTemporaryExpr>(E))
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829
    return MTE->getSubExpr();
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5.81M
  if (auto *BTE = dyn_cast<CXXBindTemporaryExpr>(E))
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191
    return BTE->getSubExpr();
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5.81M
  return E;
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5.81M
}
123
124
217
inline Expr *IgnoreElidableImplicitConstructorSingleStep(Expr *E) {
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217
  auto *CCE = dyn_cast<CXXConstructExpr>(E);
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217
  if (CCE && 
CCE->isElidable()17
&&
!isa<CXXTemporaryObjectExpr>(CCE)15
) {
127
15
    unsigned NumArgs = CCE->getNumArgs();
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15
    if ((NumArgs == 1 ||
129
15
         
(0
NumArgs > 10
&&
CCE->getArg(1)->isDefaultArgument()0
)) &&
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15
        !CCE->getArg(0)->isDefaultArgument() && !CCE->isListInitialization())
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15
      return CCE->getArg(0);
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15
  }
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202
  return E;
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217
}
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5.60k
inline Expr *IgnoreImplicitAsWrittenSingleStep(Expr *E) {
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5.60k
  if (auto *ICE = dyn_cast<ImplicitCastExpr>(E))
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2.27k
    return ICE->getSubExprAsWritten();
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3.32k
  return IgnoreImplicitSingleStep(E);
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5.60k
}
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143
38.8k
inline Expr *IgnoreParensOnlySingleStep(Expr *E) {
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38.8k
  if (auto *PE = dyn_cast<ParenExpr>(E))
145
5
    return PE->getSubExpr();
146
38.8k
  return E;
147
38.8k
}
148
149
391M
inline Expr *IgnoreParensSingleStep(Expr *E) {
150
391M
  if (auto *PE = dyn_cast<ParenExpr>(E))
151
12.3M
    return PE->getSubExpr();
152
153
378M
  if (auto *UO = dyn_cast<UnaryOperator>(E)) {
154
6.04M
    if (UO->getOpcode() == UO_Extension)
155
236k
      return UO->getSubExpr();
156
6.04M
  }
157
158
372M
  else if (auto *GSE = dyn_cast<GenericSelectionExpr>(E)) {
159
1.44k
    if (!GSE->isResultDependent())
160
1.43k
      return GSE->getResultExpr();
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1.44k
  }
162
163
372M
  else if (auto *CE = dyn_cast<ChooseExpr>(E)) {
164
275
    if (!CE->isConditionDependent())
165
272
      return CE->getChosenSubExpr();
166
275
  }
167
168
378M
  return E;
169
378M
}
170
171
} // namespace clang
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#endif // LLVM_CLANG_AST_IGNOREEXPR_H