зеркало из https://github.com/microsoft/clang-1.git
55 строки
1.4 KiB
C++
55 строки
1.4 KiB
C++
//===--- CallInliner.cpp - Transfer function that inlines callee ----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements the callee inlining transfer function.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Checker/PathSensitive/CheckerVisitor.h"
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#include "clang/Checker/PathSensitive/GRState.h"
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#include "clang/Checker/Checkers/LocalCheckers.h"
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using namespace clang;
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namespace {
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class CallInliner : public Checker {
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public:
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static void *getTag() {
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static int x;
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return &x;
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}
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virtual bool EvalCallExpr(CheckerContext &C, const CallExpr *CE);
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};
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}
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void clang::RegisterCallInliner(GRExprEngine &Eng) {
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Eng.registerCheck(new CallInliner());
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}
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bool CallInliner::EvalCallExpr(CheckerContext &C, const CallExpr *CE) {
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const GRState *state = C.getState();
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const Expr *Callee = CE->getCallee();
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SVal L = state->getSVal(Callee);
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const FunctionDecl *FD = L.getAsFunctionDecl();
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if (!FD)
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return false;
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if (!FD->getBody(FD))
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return false;
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// Now we have the definition of the callee, create a CallEnter node.
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CallEnter Loc(CE, FD, C.getPredecessor()->getLocationContext());
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C.addTransition(state, Loc);
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return true;
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}
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