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//===--- Source.cpp - Source expression tracking ----------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "Source.h"
#include "clang/AST/Expr.h"
using namespace clang;
using namespace clang::interp;
SourceLocation SourceInfo::getLoc() const {
if (const Expr *E = asExpr())
return E->getExprLoc();
if (const Stmt *S = asStmt())
return S->getBeginLoc();
if (const Decl *D = asDecl())
return D->getBeginLoc();
return SourceLocation();
}
SourceRange SourceInfo::getRange() const {
if (const Expr *E = asExpr())
return E->getSourceRange();
if (const Stmt *S = asStmt())
return S->getSourceRange();
if (const Decl *D = asDecl())
return D->getSourceRange();
return SourceRange();
}
const Expr *SourceInfo::asExpr() const {
if (const auto *S = dyn_cast_if_present<const Stmt *>(Source))
return dyn_cast<Expr>(S);
return nullptr;
}
const Expr *SourceMapper::getExpr(const Function *F, CodePtr PC) const {
if (const Expr *E = getSource(F, PC).asExpr())
return E;
return nullptr;
}
SourceLocation SourceMapper::getLocation(const Function *F, CodePtr PC) const {
return getSource(F, PC).getLoc();
}
SourceRange SourceMapper::getRange(const Function *F, CodePtr PC) const {
return getSource(F, PC).getRange();
}
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