1 //===- SMLoc.h - Source location for use with diagnostics -------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file declares the SMLoc class. This class encapsulates a location in
11 // source code for use in diagnostics.
13 //===----------------------------------------------------------------------===//
15 #ifndef SUPPORT_SMLOC_H
16 #define SUPPORT_SMLOC_H
22 /// SMLoc - Represents a location in source code.
27 SMLoc(const SMLoc &RHS) : Ptr(RHS.Ptr) {}
29 bool isValid() const { return Ptr != 0; }
31 bool operator==(const SMLoc &RHS) const { return RHS.Ptr == Ptr; }
32 bool operator!=(const SMLoc &RHS) const { return RHS.Ptr != Ptr; }
34 const char *getPointer() const { return Ptr; }
36 static SMLoc getFromPointer(const char *Ptr) {
43 /// SMRange - Represents a range in source code. Note that unlike standard STL
44 /// ranges, the locations specified are considered to be *inclusive*. For
45 /// example, [X,X] *does* include X, it isn't an empty range.
51 SMRange(SMLoc St, SMLoc En) : Start(St), End(En) {
52 assert(Start.isValid() == End.isValid() &&
53 "Start and end should either both be valid or both be invalid!");
56 bool isValid() const { return Start.isValid(); }
59 } // end namespace llvm