#include "clang/Lex/MacroInfo.h"
#include "clang/Lex/Preprocessor.h"
using namespace clang;
MacroInfo::MacroInfo(SourceLocation DefLoc) : Location(DefLoc) {
IsFunctionLike = false;
IsC99Varargs = false;
IsGNUVarargs = false;
IsBuiltinMacro = false;
IsFromAST = false;
IsDisabled = false;
IsUsed = false;
IsAllowRedefinitionsWithoutWarning = false;
IsWarnIfUnused = false;
ArgumentList = 0;
NumArguments = 0;
}
MacroInfo::MacroInfo(const MacroInfo &MI, llvm::BumpPtrAllocator &PPAllocator) {
Location = MI.Location;
EndLocation = MI.EndLocation;
ReplacementTokens = MI.ReplacementTokens;
IsFunctionLike = MI.IsFunctionLike;
IsC99Varargs = MI.IsC99Varargs;
IsGNUVarargs = MI.IsGNUVarargs;
IsBuiltinMacro = MI.IsBuiltinMacro;
IsFromAST = MI.IsFromAST;
IsDisabled = MI.IsDisabled;
IsUsed = MI.IsUsed;
IsAllowRedefinitionsWithoutWarning = MI.IsAllowRedefinitionsWithoutWarning;
ArgumentList = 0;
NumArguments = 0;
setArgumentList(MI.ArgumentList, MI.NumArguments, PPAllocator);
}
bool MacroInfo::isIdenticalTo(const MacroInfo &Other, Preprocessor &PP) const {
if (ReplacementTokens.size() != Other.ReplacementTokens.size() ||
getNumArgs() != Other.getNumArgs() ||
isFunctionLike() != Other.isFunctionLike() ||
isC99Varargs() != Other.isC99Varargs() ||
isGNUVarargs() != Other.isGNUVarargs())
return false;
for (arg_iterator I = arg_begin(), OI = Other.arg_begin(), E = arg_end();
I != E; ++I, ++OI)
if (*I != *OI) return false;
for (unsigned i = 0, e = ReplacementTokens.size(); i != e; ++i) {
const Token &A = ReplacementTokens[i];
const Token &B = Other.ReplacementTokens[i];
if (A.getKind() != B.getKind())
return false;
if (i != 0 &&
(A.isAtStartOfLine() != B.isAtStartOfLine() ||
A.hasLeadingSpace() != B.hasLeadingSpace()))
return false;
if (A.getIdentifierInfo() || B.getIdentifierInfo()) {
if (A.getIdentifierInfo() != B.getIdentifierInfo())
return false;
continue;
}
if (PP.getSpelling(A) != PP.getSpelling(B))
return false;
}
return true;
}