void DeprecatedIosBaseAliasesCheck::check(
const MatchFinder::MatchResult &Result) {
SourceManager &SM = *Result.SourceManager;
const auto *Typedef = Result.Nodes.getNodeAs<TypedefDecl>("TypeDecl");
StringRef TypeName = Typedef->getName();
bool HasReplacement = ReplacementTypes.count(TypeName);
const auto *TL = Result.Nodes.getNodeAs<TypeLoc>("TypeLoc");
SourceLocation IoStateLoc = TL->getBeginLoc();
// Do not generate fixits for matches depending on template arguments and
// macro expansions.
bool Fix = HasReplacement && !TL->getType()->isDependentType();
if (IoStateLoc.isMacroID()) {
IoStateLoc = SM.getSpellingLoc(IoStateLoc);
Fix = false;
}
SourceLocation EndLoc = IoStateLoc.getLocWithOffset(TypeName.size() - 1);
if (HasReplacement) {
auto FixName = ReplacementTypes.lookup(TypeName);
auto Builder = diag(IoStateLoc, "'std::ios_base::%0' is deprecated; use "
"'std::ios_base::%1' instead")
<< TypeName << FixName;
if (Fix)
Builder << FixItHint::CreateReplacement(SourceRange(IoStateLoc, EndLoc),
FixName);
} else
diag(IoStateLoc, "'std::ios_base::%0' is deprecated") << TypeName;
}
static void hide(llvm::StringMap<cl::Option *> &map, const char *name) {
// Check if option exists first for resilience against LLVM changes
// between versions.
if (map.count(name)) {
map[name]->setHiddenFlag(cl::Hidden);
}
}
llvm::Constant* embedRelocatablePtr(const void* addr, llvm::Type* type, llvm::StringRef shared_name) {
assert(addr);
if (!ENABLE_JIT_OBJECT_CACHE)
return embedConstantPtr(addr, type);
std::string name;
if (!shared_name.empty()) {
llvm::GlobalVariable* gv = g.cur_module->getGlobalVariable(shared_name, true);
if (gv)
return gv;
assert(!relocatable_syms.count(name));
name = shared_name;
} else {
name = (llvm::Twine("c") + llvm::Twine(relocatable_syms.size())).str();
}
relocatable_syms[name] = addr;
llvm::Type* var_type = type->getPointerElementType();
return new llvm::GlobalVariable(*g.cur_module, var_type, true, llvm::GlobalVariable::ExternalLinkage, 0, name);
}