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make sure that empty diag groups get known by clang. 

llvm-svn: 69235
This commit is contained in:
Chris Lattner 2009-04-15 22:33:02 +00:00
parent 9ac5f22fc7
commit 4816a3488f
1 changed files with 8 additions and 2 deletions
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10
llvm/utils/TableGen/ClangDiagnosticsEmitter.cpp
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@ -66,9 +66,8 @@ void ClangDiagGroupsEmitter::run(std::ostream &OS) {
// groups to diags in the group.
std::map<std::string, std::vector<const Record*> > DiagsInGroup;
const std::vector<Record*> &Diags =
std::vector<Record*> Diags =
Records.getAllDerivedDefinitions("Diagnostic");
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
const Record *R = Diags[i];
DefInit *DI = dynamic_cast<DefInit*>(R->getValueInit("Group"));
@ -76,6 +75,13 @@ void ClangDiagGroupsEmitter::run(std::ostream &OS) {
DiagsInGroup[DI->getDef()->getValueAsString("GroupName")].push_back(R);
}
// Add all DiagGroup's to the DiagsInGroup list to make sure we pick up empty
// groups (these are warnings that GCC supports that clang never produces).
Diags = Records.getAllDerivedDefinitions("DiagGroup");
for (unsigned i = 0, e = Diags.size(); i != e; ++i) {
DiagsInGroup[Diags[i]->getValueAsString("GroupName")];
}
// Walk through the groups emitting an array for each diagnostic of the diags
// that are mapped to.
OS << "\n#ifdef GET_DIAG_ARRAYS\n";