Fix List-of-List Processing

Fix VarListElementInit::resolveListElementReference to return a
partially resolved VarListElementInint in the case where full
resolution is not possible.  This allows TableGen to make forward
progress resolving certain complex list expressions.

llvm-svn: 141315
This commit is contained in:
David Greene 2011-10-06 21:20:46 +00:00
parent 74842740c0
commit 7475ad05fa
1 changed files with 3 additions and 1 deletions

View File

@ -1456,7 +1456,9 @@ Init *VarListElementInit:: resolveListElementReference(Record &R,
if (Result) {
TypedInit *TInit = dynamic_cast<TypedInit *>(Result);
if (TInit) {
return TInit->resolveListElementReference(R, RV, Elt);
Init *Result2 = TInit->resolveListElementReference(R, RV, Elt);
if (Result2) return Result2;
return new VarListElementInit(TInit, Elt);
}
return Result;
}