DI: Strengthen some dyn_casts to DIDerivedType, NFC

The surrounding code proves in both cases that these must be
`DIDerivedType` if they're `DIDerivedTypeBase`, so strengthen the
`dyn_cast`s to the more specific type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243143 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith 2015-07-24 19:17:20 +00:00
parent ab0a70d3a3
commit c63e16a6d4

View File

@ -60,7 +60,7 @@ DICompositeTypeBase *llvm::getDICompositeType(DIType *T) {
if (auto *C = dyn_cast_or_null<DICompositeTypeBase>(T))
return C;
if (auto *D = dyn_cast_or_null<DIDerivedTypeBase>(T)) {
if (auto *D = dyn_cast_or_null<DIDerivedType>(T)) {
// This function is currently used by dragonegg and dragonegg does
// not generate identifier for types, so using an empty map to resolve
// DerivedFrom should be fine.
@ -177,7 +177,7 @@ void DebugInfoFinder::processType(DIType *DT) {
else if (auto *SP = dyn_cast<DISubprogram>(D))
processSubprogram(SP);
}
} else if (auto *DDT = dyn_cast<DIDerivedTypeBase>(DT)) {
} else if (auto *DDT = dyn_cast<DIDerivedType>(DT)) {
processType(DDT->getBaseType().resolve(TypeIdentifierMap));
}
}