================
@@ -206,12 +206,14 @@ llvm::MDNode *CodeGenTBAA::getTypeInfoHelper(const Type
*Ty) {
if (!CodeGenOpts.PointerTBAA)
return AnyPtr;
// Compute the depth of the pointer and generate a tag of the form
"p<depth>
- // <base type tag>".
+ // <base type tag>". Look through pointer and array types to determine the
+ // base type.
unsigned PtrDepth = 0;
do {
PtrDepth++;
- Ty = Ty->getPointeeType().getTypePtr();
- } while (Ty->isPointerType());
+ Ty = Ty->isPointerType() ? Ty->getPointeeType().getTypePtr()
+ : Ty->getArrayElementTypeNoTypeQual();
----------------
rjmccall wrote:
You can just do `Ty = Ty->getPointeeType()->getBaseElementTypeUnsafe();`. The
"unsafety" is just incorrectness about type qualifiers, which we're fine with
here.
https://github.com/llvm/llvm-project/pull/116991
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