[llvm] [llvm][DebugInfo] formatv in DWARFGdbIndex (PR #191994)

[David Spickett via llvm-commits]

================
@@ -44,20 +44,19 @@ void DWARFGdbIndex::dumpTUList(raw_ostream &OS) const {
 }
 
 void DWARFGdbIndex::dumpAddressArea(raw_ostream &OS) const {
-  OS << format("\n  Address area offset = 0x%x, has %" PRId64 " entries:",
-               AddressAreaOffset, (uint64_t)AddressArea.size())
+  OS << formatv("\n  Address area offset = {0:x}, has {1} entries:",
+                AddressAreaOffset, (uint64_t)AddressArea.size())
----------------
DavidSpickett wrote:

Yes:
```
SmallVector<AddressEntry, 0> AddressArea;
```
Size is size_t.

https://github.com/llvm/llvm-project/pull/191994