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

[Sergei Barannikov 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())
      << '\n';
   for (const AddressEntry &Addr : AddressArea)
-    OS << format(
-        "    Low/High address = [0x%llx, 0x%llx) (Size: 0x%llx), CU id = %d\n",
-        Addr.LowAddress, Addr.HighAddress, Addr.HighAddress - Addr.LowAddress,
-        Addr.CuIndex);
+    OS << formatv("    Low/High address = [{0:x}, {1:x}) (Size: {2:x}), CU "
+                  "id = {3}\n",
+                  Addr.LowAddress, Addr.HighAddress,
+                  Addr.HighAddress - Addr.LowAddress, Addr.CuIndex);
 }
 
 void DWARFGdbIndex::dumpSymbolTable(raw_ostream &OS) const {
-  OS << format("\n  Symbol table offset = 0x%x, size = %" PRId64
-               ", filled slots:",
-               SymbolTableOffset, (uint64_t)SymbolTable.size())
+  OS << formatv("\n  Symbol table offset = {0:x}, size = {1}, filled slots:",
+                SymbolTableOffset, (uint64_t)SymbolTable.size())
----------------
s-barannikov wrote:

```suggestion
                SymbolTableOffset, SymbolTable.size())
```

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