Fix Modi and File count if there are more than 65535 modules/files.

These numbers are intended to be capped at 65535, but
`std::max<uint16_t>(UINT16_MAX, N)` always returns N for any N because
the expression is the same as `std::max((uint16_t)UINT16_MAX, (uint16_t)N)`.

llvm-svn: 287060
diff --git a/llvm/lib/DebugInfo/PDB/Raw/DbiStreamBuilder.cpp b/llvm/lib/DebugInfo/PDB/Raw/DbiStreamBuilder.cpp
index 7001030..9989c4c 100644
--- a/llvm/lib/DebugInfo/PDB/Raw/DbiStreamBuilder.cpp
+++ b/llvm/lib/DebugInfo/PDB/Raw/DbiStreamBuilder.cpp
@@ -185,8 +185,8 @@
       WritableStreamRef(FileInfoBuffer).keep_front(NamesOffset);
   StreamWriter MetadataWriter(MetadataBuffer);
 
-  uint16_t ModiCount = std::min<uint16_t>(UINT16_MAX, ModuleInfos.size());
-  uint16_t FileCount = std::min<uint16_t>(UINT16_MAX, SourceFileNames.size());
+  uint16_t ModiCount = std::min<uint32_t>(UINT16_MAX, ModuleInfos.size());
+  uint16_t FileCount = std::min<uint32_t>(UINT16_MAX, SourceFileNames.size());
   if (auto EC = MetadataWriter.writeInteger(ModiCount)) // NumModules
     return EC;
   if (auto EC = MetadataWriter.writeInteger(FileCount)) // NumSourceFiles