Serialization: Implement LocalDeclTableInfo::GetExternalKey()

slavapestov · slavapestov · commit 43ee8ae282c8 · 2020-04-10T15:05:54.000-04:00
This allows iterating over serialized decl tables, which is useful
for debugging.
diff --git a/lib/Serialization/ModuleFile.cpp b/lib/Serialization/ModuleFile.cpp
@@ -597,6 +597,10 @@ class ModuleFile::LocalDeclTableInfo {
     return ID;
   }
 
+  external_key_type GetExternalKey(internal_key_type ID) {
+    return ID;
+  }
+
   hash_value_type ComputeHash(internal_key_type key) {
     return llvm::djbHash(key, SWIFTMODULE_HASH_SEED);
   }

Original file line number	Diff line number	Diff line change
`@@ -597,6 +597,10 @@ class ModuleFile::LocalDeclTableInfo {`
`597`	`597`	`return ID;`
`598`	`598`	`}`
`599`	`599`
	`600`	`+ external_key_type GetExternalKey(internal_key_type ID) {`
	`601`	`+ return ID;`
	`602`	`+ }`
	`603`	`+`
`600`	`604`	`hash_value_type ComputeHash(internal_key_type key) {`
`601`	`605`	`return llvm::djbHash(key, SWIFTMODULE_HASH_SEED);`
`602`	`606`	`}`