[lld] f1ba48d - [ELF] Simplify Symbol::extract. NFC

[Fangrui Song via llvm-commits]

Author: Fangrui Song
Date: 2021-11-26T14:10:55-08:00
New Revision: f1ba48d50800e3d39027af9e5dff56f35ac21ce4

URL: https://github.com/llvm/llvm-project/commit/f1ba48d50800e3d39027af9e5dff56f35ac21ce4
DIFF: https://github.com/llvm/llvm-project/commit/f1ba48d50800e3d39027af9e5dff56f35ac21ce4.diff

LOG: [ELF] Simplify Symbol::extract. NFC

Added: 
    

Modified: 
    lld/ELF/Symbols.cpp

Removed: 
    


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diff  --git a/lld/ELF/Symbols.cpp b/lld/ELF/Symbols.cpp
index da3ade1b9dad2..8c410b4d5bfbb 100644
--- a/lld/ELF/Symbols.cpp
+++ b/lld/ELF/Symbols.cpp
@@ -257,17 +257,10 @@ void Symbol::parseSymbolVersion() {
 }
 
 void Symbol::extract() const {
-  if (auto *sym = dyn_cast<LazyArchive>(this)) {
+  if (auto *sym = dyn_cast<LazyArchive>(this))
     cast<ArchiveFile>(sym->file)->extract(sym->sym);
-    return;
-  }
-
-  if (auto *sym = dyn_cast<LazyObject>(this)) {
-    dyn_cast<LazyObjFile>(sym->file)->extract();
-    return;
-  }
-
-  llvm_unreachable("Symbol::extract() is called on a non-lazy symbol");
+  else
+    cast<LazyObjFile>(this->file)->extract();
 }
 
 MemoryBufferRef LazyArchive::getMemberBuffer() {