[lld] [LLD] [ELF] Add support for linker script unary plus operator (PR #121508)

[Fangrui Song via llvm-commits]

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@@ -1489,6 +1489,9 @@ Expr ScriptParser::readPrimary() {
     Expr e = readPrimary();
     return [=] { return -e().getValue(); };
   }
+  if (consume("+")) {
+    return readPrimary();
+  }
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MaskRay wrote:

drop braces

https://github.com/llvm/llvm-project/pull/121508