From: Eddie Hung <eddie@fpgeh.com>
Date: Thu, 12 Mar 2020 21:41:27 +0000 (-0700)
Subject: kernel: IdString:in() to use perfect forwarding
X-Git-Tag: working-ls180~697^2~7
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=4a8cecf03e5b1de409b2c8fabf4355157c5e97b5;p=yosys.git

kernel: IdString:in() to use perfect forwarding
---

diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index 7c1523f0b..1283db134 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -359,8 +359,8 @@ namespace RTLIL
 		// of cell types). the following functions helps with that.
 
 		template<typename T, typename... Args>
-		bool in(T first, Args... rest) const {
-			return in(first) || in(rest...);
+		bool in(T first, Args&&... rest) const {
+			return in(first) || in(std::forward<Args>(rest)...);
 		}
 
 		bool in(IdString rhs) const { return *this == rhs; }