From d86a25f145012ccb6b2048af3aae22f13b97b505 Mon Sep 17 00:00:00 2001
From: Clifford Wolf <clifford@clifford.at>
Date: Mon, 28 Jul 2014 10:52:58 +0200
Subject: [PATCH] Added std::initializer_list<> constructor to SigSpec

---
 kernel/rtlil.cc | 12 ++++++++++++
 kernel/rtlil.h  |  3 +++
 2 files changed, 15 insertions(+)

diff --git a/kernel/rtlil.cc b/kernel/rtlil.cc
index 610ab6a83..753c40090 100644
--- a/kernel/rtlil.cc
+++ b/kernel/rtlil.cc
@@ -1652,6 +1652,18 @@ RTLIL::SigSpec::SigSpec(const RTLIL::SigSpec &other)
 	*this = other;
 }
 
+RTLIL::SigSpec::SigSpec(std::initializer_list<RTLIL::SigSpec> parts)
+{
+	cover("kernel.rtlil.sigspec.init.list");
+
+	width_ = 0;
+	hash_ = 0;
+
+	std::vector<RTLIL::SigSpec> parts_vec(parts.begin(), parts.end());
+	for (auto it = parts_vec.rbegin(); it != parts_vec.rend(); it++)
+		append(*it);
+}
+
 const RTLIL::SigSpec &RTLIL::SigSpec::operator=(const RTLIL::SigSpec &other)
 {
 	cover("kernel.rtlil.sigspec.assign");
diff --git a/kernel/rtlil.h b/kernel/rtlil.h
index cd00b43d8..331ea3770 100644
--- a/kernel/rtlil.h
+++ b/kernel/rtlil.h
@@ -26,6 +26,8 @@
 #include <string>
 #include <assert.h>
 
+#include <initializer_list>
+
 // various helpers (unrelated to RTLIL)
 std::string stringf(const char *fmt, ...);
 #define SIZE(__obj) int(__obj.size())
@@ -738,6 +740,7 @@ private:
 public:
 	SigSpec();
 	SigSpec(const RTLIL::SigSpec &other);
+	SigSpec(std::initializer_list<RTLIL::SigSpec> parts);
 	const RTLIL::SigSpec &operator=(const RTLIL::SigSpec &other);
 
 	SigSpec(const RTLIL::Const &value);
-- 
2.30.2