From e0ee59084e913f572c6f8676aa056750c31628eb Mon Sep 17 00:00:00 2001
From: gingerBill <bill@gingerbill.org>
Date: Wed, 8 Sep 2021 13:22:03 +0100
Subject: [PATCH] Add calling convention `"system"` which is an alias for
 `"stdcall"` on Windows and `"cdecl"` on other platforms

---
 src/parser.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/parser.cpp b/src/parser.cpp
index 778afbcd6..b56015dc1 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -3273,6 +3273,12 @@ ProcCallingConvention string_to_calling_convention(String s) {
 	if (s == "fast")        return ProcCC_FastCall;
 	if (s == "none")        return ProcCC_None;
 	if (s == "naked")       return ProcCC_Naked;
+	if (s == "system") {
+		if (build_context.metrics.os == TargetOs_windows) {
+			return ProcCC_StdCall;
+		}
+		return ProcCC_CDecl;
+	}
 	return ProcCC_Invalid;
 }