From 82057f08cee867057919c00a96f938283baad4fd Mon Sep 17 00:00:00 2001
From: gingerBill <bill@gingerbill.org>
Date: Wed, 10 Jan 2018 21:13:20 +0000
Subject: Fix issue #172

---
 src/ir.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/ir.cpp')

diff --git a/src/ir.cpp b/src/ir.cpp
index 40bef0805..789c32317 100644
--- a/src/ir.cpp
+++ b/src/ir.cpp
@@ -1626,9 +1626,11 @@ irValue *ir_emit_call(irProcedure *p, irValue *value, irValue **args, isize arg_
 		context_ptr = ir_find_or_generate_context_ptr(p);
 	}
 
+	bool is_c_vararg = pt->Proc.c_vararg;
 	isize param_count = pt->Proc.param_count;
-	if (pt->Proc.c_vararg) {
+	if (is_c_vararg) {
 		GB_ASSERT(param_count-1 <= arg_count);
+		param_count -= 1;
 	} else {
 		GB_ASSERT_MSG(param_count == arg_count, "%td == %td", param_count, arg_count);
 	}
-- 
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