From aee70af743da116ba7e773905c3922d83ce98ce6 Mon Sep 17 00:00:00 2001
From: Vern Paxson <vern@corelight.com>
Date: Fri, 19 Apr 2024 19:17:52 -0700
Subject: [PATCH] gen-zam: fix for generating relational operations with first
 operand being a constant

---
 tools/gen-zam/src/Gen-ZAM.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/gen-zam/src/Gen-ZAM.cc b/tools/gen-zam/src/Gen-ZAM.cc
index 950fe1091c..fc9659f71d 100644
--- a/tools/gen-zam/src/Gen-ZAM.cc
+++ b/tools/gen-zam/src/Gen-ZAM.cc
@@ -1684,7 +1684,12 @@ void ZAM_RelationalExprOpTemplate::BuildInstruction(const vector<ZAM_OperandType
 			op1 = "n1";
 		}
 	else
-		op1 = "n2";
+		{
+		if ( ot[1] == ZAM_OT_CONSTANT )
+			op1 = "c";
+		else
+			op1 = "n2";
+		}
 
 	auto type_suffix = zc == ZIC_VEC ? "->Yield();" : ";";
 	Emit("auto t = " + op1 + "->GetType()" + type_suffix);