From d3d99c34f24a426bd90dfd97f76683dcd0eb2006 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Sun, 7 Jan 2024 17:56:51 +0100
Subject: [PATCH] Fix handling of NAN and INF

---
 kernel/mips/zscal.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/mips/zscal.c b/kernel/mips/zscal.c
index bca1155c1..d8cbffcf9 100644
--- a/kernel/mips/zscal.c
+++ b/kernel/mips/zscal.c
@@ -63,6 +63,7 @@ int CNAME(BLASLONG n, BLASLONG dummy0, BLASLONG dummy1, FLOAT da_r,FLOAT da_i, F
 				x[ip+1] = da_r * x[ip+1] + da_i * x[ip]   ;
 			}
 		}
+		if (!isnan(x_ip] && !isinf(x[ip]))
 		x[ip]   = temp;
 
 		ip += inc_x2;