From 52aaab3c0963ed7fc741bb2b24be71fc24efe7e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Constantin=20F=C3=BCrst?= <c@fuersten.info>
Date: Wed, 24 Jan 2024 13:31:33 +0100
Subject: [PATCH] prevent illegal instruction exception when no measurements
 have been conducted

---
 qdp_project/src/Benchmark.cpp | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/qdp_project/src/Benchmark.cpp b/qdp_project/src/Benchmark.cpp
index 07c7ebe..67a875a 100644
--- a/qdp_project/src/Benchmark.cpp
+++ b/qdp_project/src/Benchmark.cpp
@@ -133,8 +133,10 @@ void process_timings(
             }
         }
 
-        *scana_run /= scana_rc;
-        *scana_wait /= scana_rc;
+        if (scana_rc != 0) {
+            *scana_run /= scana_rc;
+            *scana_wait /= scana_rc;
+        }
     }
     {
         uint64_t scanb_rc = 0;
@@ -147,8 +149,10 @@ void process_timings(
             }
         }
 
-        *scana_run /= scanb_rc;
-        *scana_wait /= scanb_rc;
+        if (scanb_rc != 0) {
+            *scana_run /= scanb_rc;
+            *scana_wait /= scanb_rc;
+        }
     }
     {
         uint64_t aggrj_rc = 0;
@@ -161,8 +165,10 @@ void process_timings(
             }
         }
 
-        *aggrj_run /= aggrj_rc;
-        *aggrj_wait /= aggrj_rc;
+        if (aggrj_rc != 0) {
+            *aggrj_run /= aggrj_rc;
+            *aggrj_wait /= aggrj_rc;
+        }
     }
 }