abort if there are no allocators to benchmark

1 files changed, 4 insertions, 0 deletions

diff --git a/bench.py b/bench.py
index 5144459..02e95c7 100755
--- a/bench.py
+++ b/bench.py
@@ -121,6 +121,10 @@ def main():
     print_info("Allocators:", *src.globalvars.allocators.keys())
     print_debug("Allocators:", *src.globalvars.allocators.items())
 
+    if src.globalvars.allocators == {}:
+        print_error("Abort because there are no allocators to benchmark")
+        exit(1)
+
     # collect facts about benchmark environment
     src.facter.collect_facts()