add error message for unknown or misspelled benchmarks

1 files changed, 5 insertions, 0 deletions

diff --git a/bench.py b/bench.py
index 852bb72..35a6b76 100755
--- a/bench.py
+++ b/bench.py
@@ -167,6 +167,11 @@ def main():
 
     cwd = os.getcwd()
 
+    # warn about unknown benchmarks
+    for bench in (args.benchmarks or []) + (args.exclude_benchmarks or []):
+        if bench not in src.globalvars.benchmarks:
+            print_error(f'Benchmark "{bench}" unknown!')
+
     # Run actual benchmarks
     for bench in src.globalvars.benchmarks:
         if args.benchmarks and bench not in args.benchmarks: