encperf: change % to %% in printf format

GCC lets this slide, but other compilers (clang) complain about using % rather
than %% to print a literal % character.

diff --git a/tests/encperf.cxx b/tests/encperf.cxx
index 206449604d6425ec2ae65b35cee5d524d1fe1275..31d7c7364a96dabd43c6c202e1c182c6f3a1f81b 100644 (file)
--- a/tests/encperf.cxx
+++ b/tests/encperf.cxx
@@ -442,7 +442,7 @@ int main(int argc, char **argv)
   sort(dev, runCount);
   meddev = dev[runCount / 2];
 
-  printf("CPU time: %g s (+/- %g %)\n", median, meddev);
+  printf("CPU time: %g s (+/- %g %%)\n", median, meddev);
   printf("Encoded bytes: %lld\n", bytes);
   printf("Raw equivalent bytes: %lld\n", equivalent);
   printf("Ratio: %g\n", ratio);