cli: Fix invalid option message.

[apitrace] / cli / cli_repack.cpp

diff --git a/cli/cli_repack.cpp b/cli/cli_repack.cpp
index 6f08896e1eb99e102b42e857fe516a0f15490edf..5d122fa625d52b78034cd8f4c07c4ae059a0d933 100644 (file)
--- a/cli/cli_repack.cpp
+++ b/cli/cli_repack.cpp
@@ -96,7 +96,7 @@ command(int argc, char *argv[])
             usage();
             return 0;
         default:
-            std::cerr << "error: unexpected option `" << opt << "`\n";
+            std::cerr << "error: unexpected option `" << (char)opt << "`\n";
             usage();
             return 1;
         }