t3419-*.sh: Fix arithmetic expansion syntax error

diff --git a/exec_cmd.c b/exec_cmd.c
index 484d018e1975d15b61226e8b13cb932c5a141e72..bf225706ee377b89035eb21f76f9957cfaf6363b 100644 (file)
--- a/exec_cmd.c
+++ b/exec_cmd.c
@@ -28,7 +28,7 @@ const char *system_path(const char *path)
            !(prefix = strip_path_suffix(argv0_path, BINDIR)) &&
            !(prefix = strip_path_suffix(argv0_path, "git"))) {
                prefix = PREFIX;
-               fprintf(stderr, "RUNTIME_PREFIX requested, "
+               trace_printf("RUNTIME_PREFIX requested, "
                                "but prefix computation failed.  "
                                "Using static fallback '%s'.\n", prefix);
        }