minor: remove unused var

diff --git a/bash-trace-function b/bash-trace-function
index d35eb998b9e0e2c585b977175fec3748ce7a5472..6f677aa4bf7e83699fdf5d95980d92c4e3a7db12 100644 (file)
--- a/bash-trace-function
+++ b/bash-trace-function
@@ -18,7 +18,7 @@
 # Also note, setting extdebug in your .bashrc causes spam in bash 4.4.
 
 bash-trace() {
-    local -i argc_index=0 arg frame i start=${1:-1} max_indent=8 indent
+    local -i argc_index=0 frame i start=${1:-1} max_indent=8 indent
     local source
     local extdebug=false
     if [[ $(shopt -p extdebug) == *-s* ]]; then