address gemini review

dsengupta0628 · dsengupta0628 · commit 0b46c2862abe · 2026-06-10T19:47:15.000Z
Signed-off-by: dsengupta0628 &lt;dsengupta@precisioninno.com&gt;
diff --git a/flow/scripts/util.tcl b/flow/scripts/util.tcl
@@ -77,7 +77,7 @@ proc extract_stage { input_file } {
   # Match the stage prefix on the basename, not the full path: an ancestor
   # dir like ".../4_slices/3_place.odb" would otherwise match "4_" -> stage 4.
   set stage_file [file tail $input_file]
-  if { ![regexp {^([0-9])_(([0-9])_)?} $stage_file match num1 _ num2] } {
+  if { ![regexp {^([0-9])_(?:([0-9])_)?} $stage_file match num1 num2] } {
     puts "Error: Could not determine design stage from $input_file"
     exit 1
   }

Original file line number	Diff line number	Diff line change
`@@ -77,7 +77,7 @@ proc extract_stage { input_file } {`
`77`	`77`	`# Match the stage prefix on the basename, not the full path: an ancestor`
`78`	`78`	`# dir like ".../4_slices/3_place.odb" would otherwise match "4_" -> stage 4.`
`79`	`79`	`set stage_file [file tail $input_file]`
`80`		`- if { ![regexp {^([0-9])_(([0-9])_)?} $stage_file match num1 _ num2] } {`
	`80`	`+ if { ![regexp {^([0-9])_(?:([0-9])_)?} $stage_file match num1 num2] } {`
`81`	`81`	`puts "Error: Could not determine design stage from $input_file"`
`82`	`82`	`exit 1`
`83`	`83`	`}`