From c3b14002406a1e7fd60e11126c1610c7889efc19 Mon Sep 17 00:00:00 2001
From: Jeong YunWon <jeong@youknowone.org>
Date: Thu, 11 Aug 2022 06:14:42 +0900
Subject: [PATCH] Fix max_stacksize DEBUG to use const

---
 src/ir.rs | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/ir.rs b/src/ir.rs
index 3c7ba9f..d25b792 100644
--- a/src/ir.rs
+++ b/src/ir.rs
@@ -167,19 +167,22 @@ impl CodeInfo {
         let mut startdepths = vec![u32::MAX; self.blocks.len()];
         startdepths[0] = 0;
         stack.push(Label(0));
-        let debug = false;
+        const DEBUG: bool = false;
         'process_blocks: while let Some(block) = stack.pop() {
             let mut depth = startdepths[block.0 as usize];
-            if debug {
+            if DEBUG {
                 eprintln!("===BLOCK {}===", block.0);
             }
             let block = &self.blocks[block.0 as usize];
             for i in &block.instructions {
                 let instr = &i.instr;
                 let effect = instr.stack_effect(false);
+                if DEBUG {
+                    eprint!("{instr:?}: {depth} {effect:+} => ");
+                }
                 let new_depth = add_ui(depth, effect);
-                if debug {
-                    eprintln!("{:?}: {:+}, {:+} = {}", instr, effect, depth, new_depth);
+                if DEBUG {
+                    eprintln!("{new_depth}");
                 }
                 if new_depth > maxdepth {
                     maxdepth = new_depth
@@ -205,6 +208,9 @@ impl CodeInfo {
             }
             stackdepth_push(&mut stack, &mut startdepths, block.next, depth);
         }
+        if DEBUG {
+            eprintln!("DONE: {maxdepth}");
+        }
         maxdepth
     }
 }