From 76c6ee7363f9042a2f8ca9f9d014bdaf80499a2c Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Fri, 17 Mar 2023 17:29:39 +0100
Subject: [PATCH] Remove split_blocks_created field (#6044)

This has been unused since #5731
---
 cranelift/frontend/src/frontend.rs | 3 ---
 cranelift/frontend/src/ssa.rs      | 5 +----
 2 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/cranelift/frontend/src/frontend.rs b/cranelift/frontend/src/frontend.rs
index a6b32f6615..8c320d23a5 100644
--- a/cranelift/frontend/src/frontend.rs
+++ b/cranelift/frontend/src/frontend.rs
@@ -1095,9 +1095,6 @@ impl<'a> FunctionBuilder<'a> {
     }
 
     fn handle_ssa_side_effects(&mut self, side_effects: SideEffects) {
-        for split_block in side_effects.split_blocks_created {
-            self.func_ctx.status[split_block] = BlockStatus::Filled;
-        }
         for modified_block in side_effects.instructions_added_to_blocks {
             if self.is_pristine(modified_block) {
                 self.func_ctx.status[modified_block] = BlockStatus::Partial;
diff --git a/cranelift/frontend/src/ssa.rs b/cranelift/frontend/src/ssa.rs
index 8e1615479a..584e6cc96e 100644
--- a/cranelift/frontend/src/ssa.rs
+++ b/cranelift/frontend/src/ssa.rs
@@ -63,9 +63,6 @@ pub struct SSABuilder {
 /// Side effects of a `use_var` or a `seal_block` method call.
 #[derive(Default)]
 pub struct SideEffects {
-    /// When we want to append jump arguments to a `br_table` instruction, the critical edge is
-    /// splitted and the newly created `Block`s are signaled here.
-    pub split_blocks_created: Vec<Block>,
     /// When a variable is used but has never been defined before (this happens in the case of
     /// unreachable code), a placeholder `iconst` or `fconst` value is added to the right `Block`.
     /// This field signals if it is the case and return the `Block` to which the initialization has
@@ -75,7 +72,7 @@ pub struct SideEffects {
 
 impl SideEffects {
     fn is_empty(&self) -> bool {
-        self.split_blocks_created.is_empty() && self.instructions_added_to_blocks.is_empty()
+        self.instructions_added_to_blocks.is_empty()
     }
 }