From 09a8fa2120824606011ba63b3fea40cc4e4ac83b Mon Sep 17 00:00:00 2001
From: David Rubin <daviru007@icloud.com>
Date: Thu, 12 Dec 2024 18:00:33 -0800
Subject: ensure `InstMap` capacity before remapping error code

---
 src/Sema.zig | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/Sema.zig b/src/Sema.zig
index 1a33c76ad6..f31e71047f 100644
--- a/src/Sema.zig
+++ b/src/Sema.zig
@@ -1813,6 +1813,7 @@ fn analyzeBodyInner(
                 const extra = sema.code.extraData(Zir.Inst.DeferErrCode, inst_data.payload_index).data;
                 const defer_body = sema.code.bodySlice(extra.index, extra.len);
                 const err_code = try sema.resolveInst(inst_data.err_code);
+                try map.ensureSpaceForInstructions(sema.gpa, defer_body);
                 map.putAssumeCapacity(extra.remapped_err_code, err_code);
                 if (sema.analyzeBodyInner(block, defer_body)) |_| {
                     // The defer terminated noreturn - no more analysis needed.
-- 
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