From f401468a1e3c975a54708480f9e8ccb788702d9c Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Wed, 5 Aug 2026 06:48:57 -0700
Subject: [PATCH] Revert "wasm: Removed an unneeded compilation option."

This reverts commit 9c20cebb6df8eab7a745ea0a6353076bc5ea2d79.

Closes #11787.
---
 cabal.project | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cabal.project b/cabal.project
index a5186f4ed..5426694c4 100644
--- a/cabal.project
+++ b/cabal.project
@@ -29,6 +29,8 @@ if arch(wasm32)
     flags: +cross-compile
     ghc-options: -optc-mllvm
                  -optc-wasm-enable-sjlj
+                 -optc-mllvm
+                 -optc-wasm-use-legacy-eh=false
                  -optc-D_WASI_EMULATED_PROCESS_CLOCKS
                  -optc-D_WASI_EMULATED_SIGNAL
                  -optc-DLUA_STUB_TMPNAM