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diff --git a/CMakeLists.txt b/CMakeLists.txt
index def330b27..01ac747b9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -336,12 +336,12 @@ if(EMSCRIPTEN)
 
   add_link_flag("-sALLOW_MEMORY_GROWTH")
   add_link_flag("-sSTACK_SIZE=5MB")
-  if(EMSCRIPTEN_ENABLE_WASM_EH)
-    add_compile_flag("-fwasm-exceptions")

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// Auto-generated C API

// Block
BINARYEN_API BinaryenExpressionRef BinaryenBlockGetListAt(BinaryenExpressionRef expr, BinaryenIndex index);

// If
BINARYEN_API BinaryenExpressionRef BinaryenIfGetIfTrue(BinaryenExpressionRef expr);
BINARYEN_API BinaryenExpressionRef BinaryenIfGetCondition(BinaryenExpressionRef expr);

// Loop

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#include <emscripten.h>

extern void launch_missiles();

extern void foo_checkin();
extern void bar_checkin();

void (*mutable_global)() = &launch_missiles;

void benign() {}

kripken

--- a.out.js	2024-01-31 09:42:57.311326787 -0800
+++ b.out.js	2024-01-31 09:43:14.131501278 -0800
@@ -1,40 +1,38 @@
 var Module = typeof Module != "undefined" ? Module : {};
 
 var moduleOverrides = Object.assign({}, Module);
 
 var arguments_ = [];
 
 var thisProgram = "./this.program";

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diff --git a/test/lit/passes/once-reduction.wast b/test/lit/passes/once-reduction.wast
index dd15da5da..7feae8857 100644
--- a/test/lit/passes/once-reduction.wast
+++ b/test/lit/passes/once-reduction.wast
@@ -1349,311 +1349,311 @@
 )
 
 ;; Corner case: Exported mutable global. We cannot optimize it, since the
 ;; outside may read and write it.
 (module

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// Compile with e.g.
//
//   ./emcc a.cpp -pthread -sPROXY_TO_PTHREAD -O3 -s INITIAL_MEMORY=1GB
//

#include <atomic>
#include <stdio.h>
#include <stdlib.h>
#include <emscripten.h>
#include <emscripten/threading.h>

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diff --git a/src/wasm/wasm-s-parser.cpp b/src/wasm/wasm-s-parser.cpp
index dec9249c3..b56348b31 100644
--- a/src/wasm/wasm-s-parser.cpp
+++ b/src/wasm/wasm-s-parser.cpp
@@ -42,70 +42,76 @@ int unhex(char c) {
   }
   if (c >= 'A' && c <= 'F') {
     return c - 'A' + 10;
   }
   throw wasm::ParseException("invalid hexadecimal");

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<script>
  var module = WebAssembly.instantiateStreaming(fetch("linked_list.wasm"), {});
</script>

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var Module = typeof Module != "undefined" ? Module : {};

(function() {
 return this;
}())["Module"] = function() {
 var moduleOverrides = Object.assign({}, Module);
 var arguments_ = [];
 var thisProgram = "./this.program";
 var quit_ = (status, toThrow) => {
  throw toThrow;

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[package]
name = "fannkuch"
version = "0.1.0"
edition = "2021"

[profile.release]
lto = "yes"
panic = "abort"
opt-level = "s"