From 122facf06942e0575091585b6bc8a2c514843eab Mon Sep 17 00:00:00 2001
From: Hood Chatham <roberthoodchatham@gmail.com>
Date: Fri, 27 Jan 2023 20:05:21 -0800
Subject: [PATCH] Emscripten 3.1.31 (#3517)

---
 Makefile.envs             | 3 ++-
 docs/project/changelog.md | 4 ++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/Makefile.envs b/Makefile.envs
index 69f6cfc1f..17457a851 100644
--- a/Makefile.envs
+++ b/Makefile.envs
@@ -1,5 +1,5 @@
 export PYVERSION ?= 3.11.1
-export PYODIDE_EMSCRIPTEN_VERSION ?= 3.1.30
+export PYODIDE_EMSCRIPTEN_VERSION ?= 3.1.31
 
 export PLATFORM_TRIPLET=wasm32-emscripten
 export SYSCONFIG_NAME=_sysconfigdata__emscripten_$(PLATFORM_TRIPLET)
@@ -103,6 +103,7 @@ export MAIN_MODULE_LDFLAGS= $(LDFLAGS_BASE) \
 	-s EXPORT_NAME="'_createPyodideModule'" \
 	-s EXPORT_EXCEPTION_HANDLING_HELPERS \
 	-s EXCEPTION_CATCHING_ALLOWED=['we only want to allow exception handling in side modules'] \
+	-sEXPORTED_RUNTIME_METHODS='stackAlloc,stackRestore,stackSave' \
 	-s DEMANGLE_SUPPORT=1 \
 	-s USE_ZLIB \
 	-s USE_BZIP2 \
diff --git a/docs/project/changelog.md b/docs/project/changelog.md
index fb133c98c..3aa4a2440 100644
--- a/docs/project/changelog.md
+++ b/docs/project/changelog.md
@@ -28,8 +28,8 @@ myst:
   interface can be experimentally linked into other Emscripten builds of Python.
   {pr}`3335`
 
-- {{ Enhancement }} Updated Emscripten to version 3.1.30
-  {pr}`3471`
+- {{ Enhancement }} Updated Emscripten to version 3.1.31
+  {pr}`3471`, {pr}`3517`
 
 ### Build System