From 9129db0501ba4a0724d60e49726b1ba68d88a0d6 Mon Sep 17 00:00:00 2001
From: Ivan Maidanski <ivmai@mail.ru>
Date: Wed, 23 Nov 2022 07:37:02 +0300
Subject: Fix call to undeclared function emscripten_scan_registers (fix of
 commit e4247e8e3)

Issue #504 (bdwgc).

* os_dep.c [!THREADS && EMSCRIPTEN]: Include emscripten.h.

Co-authored-by: Jukka Jylanki <jujjyl@gmail.com>
---
 os_dep.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'os_dep.c')

diff --git a/os_dep.c b/os_dep.c
index dd3ef380..2fd63e0e 100644
--- a/os_dep.c
+++ b/os_dep.c
@@ -2815,6 +2815,8 @@ GC_INNER void GC_unmap_gap(ptr_t start1, size_t bytes1, ptr_t start2,
 #ifndef THREADS
 
 # ifdef EMSCRIPTEN
+#   include <emscripten.h>
+
     static void scan_regs_cb(void *begin, void *end)
     {
       GC_push_all_stack((ptr_t)begin, (ptr_t)end);
-- 
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