--- firefox-78.8.0/js/src/wasm/WasmSignalHandlers.cpp.orig	2021-04-03 11:42:29.793709476 +0200
+++ firefox-78.8.0/js/src/wasm/WasmSignalHandlers.cpp	2021-04-03 11:43:00.261207093 +0200
@@ -244,10 +244,6 @@
 // If you run into compile problems on a tier-3 platform, you can disable the
 // emulation here.
 
-#if defined(__linux__) && defined(__arm__)
-#  define WASM_EMULATE_ARM_UNALIGNED_FP_ACCESS
-#endif
-
 #ifdef WASM_EMULATE_ARM_UNALIGNED_FP_ACCESS
 #  include <sys/user.h>
 #endif