diff -Naur old/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp new/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp
--- old/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp	2021-11-30 14:00:18.881634836 +0300
+++ new/Source/JavaScriptCore/llint/LowLevelInterpreter.cpp	2021-11-30 16:15:18.339959390 +0300
@@ -151,7 +151,12 @@
 // pseudo register, as well as hides endianness differences.
 
 struct CLoopRegister {
+// bug 137282
+#if COMPILER(LCC)
+    __attribute__((noinline)) CLoopRegister() { i = static_cast<intptr_t>(0xbadbeef0baddbeef); }
+#else
     CLoopRegister() { i = static_cast<intptr_t>(0xbadbeef0baddbeef); }
+#endif
     union {
         intptr_t i;
         uintptr_t u;
@@ -244,7 +249,12 @@
     operator JSCell*() { return cell; }
 
 #if USE(JSVALUE64)
+// bug 137282
+#if COMPILER(LCC)
+    void __attribute__((noinline)) clearHighWord() { i32padding = 0; }
+#else
     inline void clearHighWord() { i32padding = 0; }
+#endif
 #else
     inline void clearHighWord() { }
 #endif