Removed must-init requirement for GS Cookies

The cookie is always initialized in the prolog, where no user code is allowed. There should be no GC concerns either as the prolog is not interruptible.
dotnet · Apr 7, 2021 · 7b9ab0e · 7b9ab0e
1 parent 5ca4992
commit 7b9ab0e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/coreclr/jit/compiler.hpp b/src/coreclr/jit/compiler.hpp
@@ -4181,7 +4181,7 @@ inline void Compiler::CLR_API_Leave(API_ICorJitInfo_Names ename)
 bool Compiler::fgVarIsNeverZeroInitializedInProlog(unsigned varNum)
 {
     LclVarDsc* varDsc = lvaGetDesc(varNum);
-    bool result = varDsc->lvIsParam || lvaIsOSRLocal(varNum) || (opts.IsOSR() && (varNum == lvaGSSecurityCookie)) ||
+    bool       result = varDsc->lvIsParam || lvaIsOSRLocal(varNum) || (varNum == lvaGSSecurityCookie) ||
                   (varNum == lvaInlinedPInvokeFrameVar) || (varNum == lvaStubArgumentVar) || (varNum == lvaRetAddrVar);
 
 #if FEATURE_FIXED_OUT_ARGS