[llvm] [StackSafetyAnalysis] Don't call getTruncateOrZeroExtend for pointers of different sizes (PR #79804)

[Pierre van Houtryve via llvm-commits]

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@@ -268,13 +276,28 @@ class StackSafetyLocalAnalysis {
   FunctionInfo<GlobalValue> run();
 };
 
+const SCEV *StackSafetyLocalAnalysis::getSCEVAsPointer(Value *Val) {
+  Type *ValTy = Val->getType();
+
+  auto *PtrTy = PointerType::getUnqual(SE.getContext());
+  if (ValTy->isPointerTy()) {
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Pierre-vh wrote:

yeah it only works on pointers, I added an assert and it doesn't trip

https://github.com/llvm/llvm-project/pull/79804