[llvm-branch-commits] [llvm] [InstCombine] Enable select freeze poison folding when storing value (PR #129776)

[John McIver via llvm-branch-commits]

================
@@ -3124,6 +3124,19 @@ inline auto m_c_LogicalOp(const LHS &L, const RHS &R) {
   return m_LogicalOp<LHS, RHS, /*Commutable=*/true>(L, R);
 }
 
+struct GuaranteedNotToBeUndefOrPoison_match {
+  template <typename ITy> bool match(ITy *V) {
+    if (auto *AsValue = dyn_cast<Value>(V))
+      return isGuaranteedNotToBeUndefOrPoison(AsValue);
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jmciver wrote:

I'll fix the helper to take caller context.

https://github.com/llvm/llvm-project/pull/129776
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