[SLP][NFC]Do not check poison values for corresponding vectorized ent…

…ries No need to check poison values if they have been vectorized and/or mark them as vectorized, it should work only for instructions.
llvm · Jan 27, 2025 · f1d5e70 · f1d5e70
1 parent f95a8bd
commit f1d5e70
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -3643,6 +3643,8 @@ class BoUpSLP {
     }
     if (!Last->isGather()) {
       for (Value *V : VL) {
+        if (isa<PoisonValue>(V))
+          continue;
         const TreeEntry *TE = getTreeEntry(V);
         assert((!TE || TE == Last || doesNotNeedToBeScheduled(V)) &&
                "Scalar already in tree!");