Update ban list

Author: dtcxzyw

fuzz_existing.py

@@ -46,6 +46,9 @@
     "simplify-demanded-fpclass.ll",  # https://alive2.llvm.org/ce/z/9KZBCB
     "fpclass-from-dom-cond.ll",  # https://alive2.llvm.org/ce/z/FLRYV5
     "icmp-custom-dl.ll", # https://alive2.llvm.org/ce/z/GAJKhi
+    "fcmp.ll", # https://github.com/llvm/llvm-project/issues/161525
+    "select-binop-foldable-floating-point.ll", # https://github.com/llvm/llvm-project/issues/161634
+    "select-gep.ll", # https://github.com/llvm/llvm-project/issues/161636
 ]
 
 

mutate.cpp

@@ -793,7 +793,7 @@ bool insertNodes(Instruction &I) {
   if (randomBool() && (Ty->isIntOrIntVectorTy() || Ty->isPtrOrPtrVectorTy() ||
                        Ty->isFPOrFPVectorTy())) {
     for (auto &U : I.uses()) {
-      if (isa<PHINode>(U.getUser()))
+      if (isa<PHINode>(U.getUser()) || isa<FreezeInst>(U.getUser()))
         continue;
       if (randomBool()) {
         IRBuilder<> Builder(cast<Instruction>(U.getUser()));