[llvm] 02b26ec - [LoopInterchange] Remove unnecessary type check (NFC) (#202073)

[via llvm-commits]

Author: Ryotaro Kasuga
Date: 2026-06-06T20:34:00Z
New Revision: 02b26ec29b0a9d823dbfd7a7aa15570043013b57

URL: https://github.com/llvm/llvm-project/commit/02b26ec29b0a9d823dbfd7a7aa15570043013b57
DIFF: https://github.com/llvm/llvm-project/commit/02b26ec29b0a9d823dbfd7a7aa15570043013b57.diff

LOG: [LoopInterchange] Remove unnecessary type check (NFC) (#202073)

As mentioned in #200913, there is an unnecessay type check. Let's remove
it.

Added: 
    

Modified: 
    llvm/lib/Transforms/Scalar/LoopInterchange.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Scalar/LoopInterchange.cpp b/llvm/lib/Transforms/Scalar/LoopInterchange.cpp
index b2e3bbe516ed8..e235249e83475 100644
--- a/llvm/lib/Transforms/Scalar/LoopInterchange.cpp
+++ b/llvm/lib/Transforms/Scalar/LoopInterchange.cpp
@@ -179,8 +179,6 @@ static bool populateDependencyMatrix(CharMatrix &DepMatrix, unsigned Level,
   for (BasicBlock *BB : L->blocks()) {
     // Scan the BB and collect legal loads and stores.
     for (Instruction &I : *BB) {
-      if (!isa<Instruction>(I))
-        return false;
       NumInsts++;
       if (auto *Ld = dyn_cast<LoadInst>(&I)) {
         if (!Ld->isSimple())