[llvm] [LoopPeel] Peel last iteration to enable load widening (PR #173420)

[Florian Hahn via llvm-commits]

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@@ -86,6 +86,11 @@ static cl::opt<bool> EnablePeelingForIV(
     "enable-peeling-for-iv", cl::init(false), cl::Hidden,
     cl::desc("Enable peeling to convert Phi nodes into IVs"));
 
+static cl::opt<bool> EnablePeelForLoadWidening(
+    "enable-peel-for-load-widening", cl::init(true), cl::Hidden,
+    cl::desc(
+        "Enable peeling last iteration to enable consecutive load widening"));
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fhahn wrote:

should have test with option disabled as well

https://github.com/llvm/llvm-project/pull/173420