[polly] [Polly] Add vectorize metadata to loops identified as vectorizable by polly (PR #113994)

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``````````bash
git-clang-format --diff 6128ff6630762310f6ae4eb61adda02cb4ad5260 337ef3625408826e3359be89d36aa5062bd22088 --extensions cpp,h -- polly/include/polly/CodeGen/IRBuilder.h polly/lib/CodeGen/CodeGeneration.cpp polly/lib/CodeGen/IRBuilder.cpp polly/lib/CodeGen/LoopGenerators.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/polly/lib/CodeGen/CodeGeneration.cpp b/polly/lib/CodeGen/CodeGeneration.cpp
index bfc4014c84..3235adcd5e 100644
--- a/polly/lib/CodeGen/CodeGeneration.cpp
+++ b/polly/lib/CodeGen/CodeGeneration.cpp
@@ -55,8 +55,8 @@ static cl::opt<bool> Verify("polly-codegen-verify",
                             cl::Hidden, cl::cat(PollyCategory));
 
 cl::opt<bool> PollyVectorizeMetadata(
-    "polly-annotate-metadata-vectorize"
-    cl::desc("Append vectorize enable/disable metadata from polly"),
+    "polly-annotate-metadata-vectorize" cl::desc(
+        "Append vectorize enable/disable metadata from polly"),
     cl::init(false), cl::ZeroOrMore, cl::cat(PollyCategory));
 
 bool polly::PerfMonitoring;

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https://github.com/llvm/llvm-project/pull/113994