[llvm] [TableGen] Handle duplicate rules in combiners (PR #69296)

[via llvm-commits]

github-actions[bot] wrote:


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``````````bash
git-clang-format --diff e483673246bdee06e54ec06fd04236bc9fee7f63 ff4317ad4c91beccd1d2a400653947786598f2ff -- llvm/utils/TableGen/GlobalISelCombinerEmitter.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/utils/TableGen/GlobalISelCombinerEmitter.cpp b/llvm/utils/TableGen/GlobalISelCombinerEmitter.cpp
index 11651526be8a..91147b1dc052 100644
--- a/llvm/utils/TableGen/GlobalISelCombinerEmitter.cpp
+++ b/llvm/utils/TableGen/GlobalISelCombinerEmitter.cpp
@@ -3637,14 +3637,16 @@ void GICombinerEmitter::gatherRules(
     }
 
     StringRef RuleName = Rec->getName();
-    if(!RulesSeen.insert(RuleName).second) {
-      PrintWarning(Rec->getLoc(), "skipping rule '" + Rec->getName() + "' because it has already been processed");
+    if (!RulesSeen.insert(RuleName).second) {
+      PrintWarning(Rec->getLoc(),
+                   "skipping rule '" + Rec->getName() +
+                       "' because it has already been processed");
       continue;
     }
 
     AllCombineRules.emplace_back(NextRuleID, Rec->getName().str());
     CombineRuleBuilder CRB(Target, SubtargetFeatures, *Rec, NextRuleID++,
-                            ActiveRules);
+                           ActiveRules);
 
     if (!CRB.parseAll()) {
       assert(ErrorsPrinted && "Parsing failed without errors!");

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https://github.com/llvm/llvm-project/pull/69296