[LCSSA] Simplify a loop. NFCI.
authorDavide Italiano <davide@freebsd.org>
Mon, 17 Apr 2017 00:02:45 +0000 (00:02 +0000)
committerDavide Italiano <davide@freebsd.org>
Mon, 17 Apr 2017 00:02:45 +0000 (00:02 +0000)
llvm-svn: 300433

llvm/lib/Transforms/Utils/LCSSA.cpp

index d2bf206..1042b97 100644 (file)
@@ -214,13 +214,9 @@ bool llvm::formLCSSAForInstructions(SmallVectorImpl<Instruction *> &Worklist,
 
     // Post process PHI instructions that were inserted into another disjoint
     // loop and update their exits properly.
-    for (auto *PostProcessPN : PostProcessPHIs) {
-      if (PostProcessPN->use_empty())
-        continue;
-
-      // Reprocess each PHI instruction.
-      Worklist.push_back(PostProcessPN);
-    }
+    for (auto *PostProcessPN : PostProcessPHIs)
+      if (!PostProcessPN->use_empty())
+        Worklist.push_back(PostProcessPN);
 
     // Keep track of PHI nodes that we want to remove because they did not have
     // any uses rewritten.