[PATCH] D80552: [PrintSCC] Fix printing a basic-block without a name

[Ehud Katz via Phabricator via llvm-commits]

ekatz created this revision.
ekatz added reviewers: chandlerc, baziotis, dexonsmith.
ekatz added a project: LLVM.
Herald added a subscriber: llvm-commits.

Print a basic-block as an operand to handle the case where it has no name.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D80552

Files:
  llvm/tools/opt/PrintSCC.cpp


Index: llvm/tools/opt/PrintSCC.cpp
===================================================================
--- llvm/tools/opt/PrintSCC.cpp
+++ llvm/tools/opt/PrintSCC.cpp
@@ -76,9 +76,10 @@
   for (scc_iterator<Function*> SCCI = scc_begin(&F); !SCCI.isAtEnd(); ++SCCI) {
     const std::vector<BasicBlock *> &nextSCC = *SCCI;
     errs() << "\nSCC #" << ++sccNum << " : ";
-    for (std::vector<BasicBlock*>::const_iterator I = nextSCC.begin(),
-           E = nextSCC.end(); I != E; ++I)
-      errs() << (*I)->getName() << ", ";
+    for (BasicBlock *BB : nextSCC) {
+      BB->printAsOperand(errs(), false);
+      errs() << ", ";
+    }
     if (nextSCC.size() == 1 && SCCI.hasCycle())
       errs() << " (Has self-loop).";
   }


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