Print out the connected components in the verifier after complaining about their
multiplicity.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117630 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineVerifier.cpp b/lib/CodeGen/MachineVerifier.cpp
index 352c01d..48597c2 100644
--- a/lib/CodeGen/MachineVerifier.cpp
+++ b/lib/CodeGen/MachineVerifier.cpp
@@ -1080,6 +1080,14 @@
if (NumComp > 1) {
report("Multiple connected components in live interval", MF);
*OS << NumComp << " components in " << LI << '\n';
+ for (unsigned comp = 0; comp != NumComp; ++comp) {
+ *OS << comp << ": valnos";
+ for (LiveInterval::const_vni_iterator I = LI.vni_begin(),
+ E = LI.vni_end(); I!=E; ++I)
+ if (comp == ConEQ.getEqClass(*I))
+ *OS << ' ' << (*I)->id;
+ *OS << '\n';
+ }
}
}
}