Adds RABasic verification and tracing.
(retry now that the windows build is green)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118630 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocBase.h b/lib/CodeGen/RegAllocBase.h
index f4ca972..fa595fe 100644
--- a/lib/CodeGen/RegAllocBase.h
+++ b/lib/CodeGen/RegAllocBase.h
@@ -128,6 +128,11 @@
// exists, return the interfering register, which may be preg or an alias.
unsigned checkPhysRegInterference(LiveInterval& lvr, unsigned preg);
+#ifndef NDEBUG
+ // Verify each LiveIntervalUnion.
+ void verify();
+#endif
+
// Helper that spills all live virtual registers currently unified under preg
// that interfere with the most recently queried lvr.
void spillInterferences(unsigned preg,