Initialize LiveOutInfo's APInt members to zero, as APInt's

default constructor produces an uninitialized APInt. This fixes PR3896. llvm-svn: 67879
2009-03-27 23:51:02 +00:00 · 2009-03-27 23:51:02 +00:00 · 6d75876473
parent 8aa6bf5b8e
commit 6d75876473
1 changed files with 1 additions and 1 deletions
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.h
@ -135,7 +135,7 @@ public:
  struct LiveOutInfo {
    unsigned NumSignBits;
    APInt KnownOne, KnownZero;
-    LiveOutInfo() : NumSignBits(0) {}
+    LiveOutInfo() : NumSignBits(0), KnownOne(1, 0), KnownZero(1, 0) {}
  };
  
  /// LiveOutRegInfo - Information about live out vregs, indexed by their