Fixed bug in APInt::Profile() where the BitWidth field was not included in the

profile of the APSInt object. This caused unexpected Profile collisions where
none should have occurred.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47338 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index 9886de83dc4de63c064e8b0fbc30190b2a2bb827..bc5df9cf47907f5b304147349449df27409af99b 100644 (file)
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -167,6 +167,8 @@ APInt& APInt::operator=(uint64_t RHS) {
 
 /// Profile - This method 'profiles' an APInt for use with FoldingSet.
 void APInt::Profile(FoldingSetNodeID& ID) const {
+  ID.AddInteger(BitWidth);
+  
   if (isSingleWord()) {
     ID.AddInteger(VAL);
     return;