diff options
| -rw-r--r-- | lib/Support/SmallPtrSet.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Support/SmallPtrSet.cpp b/lib/Support/SmallPtrSet.cpp index b2c5c42e27..122a71da92 100644 --- a/lib/Support/SmallPtrSet.cpp +++ b/lib/Support/SmallPtrSet.cpp @@ -186,10 +186,12 @@ void SmallPtrSetImpl::CopyFrom(const SmallPtrSetImpl &RHS) { "Cannot assign sets with different small sizes"); // If we're becoming small, prepare to insert into our stack space - if (RHS.isSmall()) + if (RHS.isSmall()) { + if (!isSmall()) + free(CurArray); CurArray = &SmallArray[0]; // Otherwise, allocate new heap space (unless we were the same size) - else if (CurArraySize != RHS.CurArraySize) { + } else if (CurArraySize != RHS.CurArraySize) { if (isSmall()) CurArray = (void**)malloc(sizeof(void*) * (RHS.CurArraySize+1)); else |