Not handling zero length strings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31277 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/FoldingSet.cpp b/lib/Support/FoldingSet.cpp
index 2ae9876..4fe67d7 100644
--- a/lib/Support/FoldingSet.cpp
+++ b/lib/Support/FoldingSet.cpp
@@ -61,7 +61,7 @@
Pos = Units * sizeof(unsigned);
} else {
// Otherwise do it the hard way.
- for ( Pos += 4; Pos < Size; Pos += 4) {
+ for ( Pos += 4; Pos <= Size; Pos += 4) {
unsigned V = ((unsigned char)String[Pos - 4] << 24) |
((unsigned char)String[Pos - 3] << 16) |
((unsigned char)String[Pos - 2] << 8) |
@@ -77,7 +77,7 @@
case 1: V = (V << 8) | (unsigned char)String[Size - 3]; // Fall thru.
case 2: V = (V << 8) | (unsigned char)String[Size - 2]; // Fall thru.
case 3: V = (V << 8) | (unsigned char)String[Size - 1]; break;
- case 0: return; // Nothing left.
+ default: return; // Nothing left.
}
Bits.push_back(V);