From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Tue, 13 Apr 2010 16:38:06 +0000 (+0000)
Subject: BumpPtrAllocator::Reset() doesn't need to allocate anything. (Thanks, Jakob)
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b0322e6ddfb7f56cb7e8a770ec307fdb00cd5437;p=oota-llvm.git

BumpPtrAllocator::Reset() doesn't need to allocate anything. (Thanks, Jakob)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101138 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Support/Allocator.cpp b/lib/Support/Allocator.cpp
index ef40e47d985..90df262336c 100644
--- a/lib/Support/Allocator.cpp
+++ b/lib/Support/Allocator.cpp
@@ -70,8 +70,8 @@ void BumpPtrAllocator::DeallocateSlabs(MemSlab *Slab) {
 /// Reset - Deallocate all but the current slab and reset the current pointer
 /// to the beginning of it, freeing all memory allocated so far.
 void BumpPtrAllocator::Reset() {
-  if (!CurSlab) // Start a new slab if we didn't allocate one already.
-    StartNewSlab();
+  if (!CurSlab)
+    return;
   DeallocateSlabs(CurSlab->NextPtr);
   CurSlab->NextPtr = 0;
   CurPtr = (char*)(CurSlab + 1);