From a5f0419b4e7415a579e08f918194b37537cd0e29 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Fri, 12 May 2006 00:03:12 +0000 Subject: [PATCH] For extra sanity checking, fill free'd memory with garbage so we know that people aren't reusing machine code buffers at all. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28228 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/ExecutionEngine/JIT/JITEmitter.cpp | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/ExecutionEngine/JIT/JITEmitter.cpp b/lib/ExecutionEngine/JIT/JITEmitter.cpp index efc2062a544..2a62bd3557c 100644 --- a/lib/ExecutionEngine/JIT/JITEmitter.cpp +++ b/lib/ExecutionEngine/JIT/JITEmitter.cpp @@ -321,6 +321,9 @@ namespace { MemoryRangeHeader *MemRange = I->second; assert(MemRange->ThisAllocated && "Block isn't allocated!"); + // Fill the buffer with garbage! + DEBUG(memset(MemRange+1, 0xCD, MemRange->BlockSize-sizeof(*MemRange))); + // Free the memory. FreeMemoryList = MemRange->FreeBlock(FreeMemoryList); -- 2.34.1