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-rw-r--r--lib/ExecutionEngine/JIT/JITMemoryManager.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/ExecutionEngine/JIT/JITMemoryManager.cpp b/lib/ExecutionEngine/JIT/JITMemoryManager.cpp
index 7be6ef8cba..61bc119d30 100644
--- a/lib/ExecutionEngine/JIT/JITMemoryManager.cpp
+++ b/lib/ExecutionEngine/JIT/JITMemoryManager.cpp
@@ -461,6 +461,9 @@ namespace {
/// allocateCodeSection - Allocate memory for a code section.
uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
unsigned SectionID) {
+ // Grow the required block size to account for the block header
+ Size += sizeof(*CurBlock);
+
// FIXME: Alignement handling.
FreeRangeHeader* candidateBlock = FreeMemoryList;
FreeRangeHeader* head = FreeMemoryList;