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[lldb] IRMemoryMap zero address mapping fix #99045

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[lldb] IRMemoryMap zero address mapping fix #99045

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4 changes: 4 additions & 0 deletions lldb/source/Expression/IRMemoryMap.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -126,6 +126,10 @@ lldb::addr_t IRMemoryMap::FindSpace(size_t size) {
} else {
ret = region_info.GetRange().GetRangeEnd();
}
} else if (ret == 0x0) {
// Get other region if zero address. Should't map zero address to
// get an error in cases when user tries to dereference nullptr
ret = region_info.GetRange().GetRangeEnd();
} else if (ret + size < region_info.GetRange().GetRangeEnd()) {
return ret;
} else {
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