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Diffstat (limited to 'src/passes/MemoryPacking.cpp')
| -rw-r--r-- | src/passes/MemoryPacking.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/passes/MemoryPacking.cpp b/src/passes/MemoryPacking.cpp index 1d214abdc..c47516485 100644 --- a/src/passes/MemoryPacking.cpp +++ b/src/passes/MemoryPacking.cpp @@ -270,6 +270,13 @@ bool MemoryPacking::canSplit(const std::unique_ptr<DataSegment>& segment, return false; } + if (segment->data.empty()) { + // Ignore empty segments, leaving them in place. We may not need them, but + // leave that for RemoveUnusedModuleElements to decide (as they may trap + // during startup if out of bounds, which is an effect). + return false; + } + for (auto* referrer : referrers) { if (auto* curr = referrer->dynCast<MemoryInit>()) { if (segment->isPassive) { |