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[MLIR][GPU] Truncate temp filename path size to avoid linux limitations #155108

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Merged
merged 1 commit into from
Aug 23, 2025
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[MLIR][GPU] Truncate temp filename path size to avoid linux limitations #155108

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2 changes: 2 additions & 0 deletions mlir/lib/Target/LLVM/NVVM/Target.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -267,6 +267,8 @@ NVPTXSerializer::NVPTXSerializer(Operation &module, NVVMTargetAttr target,
std::optional<NVPTXSerializer::TmpFile>
NVPTXSerializer::createTemp(StringRef name, StringRef suffix) {
llvm::SmallString<128> filename;
if (name.size() > 80)
name = name.substr(0, 80);
std::error_code ec =
llvm::sys::fs::createTemporaryFile(name, suffix, filename);
if (ec) {
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