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include ../tools.mk
# only-linux
all:
# `-Ccodegen-units=16 -Copt-level=2` is used here to trigger thin LTO
# across codegen units to test deduplication of the named metadata
# (see `LLVMRustPrepareThinLTOImport` for details).
echo 'fn main(){}' | $(RUSTC) - --emit=link,obj -Csave-temps -Ccodegen-units=16 -Copt-level=2 --target=$(TARGET)
# `llvm-dis` is used here since `--emit=llvm-ir` does not emit LLVM IR
# for temporary outputs.
"$(LLVM_BIN_DIR)"/llvm-dis $(TMPDIR)/*.bc
# Check LLVM IR files (including temporary outputs) have `!llvm.ident`
# named metadata, reusing the related codegen test.
set -e; for f in $(TMPDIR)/*.ll; do \
$(LLVM_FILECHECK) --input-file $$f ../../codegen/llvm-ident.rs; \
done
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