22 lines
482 B
Bash
Executable file
22 lines
482 B
Bash
Executable file
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# Usage: $ ./rustc-llvm-version.sh rustc
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#
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# Print the LLVM version that the Rust compiler uses in a 6 digit form.
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# Convert the version string x.y.z to a canonical up-to-6-digits form.
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get_canonical_version()
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{
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IFS=.
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set -- $1
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echo $((10000 * $1 + 100 * $2 + $3))
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}
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if output=$("$@" --version --verbose 2>/dev/null | grep -E 'LLVM.*[0-9]+\.[0-9]+\.[0-9]+'); then
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set -- $output
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get_canonical_version $3
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else
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echo 0
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exit 1
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fi
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