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