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Add a workaround for a rustc ICE

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This commit is contained in:
Oliver Scherer 2018-10-22 19:15:25 +02:00
parent 2304f02123
commit 47364f64ef
1 changed files with 4 additions and 3 deletions
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7
components/script/build.rs
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@ -79,9 +79,10 @@ struct Bytes<'a>(&'a str);
impl<'a> fmt::Debug for Bytes<'a> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter.write_str("b\"")?;
formatter.write_str(self.0)?;
formatter.write_str("\" as &'static [u8]")
// https://github.com/rust-lang/rust/issues/55223
// should technically be just `write!(formatter, "b\"{}\"", self.0)
// but the referenced issue breaks promotion in the surrounding code
write!(formatter, "{{ const FOO: &[u8] = b\"{}\"; FOO }}", self.0)
}
}