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bootstrap: clean up a few clippy findings #55391

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Nov 29, 2018
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bootstrap: clean up a few clippy findings #55391

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4 changes: 2 additions & 2 deletions src/bootstrap/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -783,10 +783,10 @@ impl Build {
fn cflags(&self, target: Interned<String>, which: GitRepo) -> Vec<String> {
// Filter out -O and /O (the optimization flags) that we picked up from
// cc-rs because the build scripts will determine that for themselves.
let mut base: Vec<String> = self.cc[&target].args().iter()
let mut base = self.cc[&target].args().iter()
.map(|s| s.to_string_lossy().into_owned())
.filter(|s| !s.starts_with("-O") && !s.starts_with("/O"))
.collect::<Vec<_>>();
.collect::<Vec<String>>();

// If we're compiling on macOS then we add a few unconditional flags
// indicating that we want libc++ (more filled out than libstdc++) and
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