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Raise an error if gcov profiling and incremental compilation are both enabled #51645

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merged 1 commit into from
Jul 2, 2018
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Raise an error if gcov profiling and incremental compilation are both enabled #51645

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7 changes: 7 additions & 0 deletions src/librustc/session/config.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1970,6 +1970,13 @@ pub fn build_session_options_and_crate_config(
);
}

if debugging_opts.profile && incremental.is_some() {
early_error(
error_format,
"can't instrument with gcov profiling when compiling incrementally",
);
}

let mut prints = Vec::<PrintRequest>::new();
if cg.target_cpu.as_ref().map_or(false, |s| s == "help") {
prints.push(PrintRequest::TargetCPUs);
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