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Added RUSTC_GRAPHVIZ_FONT environment variable

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Overrides the debugging_opts.graphviz_font setting.
This commit is contained in:
Rich Kadel 2020-09-16 10:47:56 -07:00
parent 5c29332ace
commit 3875abe32f
2 changed files with 6 additions and 1 deletions
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4
compiler/rustc_session/src/config.rs
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@ -1762,6 +1762,10 @@ pub fn build_session_options(matches: &getopts::Matches) -> Options {
debugging_opts.symbol_mangling_version = SymbolManglingVersion::V0;
}
if let Ok(graphviz_font) = std::env::var("RUSTC_GRAPHVIZ_FONT") {
debugging_opts.graphviz_font = graphviz_font;
}
if !cg.embed_bitcode {
match cg.lto {
LtoCli::No | LtoCli::Unspecified => {}