Add 'mut' to temporary vars in MIR graphviz output.

2016-01-02 07:12:20 -06:00 · 2016-01-02 07:12:20 -06:00 · 56343cd653
commit 56343cd653
parent 31578f5bbf
1 changed files with 1 additions and 1 deletions
--- a/src/librustc_mir/graphviz.rs
+++ b/src/librustc_mir/graphviz.rs
@ -117,7 +117,7 @@ fn write_graph_label<W: Write>(mir: &Mir, w: &mut W) -> io::Result<()> {

    // Compiler-introduced temporary types.
    for (i, temp) in mir.temp_decls.iter().enumerate() {
-        try!(write!(w, r#"let {:?}: {};<br align="left"/>"#,
+        try!(write!(w, r#"let mut {:?}: {};<br align="left"/>"#,
                    Lvalue::Temp(i as u32), escape(&temp.ty)));
    }