Add 'mut' to MIR temp variable debug output.

solson · solson · commit 080994a189c7 · 2016-01-04T16:11:33.000-06:00
diff --git a/src/librustc_mir/pretty.rs b/src/librustc_mir/pretty.rs
@@ -78,7 +78,7 @@ fn write_mir_intro<W: Write>(mir: &Mir, w: &mut W) -> io::Result<()> {
 
     // Compiler-introduced temporary types.
     for (i, temp) in mir.temp_decls.iter().enumerate() {
-        try!(writeln!(w, "{}let {:?}: {};", INDENT, Lvalue::Temp(i as u32), temp.ty));
+        try!(writeln!(w, "{}let mut {:?}: {};", INDENT, Lvalue::Temp(i as u32), temp.ty));
     }
 
     Ok(())

Original file line number	Diff line number	Diff line change
`@@ -78,7 +78,7 @@ fn write_mir_intro<W: Write>(mir: &Mir, w: &mut W) -> io::Result<()> {`
`78`	`78`
`79`	`79`	`// Compiler-introduced temporary types.`
`80`	`80`	`for (i, temp) in mir.temp_decls.iter().enumerate() {`
`81`		`- try!(writeln!(w, "{}let {:?}: {};", INDENT, Lvalue::Temp(i as u32), temp.ty));`
	`81`	`+ try!(writeln!(w, "{}let mut {:?}: {};", INDENT, Lvalue::Temp(i as u32), temp.ty));`
`82`	`82`	`}`
`83`	`83`
`84`	`84`	`Ok(())`