bootstrap: Don't rely on any default settings regarding incr. comp. in Cargo.

michaelwoerister · michaelwoerister · commit f4fe8085f827 · 2019-01-25T11:23:08.000+01:00
diff --git a/src/bootstrap/builder.rs b/src/bootstrap/builder.rs
@@ -991,6 +991,9 @@ impl<'a> Builder<'a> {
 
         if self.config.incremental {
             cargo.env("CARGO_INCREMENTAL", "1");
+        } else {
+            // Don't rely on any default setting for incr. comp. in Cargo
+            cargo.env("CARGO_INCREMENTAL", "0");
         }
 
         if let Some(ref on_fail) = self.config.on_fail {

Original file line number	Diff line number	Diff line change
`@@ -991,6 +991,9 @@ impl<'a> Builder<'a> {`
`991`	`991`
`992`	`992`	`if self.config.incremental {`
`993`	`993`	`cargo.env("CARGO_INCREMENTAL", "1");`
	`994`	`+ } else {`
	`995`	`+ // Don't rely on any default setting for incr. comp. in Cargo`
	`996`	`+ cargo.env("CARGO_INCREMENTAL", "0");`
`994`	`997`	`}`
`995`	`998`
`996`	`999`	`if let Some(ref on_fail) = self.config.on_fail {`