bootstrap: rename Config.rebuild to .local_rebuild

Author: cuviper

src/bootstrap/build/config.rs

@@ -67,7 +67,7 @@ pub struct Config {
     pub target: Vec<String>,
     pub rustc: Option<String>,
     pub cargo: Option<String>,
-    pub rebuild: bool,
+    pub local_rebuild: bool,
 
     // libstd features
     pub debug_jemalloc: bool,
@@ -316,7 +316,7 @@ impl Config {
                 ("RPATH", self.rust_rpath),
                 ("OPTIMIZE_TESTS", self.rust_optimize_tests),
                 ("DEBUGINFO_TESTS", self.rust_debuginfo_tests),
-                ("LOCAL_REBUILD", self.rebuild),
+                ("LOCAL_REBUILD", self.local_rebuild),
             }
 
             match key {

src/bootstrap/build/mod.rs

@@ -511,7 +511,7 @@ impl Build {
              .arg("--target").arg(target);
 
         let stage;
-        if compiler.stage == 0 && self.config.rebuild {
+        if compiler.stage == 0 && self.config.local_rebuild {
             // Assume the local-rebuild rustc already has stage1 features.
             stage = 1;
         } else {
@@ -752,7 +752,7 @@ impl Build {
         // In stage0 we're using a previously released stable compiler, so we
         // use the stage0 bootstrap key. Otherwise we use our own build's
         // bootstrap key.
-        let bootstrap_key = if compiler.is_snapshot(self) && !self.config.rebuild {
+        let bootstrap_key = if compiler.is_snapshot(self) && !self.config.local_rebuild {
             &self.bootstrap_key_stage0
         } else {
             &self.bootstrap_key