---

yaml
---
r: 277239
b: refs/heads/try
c: e8c0aeb
h: refs/heads/master
i:
  277237: e36bbf1
  277235: a39051b
  277231: d960a45

Author: bors

[refs]

@@ -1,7 +1,7 @@
 ---
 refs/heads/master: 6dbb0e86aec11050480beb76eade6fb805010ba7
 refs/heads/snap-stage3: 235d77457d80b549dad3ac36d94f235208a1eafb
-refs/heads/try: 894caf83648bb0a5e43e7aeb30f806b2fb9099a5
+refs/heads/try: e8c0aeb88ba1e12d0c0a1d0ed7b4a90b44460a29
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try/RELEASES.md

@@ -140,9 +140,9 @@ Cargo
 Performance
 -----------
 
-* [During type unification, the complexity of comparing variables for
-  equivalance was reduced from `O(n!)` to `O(n)`][1.9tu]. This leads
-  to major compile-time improvements in some scenarios.
+* [The time complexity of comparing variables for equivalence during type 
+  unification is reduced from _O_(_n_!) to _O_(_n_)][1.9tu]. This leads
+  to major compilation time improvement in some scenarios.
 * [`ToString` is specialized for `str`, giving it the same performance
   as `to_owned`][1.9ts].
 * [Spawning processes with `Command::output` no longer creates extra

branches/try/mk/crates.mk

@@ -133,7 +133,7 @@ TOOL_DEPS_rustdoc := rustdoc
 TOOL_DEPS_rustc := rustc_driver
 TOOL_DEPS_rustbook := std rustdoc
 TOOL_DEPS_error_index_generator := rustdoc syntax serialize
-TOOL_SOURCE_compiletest := $(S)src/compiletest/compiletest.rs
+TOOL_SOURCE_compiletest := $(S)src/tools/compiletest/src/main.rs
 TOOL_SOURCE_rustdoc := $(S)src/driver/driver.rs
 TOOL_SOURCE_rustc := $(S)src/driver/driver.rs
 TOOL_SOURCE_rustbook := $(S)src/tools/rustbook/main.rs

branches/try/mk/dist.mk

@@ -50,7 +50,6 @@ PKG_FILES := \
     $(addprefix $(S)src/,                      \
       bootstrap                                \
       build_helper                             \
-      compiletest                              \
       doc                                      \
       driver                                   \
       etc                                      \

branches/try/mk/tests.mk

@@ -611,7 +611,7 @@ CTEST_COMMON_ARGS$(1)-T-$(2)-H-$(3) := \
         --run-lib-path $$(TLIB$(1)_T_$(2)_H_$(3)) \
         --rustc-path $$(HBIN$(1)_H_$(3))/rustc$$(X_$(3)) \
         --rustdoc-path $$(HBIN$(1)_H_$(3))/rustdoc$$(X_$(3)) \
-        --llvm-bin-path $(CFG_LLVM_INST_DIR_$(CFG_BUILD))/bin \
+        --llvm-filecheck $(CFG_LLVM_INST_DIR_$(CFG_BUILD))/bin/FileCheck \
         --aux-base $$(S)src/test/auxiliary/ \
         --stage-id stage$(1)-$(2) \
         --target $(2) \

branches/try/src/bootstrap/bootstrap.py

@@ -335,11 +335,11 @@ def build_triple(self):
 
 # Run the bootstrap
 args = [os.path.join(rb.build_dir, "bootstrap/debug/bootstrap")]
-args.extend(sys.argv[1:])
 args.append('--src')
 args.append(rb.rust_root)
 args.append('--build')
 args.append(rb.build)
+args.extend(sys.argv[1:])
 env = os.environ.copy()
 env["BOOTSTRAP_PARENT_ID"] = str(os.getpid())
 rb.run(args, env)

branches/try/src/bootstrap/build/check.rs

@@ -9,6 +9,7 @@
 // except according to those terms.
 
 use std::fs;
+use std::path::PathBuf;
 
 use build::{Build, Compiler};
 
@@ -49,3 +50,55 @@ pub fn tidy(build: &Build, stage: u32, host: &str) {
     build.run(build.tool_cmd(&compiler, "tidy")
                    .arg(build.src.join("src")));
 }
+
+fn testdir(build: &Build, host: &str) -> PathBuf {
+    build.out.join(host).join("test")
+}
+
+pub fn compiletest(build: &Build,
+                   compiler: &Compiler,
+                   target: &str,
+                   mode: &str,
+                   suite: &str) {
+    let mut cmd = build.tool_cmd(compiler, "compiletest");
+
+    cmd.arg("--compile-lib-path").arg(build.rustc_libdir(compiler));
+    cmd.arg("--run-lib-path").arg(build.sysroot_libdir(compiler, target));
+    cmd.arg("--rustc-path").arg(build.compiler_path(compiler));
+    cmd.arg("--rustdoc-path").arg(build.rustdoc(compiler));
+    cmd.arg("--src-base").arg(build.src.join("src/test").join(suite));
+    cmd.arg("--aux-base").arg(build.src.join("src/test/auxiliary"));
+    cmd.arg("--build-base").arg(testdir(build, compiler.host).join(suite));
+    cmd.arg("--stage-id").arg(format!("stage{}-{}", compiler.stage, target));
+    cmd.arg("--mode").arg(mode);
+    cmd.arg("--target").arg(target);
+    cmd.arg("--host").arg(compiler.host);
+    cmd.arg("--llvm-filecheck").arg(build.llvm_filecheck(&build.config.build));
+
+    let linkflag = format!("-Lnative={}", build.test_helpers_out(target).display());
+    cmd.arg("--host-rustcflags").arg("-Crpath");
+    cmd.arg("--target-rustcflags").arg(format!("-Crpath {}", linkflag));
+
+    // FIXME: needs android support
+    cmd.arg("--android-cross-path").arg("");
+    // FIXME: CFG_PYTHON should probably be detected more robustly elsewhere
+    cmd.arg("--python").arg("python");
+
+    if let Some(ref vers) = build.gdb_version {
+        cmd.arg("--gdb-version").arg(vers);
+    }
+    if let Some(ref vers) = build.lldb_version {
+        cmd.arg("--lldb-version").arg(vers);
+    }
+    if let Some(ref dir) = build.lldb_python_dir {
+        cmd.arg("--lldb-python-dir").arg(dir);
+    }
+
+    cmd.args(&build.flags.args);
+
+    if build.config.verbose || build.flags.verbose {
+        cmd.arg("--verbose");
+    }
+
+    build.run(&mut cmd);
+}

branches/try/src/bootstrap/build/clean.rs

@@ -19,11 +19,14 @@ pub fn clean(build: &Build) {
         let out = build.out.join(host);
 
         rm_rf(build, &out.join("compiler-rt"));
+        rm_rf(build, &out.join("doc"));
 
         for stage in 0..4 {
             rm_rf(build, &out.join(format!("stage{}", stage)));
             rm_rf(build, &out.join(format!("stage{}-std", stage)));
             rm_rf(build, &out.join(format!("stage{}-rustc", stage)));
+            rm_rf(build, &out.join(format!("stage{}-tools", stage)));
+            rm_rf(build, &out.join(format!("stage{}-test", stage)));
         }
     }
 }

branches/try/src/bootstrap/build/compile.rs

@@ -191,14 +191,7 @@ pub fn rustc<'a>(build: &'a Build, target: &str, compiler: &Compiler<'a>) {
     if !build.unstable_features {
         cargo.env("CFG_DISABLE_UNSTABLE_FEATURES", "1");
     }
-    let target_config = build.config.target_config.get(target);
-    if let Some(ref s) = target_config.and_then(|c| c.llvm_config.as_ref()) {
-        cargo.env("LLVM_CONFIG", s);
-    } else {
-        let llvm_config = build.llvm_out(&build.config.build).join("bin")
-                               .join(exe("llvm-config", target));
-        cargo.env("LLVM_CONFIG", llvm_config);
-    }
+    cargo.env("LLVM_CONFIG", build.llvm_config(target));
     if build.config.llvm_static_stdcpp {
         cargo.env("LLVM_STATIC_STDCPP",
                   compiler_file(build.cxx(target), "libstdc++.a"));

branches/try/src/bootstrap/build/dist.rs

@@ -195,29 +195,7 @@ pub fn rustc(build: &Build, stage: u32, host: &str) {
         cp_r(&build.src.join("man"), &image.join("share/man/man1"));
 
         // Debugger scripts
-        let cp_debugger_script = |file: &str| {
-            let dst = image.join("lib/rustlib/etc");
-            t!(fs::create_dir_all(&dst));
-            install(&build.src.join("src/etc/").join(file), &dst, 0o644);
-        };
-        if host.contains("windows") {
-            // no debugger scripts
-        } else if host.contains("darwin") {
-            // lldb debugger scripts
-            install(&build.src.join("src/etc/rust-lldb"), &image.join("bin"),
-                    0o755);
-
-            cp_debugger_script("lldb_rust_formatters.py");
-            cp_debugger_script("debugger_pretty_printers_common.py");
-        } else {
-            // gdb debugger scripts
-            install(&build.src.join("src/etc/rust-gdb"), &image.join("bin"),
-                    0o755);
-
-            cp_debugger_script("gdb_load_rust_pretty_printers.py");
-            cp_debugger_script("gdb_rust_pretty_printing.py");
-            cp_debugger_script("debugger_pretty_printers_common.py");
-        }
+        debugger_scripts(build, &image, host);
 
         // Misc license info
         let cp = |file: &str| {
@@ -231,6 +209,35 @@ pub fn rustc(build: &Build, stage: u32, host: &str) {
     }
 }
 
+pub fn debugger_scripts(build: &Build,
+                        sysroot: &Path,
+                        host: &str) {
+    let cp_debugger_script = |file: &str| {
+        let dst = sysroot.join("lib/rustlib/etc");
+        t!(fs::create_dir_all(&dst));
+        install(&build.src.join("src/etc/").join(file), &dst, 0o644);
+    };
+    if host.contains("windows") {
+        // no debugger scripts
+    } else if host.contains("darwin") {
+        // lldb debugger scripts
+        install(&build.src.join("src/etc/rust-lldb"), &sysroot.join("bin"),
+                0o755);
+
+        cp_debugger_script("lldb_rust_formatters.py");
+        cp_debugger_script("debugger_pretty_printers_common.py");
+    } else {
+        // gdb debugger scripts
+        install(&build.src.join("src/etc/rust-gdb"), &sysroot.join("bin"),
+                0o755);
+
+        cp_debugger_script("gdb_load_rust_pretty_printers.py");
+        cp_debugger_script("gdb_rust_pretty_printing.py");
+        cp_debugger_script("debugger_pretty_printers_common.py");
+    }
+}
+
+
 pub fn std(build: &Build, compiler: &Compiler, target: &str) {
     println!("Dist std stage{} ({} -> {})", compiler.stage, compiler.host,
              target);

branches/try/src/bootstrap/build/flags.rs

@@ -62,11 +62,6 @@ impl Flags {
             usage(0);
         }
 
-        if m.free.len() > 0 {
-            println!("free arguments are not currently accepted");
-            usage(1);
-        }
-
         let cfg_file = m.opt_str("config").map(PathBuf::from).or_else(|| {
             if fs::metadata("config.toml").is_ok() {
                 Some(PathBuf::from("config.toml"))