---

yaml
---
r: 177351
b: refs/heads/tmp
c: 518ce53
h: refs/heads/master
i:
  177349: fdf5849
  177347: a3647bf
  177343: a530956
v: v3

Author: Manishearth

[refs]

@@ -34,4 +34,4 @@ refs/heads/building: 126db549b038c84269a1e4fe46f051b2c15d6970
 refs/heads/beta: 44a287e6eb22ec3c2a687fc156813577464017f7
 refs/heads/windistfix: 7608dbad651f02e837ed05eef3d74a6662a6e928
 refs/tags/1.0.0-alpha: e42bd6d93a1d3433c486200587f8f9e12590a4d7
-refs/heads/tmp: cbcb191b970360e3b32a8be7d86d5c6ec2b8e7c9
+refs/heads/tmp: 518ce538a9b8e753a35c7552b538410adc0a79ad

branches/tmp/AUTHORS.txt

@@ -516,7 +516,7 @@ Olivier Saut <[email protected]>
 Olle Jonsson <[email protected]>
 Or Brostovski <[email protected]>
 Oren Hazi <[email protected]>
-Orphée Lafond-Lummis <o@orftz.com>
+Orpheus Lummis <o@orpheuslummis.com>
 P1start <[email protected]>
 Pablo Brasero <[email protected]>
 Palmer Cox <[email protected]>

branches/tmp/CONTRIBUTING.md

@@ -50,11 +50,11 @@ example, if it's 2014, and you change a Rust file that was created in
 # Coordination and communication
 
 Get feedback from other developers on
-[discuss.rust-lang.org][discuss], and
+[internals.rust-lang.org][internals], and
 [#rust-internals][pound-rust-internals].
 
 [pound-rust-internals]: http://chat.mibbit.com/?server=irc.mozilla.org&channel=%23rust-internals
-[discuss]: http://discuss.rust-lang.org
+[internals]: http://internals.rust-lang.org
 
 For more details, please refer to
 [Note-development-policy](https://github.com/rust-lang/rust/wiki/Note-development-policy).

branches/tmp/README.md

@@ -30,9 +30,9 @@ documentation.
 
     To build from the [tarball] do:
 
-        $ curl -O https://static.rust-lang.org/dist/rust-nightly.tar.gz
-        $ tar -xzf rust-nightly.tar.gz
-        $ cd rust-nightly
+        $ curl -O https://static.rust-lang.org/dist/rustc-nightly-src.tar.gz
+        $ tar -xzf rustc-nightly-src.tar.gz
+        $ cd rustc-nightly
 
     Or to build from the [repo] do:
 
@@ -80,7 +80,7 @@ $ pacman -S base-devel
         $ make && make install
 
 [repo]: https://github.com/rust-lang/rust
-[tarball]: https://static.rust-lang.org/dist/rust-nightly.tar.gz
+[tarball]: https://static.rust-lang.org/dist/rustc-nightly-src.tar.gz
 [trpl]: http://doc.rust-lang.org/book/index.html
 
 ## Notes
@@ -112,11 +112,11 @@ The Rust community congregates in a few places:
 
 * [StackOverflow] - Get help here.
 * [/r/rust] - General discussion.
-* [discuss.rust-lang.org] - For development of the Rust language itself.
+* [internals.rust-lang.org] - For development of the Rust language itself.
 
 [StackOverflow]: http://stackoverflow.com/questions/tagged/rust
 [/r/rust]: http://reddit.com/r/rust
-[discuss.rust-lang.org]: http://discuss.rust-lang.org/
+[internals.rust-lang.org]: http://internals.rust-lang.org/
 
 ## License
 

branches/tmp/configure

@@ -28,8 +28,8 @@ need_ok() {
 
 need_cmd() {
     if command -v $1 >/dev/null 2>&1
-    then msg "found $1"
-    else err "need $1"
+    then msg "found program $1"
+    else err "need program $1"
     fi
 }
 
@@ -340,6 +340,7 @@ need_cmd date
 need_cmd tr
 need_cmd sed
 need_cmd file
+need_cmd make
 
 msg "inspecting environment"
 
@@ -645,6 +646,8 @@ probe CFG_ISCC             iscc
 probe CFG_JAVAC            javac
 probe CFG_ANTLR4           antlr4
 probe CFG_GRUN             grun
+probe CFG_FLEX             flex
+probe CFG_BISON            bison
 probe CFG_PANDOC           pandoc
 probe CFG_PDFLATEX         pdflatex
 probe CFG_XELATEX          xelatex

branches/tmp/mk/crates.mk

@@ -51,7 +51,7 @@
 
 TARGET_CRATES := libc std flate arena term \
                  serialize getopts collections test rand \
-                 log regex graphviz core rbml alloc \
+                 log graphviz core rbml alloc \
                  unicode rustc_bitflags
 RUSTC_CRATES := rustc rustc_typeck rustc_borrowck rustc_resolve rustc_driver \
                 rustc_trans rustc_back rustc_llvm rustc_privacy
@@ -95,16 +95,15 @@ DEPS_term := std log
 DEPS_getopts := std
 DEPS_collections := core alloc unicode
 DEPS_num := std
-DEPS_test := std getopts serialize rbml term regex native:rust_test_helpers
+DEPS_test := std getopts serialize rbml term native:rust_test_helpers
 DEPS_rand := core
-DEPS_log := std regex
-DEPS_regex := std
+DEPS_log := std
 DEPS_fmt_macros = std
 
 TOOL_DEPS_compiletest := test getopts
 TOOL_DEPS_rustdoc := rustdoc
 TOOL_DEPS_rustc := rustc_driver
-TOOL_DEPS_rustbook := std regex rustdoc
+TOOL_DEPS_rustbook := std rustdoc
 TOOL_SOURCE_compiletest := $(S)src/compiletest/compiletest.rs
 TOOL_SOURCE_rustdoc := $(S)src/driver/driver.rs
 TOOL_SOURCE_rustc := $(S)src/driver/driver.rs
@@ -130,9 +129,8 @@ DOC_CRATES := $(filter-out rustc, \
               $(filter-out rustc_driver, \
               $(filter-out rustc_privacy, \
               $(filter-out log, \
-              $(filter-out regex, \
               $(filter-out getopts, \
-              $(filter-out syntax, $(CRATES))))))))))))
+              $(filter-out syntax, $(CRATES)))))))))))
 COMPILER_DOC_CRATES := rustc rustc_trans rustc_borrowck rustc_resolve \
                        rustc_typeck rustc_driver syntax rustc_privacy
 

branches/tmp/mk/grammar.mk

@@ -14,6 +14,11 @@ B = $(CFG_BUILD_DIR)/$(CFG_BUILD)/stage2/
 L = $(B)lib/rustlib/$(CFG_BUILD)/lib
 LD = $(CFG_BUILD)/stage2/lib/rustlib/$(CFG_BUILD)/lib/
 RUSTC = $(STAGE2_T_$(CFG_BUILD)_H_$(CFG_BUILD))
+ifeq ($(CFG_OSTYPE),apple-darwin)
+	FLEX_LDFLAGS=-ll
+else
+	FLEX_LDFLAGS=-lfl
+endif
 
 # Run the reference lexer against libsyntax and compare the tokens and spans.
 # If "// ignore-lexer-test" is present in the file, it will be ignored.
@@ -67,3 +72,46 @@ $(info cfg: javac not available, skipping lexer test...)
 check-lexer:
 
 endif
+
+$(BG)lex.yy.c: $(SG)lexer.l $(BG)
+	@$(call E, flex: $@)
+	$(Q)$(CFG_FLEX) -o $@ $<
+
+$(BG)lexer-lalr.o: $(BG)lex.yy.c $(BG)parser-lalr.tab.h
+	@$(call E, cc: $@)
+	$(Q)$(CFG_CC) -include $(BG)parser-lalr.tab.h -c -o $@ $<
+
+$(BG)parser-lalr.tab.c $(BG)parser-lalr.tab.h: $(SG)parser-lalr.y
+	@$(call E, bison: $@)
+	$(Q)$(CFG_BISON) $< --output=$(BG)parser-lalr.tab.c --defines=$(BG)parser-lalr.tab.h \
+		--name-prefix=rs --warnings=error=all
+
+$(BG)parser-lalr.o: $(BG)parser-lalr.tab.c
+	@$(call E, cc: $@)
+	$(Q)$(CFG_CC) -c -o $@ $<
+
+$(BG)parser-lalr-main.o: $(SG)parser-lalr-main.c
+	@$(call E, cc: $@)
+	$(Q)$(CFG_CC) -std=c99 -c -o $@ $<
+
+$(BG)parser-lalr: $(BG)parser-lalr.o $(BG)parser-lalr-main.o $(BG)lexer-lalr.o
+	@$(call E, cc: $@)
+	$(Q)$(CFG_CC) -o $@ $^ $(FLEX_LDFLAGS)
+
+
+ifdef CFG_FLEX
+ifdef CFG_BISON
+check-grammar: $(BG) $(BG)parser-lalr
+	$(info Verifying grammar ...)
+	$(SG)testparser.py -p $(BG)parser-lalr -s $(S)src
+
+else
+$(info cfg: bison not available, skipping parser test...)
+check-grammar:
+
+endif
+else
+$(info cfg: flex not available, skipping parser test...)
+check-grammar:
+
+endif

branches/tmp/mk/main.mk

@@ -30,8 +30,8 @@ CFG_PACKAGE_VERS=$(CFG_RELEASE_NUM)
 CFG_DISABLE_UNSTABLE_FEATURES=1
 endif
 ifeq ($(CFG_RELEASE_CHANNEL),beta)
-CFG_RELEASE=$(CFG_RELEASE_NUM)-beta(CFG_PRERELEASE_VERSION)
-CFG_PACKAGE_VERS=$(CFG_RELEASE_NUM)-beta(CFG_PRERELEASE_VERSION)
+CFG_RELEASE=$(CFG_RELEASE_NUM)-beta$(CFG_PRERELEASE_VERSION)
+CFG_PACKAGE_VERS=$(CFG_RELEASE_NUM)-beta$(CFG_PRERELEASE_VERSION)
 CFG_DISABLE_UNSTABLE_FEATURES=1
 endif
 ifeq ($(CFG_RELEASE_CHANNEL),nightly)

branches/tmp/mk/tests.mk

@@ -301,6 +301,7 @@ tidy:
 		| grep '^$(S)src/rust-installer' -v \
 		| xargs $(CFG_PYTHON) $(S)src/etc/check-binaries.py
 		$(Q) $(CFG_PYTHON) $(S)src/etc/errorck.py $(S)src/
+		$(Q) $(CFG_PYTHON) $(S)src/etc/featureck.py $(S)src/
 
 
 endif

branches/tmp/src/compiletest/common.rs

@@ -11,9 +11,9 @@ pub use self::Mode::*;
 
 use std::fmt;
 use std::str::FromStr;
-use regex::Regex;
 
-#[derive(Clone, PartialEq, Debug)]
+#[cfg(stage0)] // NOTE: remove impl after snapshot
+#[derive(Clone, Copy, PartialEq, Show)]
 pub enum Mode {
     CompileFail,
     RunFail,
@@ -25,7 +25,18 @@ pub enum Mode {
     Codegen
 }
 
-impl Copy for Mode {}
+#[cfg(not(stage0))] // NOTE: remove cfg after snapshot
+#[derive(Clone, Copy, PartialEq, Debug)]
+pub enum Mode {
+    CompileFail,
+    RunFail,
+    RunPass,
+    RunPassValgrind,
+    Pretty,
+    DebugInfoGdb,
+    DebugInfoLldb,
+    Codegen
+}
 
 impl FromStr for Mode {
     fn from_str(s: &str) -> Option<Mode> {
@@ -101,10 +112,7 @@ pub struct Config {
     pub run_ignored: bool,
 
     // Only run tests that match this filter
-    pub filter: Option<Regex>,
-
-    // Precompiled regex for finding expected errors in cfail
-    pub cfail_regex: Regex,
+    pub filter: Option<String>,
 
     // Write out a parseable log of tests that were run
     pub logfile: Option<Path>,

branches/tmp/src/compiletest/compiletest.rs

@@ -13,7 +13,15 @@
 #![feature(slicing_syntax, unboxed_closures)]
 #![feature(box_syntax)]
 #![feature(int_uint)]
-#![allow(unstable)]
+#![feature(test)]
+#![feature(rustc_private)]
+#![feature(std_misc)]
+#![feature(path)]
+#![feature(io)]
+#![feature(core)]
+#![feature(collections)]
+#![feature(os)]
+#![feature(unicode)]
 
 #![deny(warnings)]
 
@@ -22,18 +30,16 @@ extern crate getopts;
 
 #[macro_use]
 extern crate log;
-extern crate regex;
 
 use std::os;
-use std::io;
-use std::io::fs;
+use std::old_io;
+use std::old_io::fs;
 use std::str::FromStr;
 use std::thunk::Thunk;
 use getopts::{optopt, optflag, reqopt};
 use common::Config;
 use common::{Pretty, DebugInfoGdb, DebugInfoLldb, Codegen};
 use util::logv;
-use regex::Regex;
 
 pub mod procsrv;
 pub mod util;
@@ -116,14 +122,7 @@ pub fn parse_config(args: Vec<String> ) -> Config {
     }
 
     let filter = if !matches.free.is_empty() {
-        let s = matches.free[0].as_slice();
-        match regex::Regex::new(s) {
-            Ok(re) => Some(re),
-            Err(e) => {
-                println!("failed to parse filter /{}/: {:?}", s, e);
-                panic!()
-            }
-        }
+        Some(matches.free[0].clone())
     } else {
         None
     };
@@ -145,7 +144,6 @@ pub fn parse_config(args: Vec<String> ) -> Config {
                                        .as_slice()).expect("invalid mode"),
         run_ignored: matches.opt_present("ignored"),
         filter: filter,
-        cfail_regex: Regex::new(errors::EXPECTED_PATTERN).unwrap(),
         logfile: matches.opt_str("logfile").map(|s| Path::new(s)),
         runtool: matches.opt_str("runtool"),
         host_rustcflags: matches.opt_str("host-rustcflags"),
@@ -247,7 +245,7 @@ pub fn run_tests(config: &Config) {
     // sadly osx needs some file descriptor limits raised for running tests in
     // parallel (especially when we have lots and lots of child processes).
     // For context, see #8904
-    io::test::raise_fd_limit();
+    old_io::test::raise_fd_limit();
     // Prevent issue #21352 UAC blocking .exe containing 'patch' etc. on Windows
     // If #11207 is resolved (adding manifest to .exe) this becomes unnecessary
     os::setenv("__COMPAT_LAYER", "RunAsInvoker");
@@ -374,18 +372,24 @@ fn extract_gdb_version(full_version_line: Option<String>) -> Option<String> {
           if full_version_line.as_slice().trim().len() > 0 => {
             let full_version_line = full_version_line.as_slice().trim();
 
-            let re = Regex::new(r"(^|[^0-9])([0-9]\.[0-9])([^0-9]|$)").unwrap();
-
-            match re.captures(full_version_line) {
-                Some(captures) => {
-                    Some(captures.at(2).unwrap_or("").to_string())
+            // used to be a regex "(^|[^0-9])([0-9]\.[0-9])([^0-9]|$)"
+            for (pos, c) in full_version_line.char_indices() {
+                if !c.is_digit(10) { continue }
+                if pos + 2 >= full_version_line.len() { continue }
+                if full_version_line.char_at(pos + 1) != '.' { continue }
+                if !full_version_line.char_at(pos + 2).is_digit(10) { continue }
+                if pos > 0 && full_version_line.char_at_reverse(pos).is_digit(10) {
+                    continue
                 }
-                None => {
-                    println!("Could not extract GDB version from line '{}'",
-                             full_version_line);
-                    None
+                if pos + 3 < full_version_line.len() &&
+                   full_version_line.char_at(pos + 3).is_digit(10) {
+                    continue
                 }
+                return Some(full_version_line[pos..pos+3].to_string());
             }
+            println!("Could not extract GDB version from line '{}'",
+                     full_version_line);
+            None
         },
         _ => None
     }
@@ -408,18 +412,26 @@ fn extract_lldb_version(full_version_line: Option<String>) -> Option<String> {
           if full_version_line.as_slice().trim().len() > 0 => {
             let full_version_line = full_version_line.as_slice().trim();
 
-            let re = Regex::new(r"[Ll][Ll][Dd][Bb]-([0-9]+)").unwrap();
-
-            match re.captures(full_version_line) {
-                Some(captures) => {
-                    Some(captures.at(1).unwrap_or("").to_string())
-                }
-                None => {
-                    println!("Could not extract LLDB version from line '{}'",
-                             full_version_line);
-                    None
-                }
+            for (pos, l) in full_version_line.char_indices() {
+                if l != 'l' && l != 'L' { continue }
+                if pos + 5 >= full_version_line.len() { continue }
+                let l = full_version_line.char_at(pos + 1);
+                if l != 'l' && l != 'L' { continue }
+                let d = full_version_line.char_at(pos + 2);
+                if d != 'd' && d != 'D' { continue }
+                let b = full_version_line.char_at(pos + 3);
+                if b != 'b' && b != 'B' { continue }
+                let dash = full_version_line.char_at(pos + 4);
+                if dash != '-' { continue }
+
+                let vers = full_version_line[pos + 5..].chars().take_while(|c| {
+                    c.is_digit(10)
+                }).collect::<String>();
+                if vers.len() > 0 { return Some(vers) }
             }
+            println!("Could not extract LLDB version from line '{}'",
+                     full_version_line);
+            None
         },
         _ => None
     }