---

yaml
---
r: 178541
b: refs/heads/try
c: 4c25687
h: refs/heads/master
i:
  178539: b055c30
v: v3

Author: alexcrichton

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: 336c8d2e9c6b276b162bdb3edd43706372e6eddd
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: 474b324eda10440d6568ef872a7307d38e7de95b
-refs/heads/try: ab5c3303bf607df944e2fb814800db61bf62663e
+refs/heads/try: 4c25687c2bf8d83f1e26bd6aad6d2eb807c5b254
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596

branches/try/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/try/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/try/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
@@ -110,13 +110,15 @@ There is a lot more documentation in the [wiki].
 
 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.
+* [StackOverflow] - Direct questions about using the language here.
+* [users.rust-lang.org] - General discussion, broader questions.
+* [internals.rust-lang.org] - For development of the Rust language itself.
+* [/r/rust] - News and general discussion.
 
 [StackOverflow]: http://stackoverflow.com/questions/tagged/rust
 [/r/rust]: http://reddit.com/r/rust
-[discuss.rust-lang.org]: http://discuss.rust-lang.org/
+[users.rust-lang.org]: http://users.rust-lang.org/
+[internals.rust-lang.org]: http://internals.rust-lang.org/
 
 ## License
 

branches/try/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/try/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/try/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/try/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/try/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/try/src/compiletest/common.rs

@@ -11,9 +11,8 @@ pub use self::Mode::*;
 
 use std::fmt;
 use std::str::FromStr;
-use regex::Regex;
 
-#[derive(Clone, PartialEq, Debug)]
+#[derive(Clone, Copy, PartialEq, Debug)]
 pub enum Mode {
     CompileFail,
     RunFail,
@@ -25,20 +24,19 @@ pub enum Mode {
     Codegen
 }
 
-impl Copy for Mode {}
-
 impl FromStr for Mode {
-    fn from_str(s: &str) -> Option<Mode> {
+    type Err = ();
+    fn from_str(s: &str) -> Result<Mode, ()> {
         match s {
-          "compile-fail" => Some(CompileFail),
-          "run-fail" => Some(RunFail),
-          "run-pass" => Some(RunPass),
-          "run-pass-valgrind" => Some(RunPassValgrind),
-          "pretty" => Some(Pretty),
-          "debuginfo-lldb" => Some(DebugInfoLldb),
-          "debuginfo-gdb" => Some(DebugInfoGdb),
-          "codegen" => Some(Codegen),
-          _ => None,
+          "compile-fail" => Ok(CompileFail),
+          "run-fail" => Ok(RunFail),
+          "run-pass" => Ok(RunPass),
+          "run-pass-valgrind" => Ok(RunPassValgrind),
+          "pretty" => Ok(Pretty),
+          "debuginfo-lldb" => Ok(DebugInfoLldb),
+          "debuginfo-gdb" => Ok(DebugInfoGdb),
+          "codegen" => Ok(Codegen),
+          _ => Err(()),
         }
     }
 }
@@ -101,10 +99,7 @@ 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>,