---

yaml
---
r: 276335
b: refs/heads/master
c: 32edf1d
h: refs/heads/master
i:
  276333: 5e896b8
  276331: 60c315b
  276327: 8ded1b9
  276319: 66677d7

Author: CryZe

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: f4453bba956898dca58c715b0ad1a97b490ab08f
+refs/heads/master: 32edf1d7a81a0db65282374daf846727c8e2a8fd
 refs/heads/snap-stage3: 235d77457d80b549dad3ac36d94f235208a1eafb
 refs/heads/try: 49312a405e14a449b98fe0056b12a40ac128be4a
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105

trunk/.gitignore

@@ -78,7 +78,6 @@
 /stage3/
 /test/
 /tmp/
-/obj/
 TAGS
 TAGS.emacs
 TAGS.vi

trunk/COMPILER_TESTS.md

@@ -77,7 +77,7 @@ fn test_foo() {
 }
 ```
 
-Note that not all headers have meaning when customized to a revision.
+Note that not all headers have meaning when customized too a revision.
 For example, the `ignore-test` header (and all "ignore" headers)
 currently only apply to the test as a whole, not to particular
 revisions. The only headers that are intended to really work when

trunk/CONTRIBUTING.md

@@ -71,8 +71,7 @@ which includes important information about what platform you're on, what
 version of Rust you're using, etc.
 
 Sometimes, a backtrace is helpful, and so including that is nice. To get
-a backtrace, set the `RUST_BACKTRACE` environment variable to a value
-other than `0`. The easiest way
+a backtrace, set the `RUST_BACKTRACE` environment variable. The easiest way
 to do this is to invoke `rustc` like this:
 
 ```bash
@@ -307,7 +306,7 @@ are:
 [gsearchdocs]: https://www.google.com/search?q=site:doc.rust-lang.org+your+query+here
 [rif]: http://internals.rust-lang.org
 [rr]: https://doc.rust-lang.org/book/README.html
-[tlgba]: http://tomlee.co/2014/04/a-more-detailed-tour-of-the-rust-compiler/
+[tlgba]: http://tomlee.co/2014/04/03/a-more-detailed-tour-of-the-rust-compiler/
 [ro]: http://www.rustaceans.org/
 [rctd]: ./COMPILER_TESTS.md
 [cheatsheet]: http://buildbot.rust-lang.org/homu/

trunk/Makefile.in

@@ -214,6 +214,13 @@ include $(CFG_SRC_DIR)mk/debuggers.mk
 # Secondary makefiles, conditionalized for speed
 ######################################################################
 
+# Binary snapshots
+ifneq ($(strip $(findstring snap,$(MAKECMDGOALS))   \
+               $(findstring clean,$(MAKECMDGOALS))),)
+  CFG_INFO := $(info cfg: including snap rules)
+  include $(CFG_SRC_DIR)mk/snap.mk
+endif
+
 # The test suite
 ifneq ($(strip $(findstring check,$(MAKECMDGOALS)) \
                $(findstring test,$(MAKECMDGOALS))  \

trunk/README.md

@@ -16,7 +16,7 @@ Read ["Installing Rust"] from [The Book].
 
 1. Make sure you have installed the dependencies:
 
-   * `g++` 4.7 or later or `clang++` 3.x
+   * `g++` 4.7 or `clang++` 3.x
    * `python` 2.7 (but not 3.x)
    * GNU `make` 3.81 or later
    * `curl`
@@ -177,11 +177,10 @@ To contribute to Rust, please see [CONTRIBUTING](CONTRIBUTING.md).
 Rust has an [IRC] culture and most real-time collaboration happens in a
 variety of channels on Mozilla's IRC network, irc.mozilla.org. The
 most popular channel is [#rust], a venue for general discussion about
-Rust. And a good place to ask for help would be [#rust-beginners].
+Rust, and a good place to ask for help.
 
 [IRC]: https://en.wikipedia.org/wiki/Internet_Relay_Chat
 [#rust]: irc://irc.mozilla.org/rust
-[#rust-beginners]: irc://irc.mozilla.org/rust-beginners
 
 ## License
 

trunk/RELEASES.md

@@ -608,8 +608,6 @@ opt inject-std-version 1 "inject the current compiler version of libstd into pro
 opt llvm-version-check 1 "check if the LLVM version is supported, build anyway"
 opt rustbuild 0 "use the rust and cargo based build system"
 opt orbit 0 "get MIR where it belongs - everywhere; most importantly, in orbit"
-opt codegen-tests 1 "run the src/test/codegen tests"
-opt option-checking 1 "complain about unrecognized options in this configure script"
 
 # Optimization and debugging options. These may be overridden by the release channel, etc.
 opt_nosave optimize 1 "build optimized rust code"
@@ -675,11 +673,8 @@ then
 fi
 
 # Validate Options
-if [ -z "$CFG_DISABLE_OPTION_CHECKING" ]
-then
-    step_msg "validating $CFG_SELF args"
-    validate_opt
-fi
+step_msg "validating $CFG_SELF args"
+validate_opt
 
 # Validate the release channel, and configure options
 case "$CFG_RELEASE_CHANNEL" in
@@ -721,6 +716,18 @@ if [ -n "$CFG_ENABLE_DEBUG_JEMALLOC" ]; then putvar CFG_ENABLE_DEBUG_JEMALLOC; f
 
 if [ -n "$CFG_ENABLE_ORBIT" ]; then putvar CFG_ENABLE_ORBIT; fi
 
+# A magic value that allows the compiler to use unstable features
+# during the bootstrap even when doing so would normally be an error
+# because of feature staging or because the build turns on
+# warnings-as-errors and unstable features default to warnings.  The
+# build has to match this key in an env var. Meant to be a mild
+# deterrent from users just turning on unstable features on the stable
+# channel.
+# Basing CFG_BOOTSTRAP_KEY on CFG_BOOTSTRAP_KEY lets it get picked up
+# during a Makefile reconfig.
+CFG_BOOTSTRAP_KEY="${CFG_BOOTSTRAP_KEY-`date +%H:%M:%S`}"
+putvar CFG_BOOTSTRAP_KEY
+
 step_msg "looking for build programs"
 
 probe_need CFG_CURLORWGET  curl wget
@@ -823,19 +830,6 @@ then
     fi
 fi
 
-# LLDB tests on OSX require /usr/bin/python, not something like Homebrew's
-# /usr/local/bin/python. We're loading a compiled module for LLDB tests which is
-# only compatible with the system.
-case $CFG_BUILD in
-    *-apple-darwin)
-        CFG_LLDB_PYTHON=/usr/bin/python
-        ;;
-    *)
-        CFG_LLDB_PYTHON=$CFG_PYTHON
-        ;;
-esac
-putvar CFG_LLDB_PYTHON
-
 step_msg "looking for target specific programs"
 
 probe CFG_ADB        adb
@@ -1258,7 +1252,7 @@ $ pacman -R cmake && pacman -S mingw-w64-x86_64-cmake
                     bits=x86_64
                     msvc_part=amd64
                     ;;
-                i*86-*)
+                i686-*)
                     bits=i386
                     msvc_part=
                     ;;
@@ -1453,19 +1447,6 @@ then
     cd ${CFG_BUILD_DIR}
 fi
 
-# Do a sanity check that the submodule source exists. Because GitHub
-# automatically publishes broken tarballs that can't be disabled, and
-# people download them and try to use them.
-if [ ! -e "${CFG_SRC_DIR}/src/liblibc" ]; then
-    err "some submodules are missing. Is this a broken tarball?
-
-If you downloaded this tarball from the GitHub release pages at
-https://github.com/rust-lang/rust/releases,
-then please delete it and instead download the source from
-https://www.rust-lang.org/downloads.html"
-
-fi
-
 # Configure llvm, only if necessary
 step_msg "looking at LLVM"
 CFG_LLVM_SRC_DIR=${CFG_SRC_DIR}src/llvm/
@@ -1516,9 +1497,7 @@ do
         LLVM_INST_DIR=$CFG_LLVM_ROOT
         do_reconfigure=0
         # Check that LLVm FileCheck is available. Needed for the tests
-        if [ -z "$CFG_DISABLE_CODEGEN_TESTS" ]; then
-            need_cmd $LLVM_INST_DIR/bin/FileCheck
-        fi
+        need_cmd $LLVM_INST_DIR/bin/FileCheck
     fi
 
     if [ ${do_reconfigure} -ne 0 ]

trunk/configure

@@ -268,15 +268,15 @@ the maximum number of threads used for this purpose.
 
 .TP
 \fBRUST_TEST_NOCAPTURE\fR
-If set to a value other than "0", a synonym for the --nocapture flag.
+A synonym for the --nocapture flag.
 
 .TP
 \fBRUST_MIN_STACK\fR
 Sets the minimum stack size for new threads.
 
 .TP
 \fBRUST_BACKTRACE\fR
-If set to a value different than "0", produces a backtrace in the output of a program which panics.
+If set, produces a backtrace in the output of a program which panics.
 
 .SH "EXAMPLES"
 To build an executable from a source file with a main function:

trunk/man/rustc.1

@@ -1,16 +1,16 @@
 # i586-pc-windows-msvc configuration
-CC_i586-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-LINK_i586-pc-windows-msvc=$(CFG_MSVC_LINK_i386)
-CXX_i586-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-CPP_i586-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-AR_i586-pc-windows-msvc=$(CFG_MSVC_LIB_i386)
+CC_i586-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+LINK_i586-pc-windows-msvc="$(CFG_MSVC_LINK_i386)" -nologo
+CXX_i586-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+CPP_i586-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+AR_i586-pc-windows-msvc="$(CFG_MSVC_LIB_i386)" -nologo
 CFG_LIB_NAME_i586-pc-windows-msvc=$(1).dll
 CFG_STATIC_LIB_NAME_i586-pc-windows-msvc=$(1).lib
 CFG_LIB_GLOB_i586-pc-windows-msvc=$(1)-*.{dll,lib}
 CFG_LIB_DSYM_GLOB_i586-pc-windows-msvc=$(1)-*.dylib.dSYM
 CFG_JEMALLOC_CFLAGS_i586-pc-windows-msvc :=
-CFG_GCCISH_CFLAGS_i586-pc-windows-msvc := -MD -arch:IA32 -nologo
-CFG_GCCISH_CXXFLAGS_i586-pc-windows-msvc := -MD -arch:IA32 -nologo
+CFG_GCCISH_CFLAGS_i586-pc-windows-msvc := -MD -arch:IA32
+CFG_GCCISH_CXXFLAGS_i586-pc-windows-msvc := -MD -arch:IA32
 CFG_GCCISH_LINK_FLAGS_i586-pc-windows-msvc :=
 CFG_GCCISH_DEF_FLAG_i586-pc-windows-msvc :=
 CFG_LLC_FLAGS_i586-pc-windows-msvc :=

trunk/mk/cfg/i586-pc-windows-msvc.mk

@@ -1,16 +1,16 @@
 # i686-pc-windows-msvc configuration
-CC_i686-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-LINK_i686-pc-windows-msvc=$(CFG_MSVC_LINK_i386)
-CXX_i686-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-CPP_i686-pc-windows-msvc=$(CFG_MSVC_CL_i386)
-AR_i686-pc-windows-msvc=$(CFG_MSVC_LIB_i386)
+CC_i686-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+LINK_i686-pc-windows-msvc="$(CFG_MSVC_LINK_i386)" -nologo
+CXX_i686-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+CPP_i686-pc-windows-msvc="$(CFG_MSVC_CL_i386)" -nologo
+AR_i686-pc-windows-msvc="$(CFG_MSVC_LIB_i386)" -nologo
 CFG_LIB_NAME_i686-pc-windows-msvc=$(1).dll
 CFG_STATIC_LIB_NAME_i686-pc-windows-msvc=$(1).lib
 CFG_LIB_GLOB_i686-pc-windows-msvc=$(1)-*.{dll,lib}
 CFG_LIB_DSYM_GLOB_i686-pc-windows-msvc=$(1)-*.dylib.dSYM
 CFG_JEMALLOC_CFLAGS_i686-pc-windows-msvc :=
-CFG_GCCISH_CFLAGS_i686-pc-windows-msvc := -MD -nologo
-CFG_GCCISH_CXXFLAGS_i686-pc-windows-msvc := -MD -nologo
+CFG_GCCISH_CFLAGS_i686-pc-windows-msvc := -MD
+CFG_GCCISH_CXXFLAGS_i686-pc-windows-msvc := -MD
 CFG_GCCISH_LINK_FLAGS_i686-pc-windows-msvc :=
 CFG_GCCISH_DEF_FLAG_i686-pc-windows-msvc :=
 CFG_LLC_FLAGS_i686-pc-windows-msvc :=

trunk/mk/cfg/i686-pc-windows-msvc.mk

@@ -1,16 +1,16 @@
 # x86_64-pc-windows-msvc configuration
-CC_x86_64-pc-windows-msvc=$(CFG_MSVC_CL_x86_64)
-LINK_x86_64-pc-windows-msvc=$(CFG_MSVC_LINK_x86_64)
-CXX_x86_64-pc-windows-msvc=$(CFG_MSVC_CL_x86_64)
-CPP_x86_64-pc-windows-msvc=$(CFG_MSVC_CL_x86_64)
-AR_x86_64-pc-windows-msvc=$(CFG_MSVC_LIB_x86_64)
+CC_x86_64-pc-windows-msvc="$(CFG_MSVC_CL_x86_64)" -nologo
+LINK_x86_64-pc-windows-msvc="$(CFG_MSVC_LINK_x86_64)" -nologo
+CXX_x86_64-pc-windows-msvc="$(CFG_MSVC_CL_x86_64)" -nologo
+CPP_x86_64-pc-windows-msvc="$(CFG_MSVC_CL_x86_64)" -nologo
+AR_x86_64-pc-windows-msvc="$(CFG_MSVC_LIB_x86_64)" -nologo
 CFG_LIB_NAME_x86_64-pc-windows-msvc=$(1).dll
 CFG_STATIC_LIB_NAME_x86_64-pc-windows-msvc=$(1).lib
 CFG_LIB_GLOB_x86_64-pc-windows-msvc=$(1)-*.{dll,lib}
 CFG_LIB_DSYM_GLOB_x86_64-pc-windows-msvc=$(1)-*.dylib.dSYM
 CFG_JEMALLOC_CFLAGS_x86_64-pc-windows-msvc :=
-CFG_GCCISH_CFLAGS_x86_64-pc-windows-msvc := -MD -nologo
-CFG_GCCISH_CXXFLAGS_x86_64-pc-windows-msvc := -MD -nologo
+CFG_GCCISH_CFLAGS_x86_64-pc-windows-msvc := -MD
+CFG_GCCISH_CXXFLAGS_x86_64-pc-windows-msvc := -MD
 CFG_GCCISH_LINK_FLAGS_x86_64-pc-windows-msvc :=
 CFG_GCCISH_DEF_FLAG_x86_64-pc-windows-msvc :=
 CFG_LLC_FLAGS_x86_64-pc-windows-msvc :=

trunk/mk/cfg/x86_64-pc-windows-msvc.mk

@@ -53,12 +53,11 @@ TARGET_CRATES := libc std term \
                  getopts collections test rand \
                  core alloc \
                  rustc_unicode rustc_bitflags \
-		 alloc_system alloc_jemalloc
+		 alloc_system alloc_jemalloc rustc_const_eval
 RUSTC_CRATES := rustc rustc_typeck rustc_mir rustc_borrowck rustc_resolve rustc_driver \
                 rustc_trans rustc_back rustc_llvm rustc_privacy rustc_lint \
-                rustc_data_structures rustc_platform_intrinsics \
-                rustc_plugin rustc_metadata rustc_passes rustc_save_analysis \
-                rustc_const_eval rustc_const_math rustc_incremental
+                rustc_data_structures rustc_front rustc_platform_intrinsics \
+                rustc_plugin rustc_metadata rustc_passes rustc_save_analysis
 HOST_CRATES := syntax syntax_ext $(RUSTC_CRATES) rustdoc fmt_macros \
 		flate arena graphviz rbml log serialize
 TOOLS := compiletest rustdoc rustc rustbook error_index_generator
@@ -92,48 +91,44 @@ DEPS_test := std getopts term native:rust_test_helpers
 DEPS_syntax := std term serialize log arena libc rustc_bitflags rustc_unicode
 DEPS_syntax_ext := syntax fmt_macros
 
-DEPS_rustc_const_math := std syntax log serialize
-DEPS_rustc_const_eval := rustc_const_math rustc syntax log serialize \
-					     rustc_back graphviz
+DEPS_rustc_const_eval := std syntax
 
-DEPS_rustc := syntax fmt_macros flate arena serialize getopts rbml \
+DEPS_rustc := syntax fmt_macros flate arena serialize getopts rbml rustc_front\
               log graphviz rustc_llvm rustc_back rustc_data_structures\
-		  	  rustc_const_math
-DEPS_rustc_back := std syntax flate log libc
-DEPS_rustc_borrowck := rustc rustc_mir log graphviz syntax
+		  	  rustc_const_eval
+DEPS_rustc_back := std syntax rustc_llvm rustc_front flate log libc
+DEPS_rustc_borrowck := rustc rustc_front rustc_mir log graphviz syntax
 DEPS_rustc_data_structures := std log serialize
 DEPS_rustc_driver := arena flate getopts graphviz libc rustc rustc_back rustc_borrowck \
                      rustc_typeck rustc_mir rustc_resolve log syntax serialize rustc_llvm \
-	             rustc_trans rustc_privacy rustc_lint rustc_plugin \
-                     rustc_metadata syntax_ext rustc_passes rustc_save_analysis rustc_const_eval \
-                     rustc_incremental
-DEPS_rustc_lint := rustc log syntax rustc_const_eval
+	             rustc_trans rustc_privacy rustc_lint rustc_front rustc_plugin \
+                     rustc_metadata syntax_ext rustc_passes rustc_save_analysis
+DEPS_rustc_front := std syntax log serialize
+DEPS_rustc_lint := rustc log syntax
 DEPS_rustc_llvm := native:rustllvm libc std rustc_bitflags
-DEPS_rustc_metadata := rustc syntax rbml rustc_const_math
-DEPS_rustc_passes := syntax rustc core rustc_const_eval
-DEPS_rustc_mir := rustc syntax rustc_const_math rustc_const_eval
-DEPS_rustc_resolve := arena rustc log syntax
-DEPS_rustc_platform_intrinsics := std
+DEPS_rustc_metadata := rustc rustc_front syntax rbml rustc_const_eval
+DEPS_rustc_passes := syntax rustc core rustc_front
+DEPS_rustc_mir := rustc rustc_front syntax rustc_const_eval
+DEPS_rustc_resolve := arena rustc rustc_front log syntax
+DEPS_rustc_platform_intrinsics := rustc rustc_llvm
 DEPS_rustc_plugin := rustc rustc_metadata syntax rustc_mir
-DEPS_rustc_privacy := rustc log syntax
+DEPS_rustc_privacy := rustc rustc_front log syntax
 DEPS_rustc_trans := arena flate getopts graphviz libc rustc rustc_back rustc_mir \
-                    log syntax serialize rustc_llvm rustc_platform_intrinsics \
-                    rustc_const_math rustc_const_eval rustc_incremental
-DEPS_rustc_incremental := rbml rustc serialize rustc_data_structures
-DEPS_rustc_save_analysis := rustc log syntax serialize
-DEPS_rustc_typeck := rustc syntax rustc_platform_intrinsics rustc_const_math \
-                     rustc_const_eval
+                    log syntax serialize rustc_llvm rustc_front rustc_platform_intrinsics \
+					rustc_const_eval
+DEPS_rustc_save_analysis := rustc log syntax rustc_front
+DEPS_rustc_typeck := rustc syntax rustc_front rustc_platform_intrinsics rustc_const_eval
 
 DEPS_rustdoc := rustc rustc_driver native:hoedown serialize getopts \
-                test rustc_lint rustc_const_eval
+                test rustc_lint rustc_front
 
 
-TOOL_DEPS_compiletest := test getopts log serialize
+TOOL_DEPS_compiletest := test getopts log
 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/tools/compiletest/src/main.rs
+TOOL_SOURCE_compiletest := $(S)src/compiletest/compiletest.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

trunk/mk/crates.mk

@@ -15,21 +15,14 @@
 
 .PHONY: TAGS.emacs TAGS.vi
 
-CTAGS_RUSTC_LOCATIONS=$(patsubst ${CFG_SRC_DIR}src/lib%test,, \
-				$(wildcard ${CFG_SRC_DIR}src/lib*)) ${CFG_SRC_DIR}src/libtest
+CTAGS_LOCATIONS=$(wildcard ${CFG_SRC_DIR}src/lib*)
 CTAGS_LOCATIONS=$(patsubst ${CFG_SRC_DIR}src/librust%,, \
                 $(patsubst ${CFG_SRC_DIR}src/lib%test,, \
 				$(wildcard ${CFG_SRC_DIR}src/lib*))) ${CFG_SRC_DIR}src/libtest
-CTAGS_OPTS=--options="${CFG_SRC_DIR}src/etc/ctags.rust" --languages=Rust --recurse
-
-TAGS.rustc.emacs:
-	ctags -e -f $@ ${CTAGS_OPTS} ${CTAGS_RUSTC_LOCATIONS}
+CTAGS_OPTS=--options="${CFG_SRC_DIR}src/etc/ctags.rust" --languages=Rust --recurse ${CTAGS_LOCATIONS}
 
 TAGS.emacs:
-	ctags -e -f $@ ${CTAGS_OPTS} ${CTAGS_LOCATIONS}
-
-TAGS.rustc.vi:
-	ctags -f $@ ${CTAGS_OPTS} ${CTAGS_RUSTC_LOCATIONS}
+	ctags -e -f $@ ${CTAGS_OPTS}
 
 TAGS.vi:
-	ctags -f $@ ${CTAGS_OPTS} ${CTAGS_LOCATIONS}
+	ctags -f $@ ${CTAGS_OPTS}