---

yaml
---
r: 112205
b: refs/heads/try
c: 50671dc
h: refs/heads/master
i:
  112203: 3f99f06
v: v3

Author: bors

[refs]

@@ -2,7 +2,7 @@
 refs/heads/master: a692e9b1234ff6573b0cfbc39394d9222eb38f81
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: b5dd3f05fe95168b5569d0f519636149479eb6ac
-refs/heads/try: 1563ea9f278e1e1cd0d21fe8c4fc761805b71964
+refs/heads/try: 50671dc626d0922b31fd6952711836db19495878
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c

branches/try/README.md

@@ -25,6 +25,7 @@ documentation.
     * `perl` 5.0 or later
     * GNU `make` 3.81 or later
     * `curl`
+    * `git`
 2. Download and build Rust:
 
     You can either download a [tarball] or build directly from the [repo].

branches/try/configure

@@ -388,6 +388,7 @@ opt ccache 0 "invoke gcc/clang via ccache to reuse object files between builds"
 opt local-rust 0 "use an installed rustc rather than downloading a snapshot"
 opt pax-flags 0 "apply PaX flags to rustc binaries (required for GRSecurity/PaX-patched kernels)"
 opt inject-std-version 1 "inject the current compiler version of libstd into programs"
+opt llvm-static-stdcpp 0 "statically link to libstdc++ for LLVM"
 opt rpath 1 "build rpaths into rustc itself"
 opt nightly 0 "build nightly packages"
 opt verify-install 1 "verify installed binaries work"
@@ -579,26 +580,32 @@ then
         CFG_ENABLE_CLANG=1
         putvar CFG_ENABLE_CLANG
     else
-        # on OS X, with xcode 5 and newer, certain developers may have
-        # cc, gcc and g++ point to a  mixture of clang and gcc
-        # if so, this will create very strange build errors
-        # this last stanza is to detect some such problems and save the future rust
-        # contributor some time solving that issue.
-        # this detection could be generalized to other OSes aside from OS X
-        # but the issue seems most likely to happen on OS X
-
-        chk_cc () {
-            $1 --version 2> /dev/null | grep -q $2
-        }
-        # check that gcc, cc and g++ all point to the same compiler.
-        # note that for xcode 5, g++ points to clang, not clang++
-        if !((chk_cc gcc clang  && chk_cc g++ clang) ||
-            (chk_cc gcc gcc  &&( chk_cc g++ g++ || chk g++ gcc))) then
-            err "the gcc and g++ in your path point to different compilers.
-Check which versions are in your path with  cc --version and g++ --version.
-To resolve this problem, either fix your PATH  or run configure with --enable-clang"
-        fi
+        if [ $("$CFG_GCC" --version 2>&1 | grep -c ' 4\.[0-6]') -ne 0 ]; then
+            step_msg "older GCC found, using clang instead"
+            CFG_ENABLE_CLANG=1
+            putvar CFG_ENABLE_CLANG
+        else
+            # on OS X, with xcode 5 and newer, certain developers may have
+            # cc, gcc and g++ point to a  mixture of clang and gcc
+            # if so, this will create very strange build errors
+            # this last stanza is to detect some such problems and save the future rust
+            # contributor some time solving that issue.
+            # this detection could be generalized to other OSes aside from OS X
+            # but the issue seems most likely to happen on OS X
+
+            chk_cc () {
+                $1 --version 2> /dev/null | grep -q $2
+            }
+            # check that gcc, cc and g++ all point to the same compiler.
+            # note that for xcode 5, g++ points to clang, not clang++
+            if !((chk_cc gcc clang  && chk_cc g++ clang) ||
+                (chk_cc gcc gcc  &&( chk_cc g++ g++ || chk g++ gcc))) then
+                err "the gcc and g++ in your path point to different compilers.
+    Check which versions are in your path with  cc --version and g++ --version.
+    To resolve this problem, either fix your PATH  or run configure with --enable-clang"
+            fi
 
+        fi
     fi
 fi
 
@@ -921,10 +928,6 @@ do
         LLVM_OPTS="$LLVM_OPTS --disable-terminfo"
         # Try to have LLVM pull in as few dependencies as possible (#9397)
         LLVM_OPTS="$LLVM_OPTS --disable-zlib --disable-libffi"
-        # LLVM says it needs a "new" clang/gcc, but we seem to get by ok with
-        # older versions on the bots. Get by for a little longer by asking it to
-        # not do version detection
-        LLVM_OPTS="$LLVM_OPTS --disable-compiler-version-checks"
 
         # Use win32 native thread/lock apis instead of pthread wrapper.
         # (llvm's configure tries to find pthread first, so we have to disable it explicitly.)
@@ -942,13 +945,15 @@ do
 
             LLVM_CXX_64="ccache clang++ -Qunused-arguments"
             LLVM_CC_64="ccache clang -Qunused-arguments"
+            LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
             ;;
             ("clang")
             LLVM_CXX_32="clang++ -m32 -Qunused-arguments"
             LLVM_CC_32="clang -m32 -Qunused-arguments"
 
             LLVM_CXX_64="clang++ -Qunused-arguments"
             LLVM_CC_64="clang -Qunused-arguments"
+            LLVM_OPTS="$LLVM_OPTS --enable-libcpp"
             ;;
             ("ccache gcc")
             LLVM_CXX_32="ccache g++ -m32"

branches/try/man/rustc.1

@@ -1,6 +1,6 @@
 .TH RUSTC "1" "March 2014" "rustc 0.11-pre" "User Commands"
 .SH NAME
-rustc \- rust compiler
+rustc \- The Rust compiler
 .SH SYNOPSIS
 .B rustc
 [\fIOPTIONS\fR] \fIINPUT\fR
@@ -27,15 +27,20 @@ Display this message
 \fB\-L\fR PATH
 Add a directory to the library search path
 .TP
-\fB\-\-ls\fR
-List the symbols defined by a library crate
-.TP
 \fB\-\-no\-trans\fR
 Run all passes except translation; no output
 .TP
-\fB\-g\fR, \fB\-\-debuginfo\fR
+\fB\-\-no\-analysis\fR
+Parse and expand the source, but run no analysis and produce no output
+.TP
+\fB\-g\fR
 Emit DWARF debug information into object files generated.
 .TP
+\fB\-\-debuginfo\fR LEVEL
+Emit DWARF debug info to the objects created: 0 = no debug info, 1 =
+line-tables only (for stacktraces and breakpoints), 2 = full debug
+info with variable and type information (same as -g).
+.TP
 \fB\-O\fR
 Equivalent to \fI\-\-opt\-level=2\fR
 .TP
@@ -58,6 +63,10 @@ Pretty-print the input instead of compiling; valid types are: normal
 expanded, with type annotations), or identified (fully parenthesized,
 AST nodes and blocks with IDs)
 .TP
+\fB\-\-dep-info\fR [FILENAME]
+Output dependency info to <filename> after compiling, in o format suitable
+for use by Makefiles.
+.TP
 \fB\-\-sysroot\fR PATH
 Override the system root
 .TP
@@ -151,15 +160,14 @@ level.
 Generates software floating point library calls instead of hardware
 instructions.
 .TP
-\fBgen-crate-map\fR
-Forces generate of a toplevel crate map. May be required for logging to work
-when rust is embedded into another application.
-.TP
 \fBprefer-dynamic\fR
 Prefers dynamic linking to static linking.
 .TP
 \fBno-integrated-as\fR
 Force usage of an external assembler rather than LLVM's integrated one.
+.TP
+\fBrelocation-model\fR=[pic,static,dynamic-no-pic]
+The relocation model to use. (default: pic)
 
 .SH "EXAMPLES"
 To build an executable from a source file with a main function:
@@ -182,8 +190,7 @@ rustdoc
 See <\fBhttps://github.com/mozilla/rust/issues\fR> for issues.
 
 .SH "AUTHOR"
-See \fBAUTHORS.txt\fR in the rust source distribution. Graydon Hoare
-<\fI[email protected]\fR> is the project leader.
+See \fBAUTHORS.txt\fR in the Rust source distribution.
 
 .SH "COPYRIGHT"
 This work is dual-licensed under Apache 2.0 and MIT terms.  See \fBCOPYRIGHT\fR

branches/try/man/rustdoc.1

@@ -90,8 +90,7 @@ rustc
 See <\fBhttps://github.com/mozilla/rust/issues\fR> for issues.
 
 .SH "AUTHOR"
-See \fBAUTHORS.txt\fR in the rust source distribution. Graydon Hoare
-<\fI[email protected]\fR> is the project leader.
+See \fBAUTHORS.txt\fR in the Rust source distribution.
 
 .SH "COPYRIGHT"
 This work is dual-licensed under Apache 2.0 and MIT terms.  See \fBCOPYRIGHT\fR

branches/try/mk/dist.mk

@@ -118,7 +118,7 @@ PKG_EXE = dist/$(PKG_NAME)-install.exe
 %.ico: $(S)src/etc/pkg/%.ico
 	cp $< $@
 
-$(PKG_EXE): rust.iss modpath.iss LICENSE.txt rust-logo.ico \
+$(PKG_EXE): rust.iss modpath.iss upgrade.iss LICENSE.txt rust-logo.ico \
             $(CSREQ3_T_$(CFG_BUILD)_H_$(CFG_BUILD)) \
             dist-prepare-win
 	$(CFG_PYTHON) $(S)src/etc/copy-runtime-deps.py tmp/dist/win/bin

branches/try/mk/docs.mk

@@ -26,7 +26,7 @@
 # L10N_LANGS are the languages for which the docs have been
 # translated.
 ######################################################################
-DOCS := index tutorial guide-ffi guide-macros guide-lifetimes \
+DOCS := index intro tutorial guide-ffi guide-macros guide-lifetimes \
 	guide-tasks guide-container guide-pointers guide-testing \
 	guide-runtime complement-bugreport complement-cheatsheet \
 	complement-lang-faq complement-project-faq rust rustdoc \
@@ -269,6 +269,7 @@ LIB_DOC_DEP_$(1) = $$(CRATEFILE_$(1)) $$(RSINPUTS_$(1))
 endif
 
 $(2) += doc/$(1)/index.html
+doc/$(1)/index.html: CFG_COMPILER_HOST_TRIPLE = $(CFG_TARGET)
 doc/$(1)/index.html: $$(LIB_DOC_DEP_$(1))
 	@$$(call E, rustdoc $$@)
 	$$(Q)$$(RUSTDOC) --cfg dox --cfg stage2 $$<

branches/try/mk/llvm.mk

@@ -42,16 +42,25 @@ $$(LLVM_STAMP_$(1)): $(S)src/rustllvm/llvm-auto-clean-trigger
 	@$$(call E, make: done cleaning llvm)
 	touch $$@
 
+ifeq ($$(CFG_ENABLE_LLVM_STATIC_STDCPP),1)
+LLVM_STDCPP_LOCATION_$(1) = $$(shell $$(CC_$(1)) $$(CFG_GCCISH_CFLAGS_$(1)) \
+					-print-file-name=libstdc++.a)
+else
+LLVM_STDCPP_LOCATION_$(1) =
+endif
+
 endef
 
 $(foreach host,$(CFG_HOST), \
-    $(eval LLVM_CONFIGS := $(LLVM_CONFIGS) $(LLVM_CONFIG_$(host))))
+ $(eval $(call DEF_LLVM_RULES,$(host))))
 
 $(foreach host,$(CFG_HOST), \
- $(eval $(call DEF_LLVM_RULES,$(host))))
+ $(eval LLVM_CONFIGS := $(LLVM_CONFIGS) $(LLVM_CONFIG_$(host))))
 
 $(S)src/librustc/lib/llvmdeps.rs: \
 		    $(LLVM_CONFIGS) \
-		    $(S)src/etc/mklldeps.py
+		    $(S)src/etc/mklldeps.py \
+		    $(MKFILE_DEPS)
 	$(Q)$(CFG_PYTHON) $(S)src/etc/mklldeps.py \
-	    "$@" "$(LLVM_COMPONENTS)" $(LLVM_CONFIGS)
+		"$@" "$(LLVM_COMPONENTS)" "$(CFG_ENABLE_LLVM_STATIC_STDCPP)" \
+		$(LLVM_CONFIGS)

branches/try/mk/main.mk

@@ -349,25 +349,44 @@ EXTRAFLAGS_STAGE$(1) = $$(RUSTFLAGS_STAGE$(1))
 
 CFGFLAG$(1)_T_$(2)_H_$(3) = stage$(1)
 
+endef
+
+# Same macro/variables as above, but defined in a separate loop so it can use
+# all the varibles above for all archs. The RPATH_VAR setup sometimes needs to
+# reach across triples to get things in order.
+define SREQ_CMDS
+
+ifeq ($$(OSTYPE_$(3)),apple-darwin)
+  RPATH_VAR$(1)_T_$(2)_H_$(3) := \
+      DYLD_LIBRARY_PATH="$$$$DYLD_LIBRARY_PATH:$$(CURDIR)/$$(HLIB$(1)_H_$(3))"
+else
+  RPATH_VAR$(1)_T_$(2)_H_$(3) := \
+      LD_LIBRARY_PATH="$$$$LD_LIBRARY_PATH:$$(CURDIR)/$$(HLIB$(1)_H_$(3))"
+endif
+
 # Pass --cfg stage0 only for the build->host part of stage0;
 # if you're building a cross config, the host->* parts are
 # effectively stage1, since it uses the just-built stage0.
+#
+# This logic is similar to how the LD_LIBRARY_PATH variable must
+# change be slightly different when doing cross compilations.
+# The build doesn't copy over all target libraries into
+# a new directory, so we need to point the library path at
+# the build directory where all the target libraries came
+# from (the stage0 build host). Otherwise the relative rpaths
+# inside of the rustc binary won't get resolved correctly.
 ifeq ($(1),0)
 ifneq ($(strip $(CFG_BUILD)),$(strip $(3)))
 CFGFLAG$(1)_T_$(2)_H_$(3) = stage1
-endif
-endif
 
-ifdef CFG_DISABLE_RPATH
 ifeq ($$(OSTYPE_$(3)),apple-darwin)
   RPATH_VAR$(1)_T_$(2)_H_$(3) := \
-      DYLD_LIBRARY_PATH="$$$$DYLD_LIBRARY_PATH:$$(CURDIR)/$$(HLIB$(1)_H_$(3))"
+      DYLD_LIBRARY_PATH="$$$$DYLD_LIBRARY_PATH:$$(CURDIR)/$$(TLIB1_T_$(2)_H_$(CFG_BUILD))"
 else
   RPATH_VAR$(1)_T_$(2)_H_$(3) := \
-      LD_LIBRARY_PATH="$$$$LD_LIBRARY_PATH:$$(CURDIR)/$$(HLIB$(1)_H_$(3))"
+      LD_LIBRARY_PATH="$$$$LD_LIBRARY_PATH:$$(CURDIR)/$$(TLIB1_T_$(2)_H_$(CFG_BUILD))"
+endif
 endif
-else
-    RPATH_VAR$(1)_T_$(2)_H_$(3) :=
 endif
 
 STAGE$(1)_T_$(2)_H_$(3) := 						\
@@ -394,6 +413,11 @@ $(foreach build,$(CFG_HOST), \
   $(eval $(foreach stage,$(STAGES), \
    $(eval $(call SREQ,$(stage),$(target),$(build))))))))
 
+$(foreach build,$(CFG_HOST), \
+ $(eval $(foreach target,$(CFG_TARGET), \
+  $(eval $(foreach stage,$(STAGES), \
+   $(eval $(call SREQ_CMDS,$(stage),$(target),$(build))))))))
+
 ######################################################################
 # rustc-H-targets
 #

branches/try/mk/prepare.mk

@@ -20,13 +20,7 @@
 #   PREPARE_TARGETS - the target triples, space separated
 #   PREPARE_DEST_DIR - the directory to put the image
 
-
-# On windows we install from stage3, but on unix only stage2
-ifdef CFG_WINDOWSY_$(CFG_BUILD)
-PREPARE_STAGE=3
-else
 PREPARE_STAGE=2
-endif
 
 DEFAULT_PREPARE_DIR_CMD = umask 022 && mkdir -p
 DEFAULT_PREPARE_BIN_CMD = install -m755

branches/try/mk/target.mk

@@ -83,6 +83,7 @@ $$(TLIB$(1)_T_$(2)_H_$(3))/stamp.$(4):				    \
 		$$(WFLAGS_ST$(1)) \
 		-L "$$(RT_OUTPUT_DIR_$(2))" \
 		-L "$$(LLVM_LIBDIR_$(2))" \
+		-L "$$(dir $$(LLVM_STDCPP_LOCATION_$(2)))" \
 		--out-dir $$(@D) $$<
 	@touch $$@
 	$$(call LIST_ALL_OLD_GLOB_MATCHES,\

branches/try/mk/tests.mk

@@ -568,7 +568,7 @@ CTEST_COMMON_ARGS$(1)-T-$(2)-H-$(3) :=						\
         --host $(3)                                       \
         --adb-path=$(CFG_ADB)                          \
         --adb-test-dir=$(CFG_ADB_TEST_DIR)                  \
-        --host-rustcflags "$(RUSTC_FLAGS_$(3)) $$(CTEST_RUSTC_FLAGS) -L $$(RT_OUTPUT_DIR_$(2))" \
+        --host-rustcflags "$(RUSTC_FLAGS_$(3)) $$(CTEST_RUSTC_FLAGS) -L $$(RT_OUTPUT_DIR_$(3))" \
         --target-rustcflags "$(RUSTC_FLAGS_$(2)) $$(CTEST_RUSTC_FLAGS) -L $$(RT_OUTPUT_DIR_$(2))" \
         $$(CTEST_TESTARGS)