---

yaml
---
r: 111422
b: refs/heads/master
c: c7553ea
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 3ec9f05534993635b7562381331713cfa1184900
+refs/heads/master: c7553ea17359cad2c8d30855380f78026127f7b7
 refs/heads/snap-stage1: e33de59e47c5076a89eadeb38f4934f58a3618a6
 refs/heads/snap-stage3: b5dd3f05fe95168b5569d0f519636149479eb6ac
 refs/heads/try: 38201d7c6bf0c32b0e5bdc8ecd63976ebc1b3a4c

trunk/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].

trunk/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"

trunk/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)

trunk/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,\

trunk/src/compiletest/compiletest.rs

@@ -93,7 +93,7 @@ pub fn parse_config(args: Vec<~str> ) -> config {
     assert!(!args.is_empty());
     let argv0 = (*args.get(0)).clone();
     let args_ = args.tail();
-    if *args.get(1) == ~"-h" || *args.get(1) == ~"--help" {
+    if *args.get(1) == "-h".to_owned() || *args.get(1) == "--help".to_owned() {
         let message = format!("Usage: {} [OPTIONS] [TESTNAME...]", argv0);
         println!("{}", getopts::usage(message, groups.as_slice()));
         println!("");
@@ -181,7 +181,7 @@ pub fn log_config(config: &config) {
     logv(c, format!("adb_test_dir: {}", config.adb_test_dir));
     logv(c, format!("adb_device_status: {}", config.adb_device_status));
     match config.test_shard {
-        None => logv(c, ~"test_shard: (all)"),
+        None => logv(c, "test_shard: (all)".to_owned()),
         Some((a,b)) => logv(c, format!("test_shard: {}.{}", a, b))
     }
     logv(c, format!("verbose: {}", config.verbose));
@@ -199,7 +199,7 @@ pub fn opt_str<'a>(maybestr: &'a Option<~str>) -> &'a str {
 }
 
 pub fn opt_str2(maybestr: Option<~str>) -> ~str {
-    match maybestr { None => ~"(none)", Some(s) => { s } }
+    match maybestr { None => "(none)".to_owned(), Some(s) => { s } }
 }
 
 pub fn str_mode(s: ~str) -> mode {
@@ -216,17 +216,17 @@ pub fn str_mode(s: ~str) -> mode {
 
 pub fn mode_str(mode: mode) -> ~str {
     match mode {
-      mode_compile_fail => ~"compile-fail",
-      mode_run_fail => ~"run-fail",
-      mode_run_pass => ~"run-pass",
-      mode_pretty => ~"pretty",
-      mode_debug_info => ~"debug-info",
-      mode_codegen => ~"codegen",
+      mode_compile_fail => "compile-fail".to_owned(),
+      mode_run_fail => "run-fail".to_owned(),
+      mode_run_pass => "run-pass".to_owned(),
+      mode_pretty => "pretty".to_owned(),
+      mode_debug_info => "debug-info".to_owned(),
+      mode_codegen => "codegen".to_owned(),
     }
 }
 
 pub fn run_tests(config: &config) {
-    if config.target == ~"arm-linux-androideabi" {
+    if config.target == "arm-linux-androideabi".to_owned() {
         match config.mode{
             mode_debug_info => {
                 println!("arm-linux-androideabi debug-info \
@@ -296,10 +296,10 @@ pub fn is_test(config: &config, testfile: &Path) -> bool {
     // Pretty-printer does not work with .rc files yet
     let valid_extensions =
         match config.mode {
-          mode_pretty => vec!(~".rs"),
-          _ => vec!(~".rc", ~".rs")
+          mode_pretty => vec!(".rs".to_owned()),
+          _ => vec!(".rc".to_owned(), ".rs".to_owned())
         };
-    let invalid_prefixes = vec!(~".", ~"#", ~"~");
+    let invalid_prefixes = vec!(".".to_owned(), "#".to_owned(), "~".to_owned());
     let name = testfile.filename_str().unwrap();
 
     let mut valid = false;

trunk/src/compiletest/errors.rs

@@ -31,7 +31,7 @@ pub fn load_errors(testfile: &Path) -> Vec<ExpectedError> {
 
 fn parse_expected(line_num: uint, line: ~str) -> Vec<ExpectedError> {
     let line = line.trim();
-    let error_tag = ~"//~";
+    let error_tag = "//~".to_owned();
     let mut idx;
     match line.find_str(error_tag) {
       None => return Vec::new(),

trunk/src/compiletest/header.rs

@@ -112,10 +112,10 @@ pub fn load_props(testfile: &Path) -> TestProps {
 
 pub fn is_test_ignored(config: &config, testfile: &Path) -> bool {
     fn ignore_target(config: &config) -> ~str {
-        ~"ignore-" + util::get_os(config.target)
+        "ignore-".to_owned() + util::get_os(config.target)
     }
     fn ignore_stage(config: &config) -> ~str {
-        ~"ignore-" + config.stage_id.split('-').next().unwrap()
+        "ignore-".to_owned() + config.stage_id.split('-').next().unwrap()
     }
 
     let val = iter_header(testfile, |ln| {
@@ -149,23 +149,23 @@ fn iter_header(testfile: &Path, it: |&str| -> bool) -> bool {
 }
 
 fn parse_error_pattern(line: &str) -> Option<~str> {
-    parse_name_value_directive(line, ~"error-pattern")
+    parse_name_value_directive(line, "error-pattern".to_owned())
 }
 
 fn parse_aux_build(line: &str) -> Option<~str> {
-    parse_name_value_directive(line, ~"aux-build")
+    parse_name_value_directive(line, "aux-build".to_owned())
 }
 
 fn parse_compile_flags(line: &str) -> Option<~str> {
-    parse_name_value_directive(line, ~"compile-flags")
+    parse_name_value_directive(line, "compile-flags".to_owned())
 }
 
 fn parse_debugger_cmd(line: &str) -> Option<~str> {
-    parse_name_value_directive(line, ~"debugger")
+    parse_name_value_directive(line, "debugger".to_owned())
 }
 
 fn parse_check_line(line: &str) -> Option<~str> {
-    parse_name_value_directive(line, ~"check")
+    parse_name_value_directive(line, "check".to_owned())
 }
 
 fn parse_force_host(line: &str) -> bool {
@@ -181,12 +181,12 @@ fn parse_no_prefer_dynamic(line: &str) -> bool {
 }
 
 fn parse_exec_env(line: &str) -> Option<(~str, ~str)> {
-    parse_name_value_directive(line, ~"exec-env").map(|nv| {
+    parse_name_value_directive(line, "exec-env".to_owned()).map(|nv| {
         // nv is either FOO or FOO=BAR
         let mut strs: Vec<~str> = nv.splitn('=', 1).map(|s| s.to_owned()).collect();
 
         match strs.len() {
-          1u => (strs.pop().unwrap(), ~""),
+          1u => (strs.pop().unwrap(), "".to_owned()),
           2u => {
               let end = strs.pop().unwrap();
               (strs.pop().unwrap(), end)
@@ -197,7 +197,7 @@ fn parse_exec_env(line: &str) -> Option<(~str, ~str)> {
 }
 
 fn parse_pp_exact(line: &str, testfile: &Path) -> Option<Path> {
-    match parse_name_value_directive(line, ~"pp-exact") {
+    match parse_name_value_directive(line, "pp-exact".to_owned()) {
       Some(s) => Some(Path::new(s)),
       None => {
         if parse_name_directive(line, "pp-exact") {

trunk/src/compiletest/procsrv.rs

@@ -29,7 +29,7 @@ fn target_env(lib_path: &str, prog: &str) -> Vec<(~str, ~str)> {
         (k, new_v)
     }).collect();
     if prog.ends_with("rustc.exe") {
-        new_env.push((~"RUST_THREADS", ~"1"));
+        new_env.push(("RUST_THREADS".to_owned(), "1".to_owned()));
     }
     return new_env;
 }
@@ -49,7 +49,7 @@ fn target_env(lib_path: &str, prog: &str) -> Vec<(~str,~str)> {
     };
     let prev = match env.iter().position(|&(ref k, _)| k.as_slice() == var) {
         Some(i) => env.remove(i).unwrap().val1(),
-        None => ~"",
+        None => "".to_owned(),
     };
     env.push((var.to_owned(), if prev.is_empty() {
         lib_path + ":" + aux_path