Auto merge of #30929 - Manishearth:rollup, r=Manishearth

- Successful merges: #30591, #30781, #30836, #30864, #30896, #30898, #30908, #30921, #30925
- Failed merges:

Author: bors

configure

@@ -499,13 +499,18 @@ case $CFG_CPUTYPE in
         CFG_CPUTYPE=aarch64
         ;;
 
-    # At some point, when ppc64[le] support happens, this will need to do
-    # something clever. For now it's safe to assume that we're only ever
-    # interested in building 32 bit.
-    powerpc | ppc | ppc64)
+    powerpc | ppc)
         CFG_CPUTYPE=powerpc
         ;;
 
+    powerpc64 | ppc64)
+        CFG_CPUTYPE=powerpc64
+        ;;
+
+    powerpc64le | ppc64le)
+        CFG_CPUTYPE=powerpc64le
+        ;;
+
     x86_64 | x86-64 | x64 | amd64)
         CFG_CPUTYPE=x86_64
         ;;

mk/cfg/powerpc64-unknown-linux-gnu.mk

@@ -0,0 +1,24 @@
+# powerpc64-unknown-linux-gnu configuration
+CROSS_PREFIX_powerpc64-unknown-linux-gnu=powerpc64-linux-gnu-
+CC_powerpc64-unknown-linux-gnu=$(CC)
+CXX_powerpc64-unknown-linux-gnu=$(CXX)
+CPP_powerpc64-unknown-linux-gnu=$(CPP)
+AR_powerpc64-unknown-linux-gnu=$(AR)
+CFG_LIB_NAME_powerpc64-unknown-linux-gnu=lib$(1).so
+CFG_STATIC_LIB_NAME_powerpc64-unknown-linux-gnu=lib$(1).a
+CFG_LIB_GLOB_powerpc64-unknown-linux-gnu=lib$(1)-*.so
+CFG_LIB_DSYM_GLOB_powerpc64-unknown-linux-gnu=lib$(1)-*.dylib.dSYM
+CFG_CFLAGS_powerpc64-unknown-linux-gnu := -m64 $(CFLAGS)
+CFG_GCCISH_CFLAGS_powerpc64-unknown-linux-gnu := -Wall -Werror -g -fPIC -m64 $(CFLAGS)
+CFG_GCCISH_CXXFLAGS_powerpc64-unknown-linux-gnu := -fno-rtti $(CXXFLAGS)
+CFG_GCCISH_LINK_FLAGS_powerpc64-unknown-linux-gnu := -shared -fPIC -ldl -pthread  -lrt -g -m64
+CFG_GCCISH_DEF_FLAG_powerpc64-unknown-linux-gnu := -Wl,--export-dynamic,--dynamic-list=
+CFG_LLC_FLAGS_powerpc64-unknown-linux-gnu :=
+CFG_INSTALL_NAME_powerpc64-unknown-linux-gnu =
+CFG_EXE_SUFFIX_powerpc64-unknown-linux-gnu =
+CFG_WINDOWSY_powerpc64-unknown-linux-gnu :=
+CFG_UNIXY_powerpc64-unknown-linux-gnu := 1
+CFG_LDPATH_powerpc64-unknown-linux-gnu :=
+CFG_RUN_powerpc64-unknown-linux-gnu=$(2)
+CFG_RUN_TARG_powerpc64-unknown-linux-gnu=$(call CFG_RUN_powerpc64-unknown-linux-gnu,,$(2))
+CFG_GNU_TRIPLE_powerpc64-unknown-linux-gnu := powerpc64-unknown-linux-gnu

mk/cfg/powerpc64le-unknown-linux-gnu.mk

@@ -0,0 +1,24 @@
+# powerpc64le-unknown-linux-gnu configuration
+CROSS_PREFIX_powerpc64le-unknown-linux-gnu=powerpc64le-linux-gnu-
+CC_powerpc64le-unknown-linux-gnu=$(CC)
+CXX_powerpc64le-unknown-linux-gnu=$(CXX)
+CPP_powerpc64le-unknown-linux-gnu=$(CPP)
+AR_powerpc64le-unknown-linux-gnu=$(AR)
+CFG_LIB_NAME_powerpc64le-unknown-linux-gnu=lib$(1).so
+CFG_STATIC_LIB_NAME_powerpc64le-unknown-linux-gnu=lib$(1).a
+CFG_LIB_GLOB_powerpc64le-unknown-linux-gnu=lib$(1)-*.so
+CFG_LIB_DSYM_GLOB_powerpc64le-unknown-linux-gnu=lib$(1)-*.dylib.dSYM
+CFG_CFLAGS_powerpc64le-unknown-linux-gnu := -m64 $(CFLAGS)
+CFG_GCCISH_CFLAGS_powerpc64le-unknown-linux-gnu := -Wall -Werror -g -fPIC -m64 $(CFLAGS)
+CFG_GCCISH_CXXFLAGS_powerpc64le-unknown-linux-gnu := -fno-rtti $(CXXFLAGS)
+CFG_GCCISH_LINK_FLAGS_powerpc64le-unknown-linux-gnu := -shared -fPIC -ldl -pthread  -lrt -g -m64
+CFG_GCCISH_DEF_FLAG_powerpc64le-unknown-linux-gnu := -Wl,--export-dynamic,--dynamic-list=
+CFG_LLC_FLAGS_powerpc64le-unknown-linux-gnu :=
+CFG_INSTALL_NAME_powerpc64le-unknown-linux-gnu =
+CFG_EXE_SUFFIX_powerpc64le-unknown-linux-gnu =
+CFG_WINDOWSY_powerpc64le-unknown-linux-gnu :=
+CFG_UNIXY_powerpc64le-unknown-linux-gnu := 1
+CFG_LDPATH_powerpc64le-unknown-linux-gnu :=
+CFG_RUN_powerpc64le-unknown-linux-gnu=$(2)
+CFG_RUN_TARG_powerpc64le-unknown-linux-gnu=$(call CFG_RUN_powerpc64le-unknown-linux-gnu,,$(2))
+CFG_GNU_TRIPLE_powerpc64le-unknown-linux-gnu := powerpc64le-unknown-linux-gnu

src/compiletest/util.rs

@@ -38,6 +38,8 @@ const ARCH_TABLE: &'static [(&'static str, &'static str)] = &[
     ("mips", "mips"),
     ("msp430", "msp430"),
     ("powerpc", "powerpc"),
+    ("powerpc64", "powerpc64"),
+    ("powerpc64le", "powerpc64le"),
     ("s390x", "systemz"),
     ("sparc", "sparc"),
     ("x86_64", "x86_64"),

src/doc/book/crates-and-modules.md

@@ -2,7 +2,7 @@
 
 When a project starts getting large, it’s considered good software
 engineering practice to split it up into a bunch of smaller pieces, and then
-fit them together. It’s also important to have a well-defined interface, so
+fit them together. It is also important to have a well-defined interface, so
 that some of your functionality is private, and some is public. To facilitate
 these kinds of things, Rust has a module system.
 

src/doc/book/getting-started.md

@@ -505,9 +505,11 @@ Cargo checks to see if any of your project’s files have been modified, and onl
 rebuilds your project if they’ve changed since the last time you built it.
 
 With simple projects, Cargo doesn't bring a whole lot over just using `rustc`,
-but it will become useful in future. With complex projects composed of multiple
-crates, it’s much easier to let Cargo coordinate the build. With Cargo, you can
-run `cargo build`, and it should work the right way.
+but it will become useful in future. This is especially true when you start
+using crates; these are synonymous with a ‘library’ or ‘package’ in other
+programming languages. For complex projects composed of multiple crates, it’s
+much easier to let Cargo coordinate the build. Using Cargo, you can run `cargo
+build`, and it should work the right way.
 
 ## Building for Release
 

src/doc/reference.md

@@ -2044,7 +2044,7 @@ The following configurations must be defined by the implementation:
   production.  For example, it controls the behavior of the standard library's
   `debug_assert!` macro.
 * `target_arch = "..."` - Target CPU architecture, such as `"x86"`, `"x86_64"`
-  `"mips"`, `"powerpc"`, `"arm"`, or `"aarch64"`.
+  `"mips"`, `"powerpc"`, `"powerpc64"`, `"powerpc64le"`, `"arm"`, or `"aarch64"`.
 * `target_endian = "..."` - Endianness of the target CPU, either `"little"` or
   `"big"`.
 * `target_env = ".."` - An option provided by the compiler by default

src/liballoc_jemalloc/lib.rs

@@ -55,7 +55,9 @@ extern "C" {
 const MIN_ALIGN: usize = 8;
 #[cfg(all(any(target_arch = "x86",
               target_arch = "x86_64",
-              target_arch = "aarch64")))]
+              target_arch = "aarch64",
+              target_arch = "powerpc64",
+              target_arch = "powerpc64le")))]
 const MIN_ALIGN: usize = 16;
 
 // MALLOCX_ALIGN(a) macro

src/liballoc_system/lib.rs

@@ -29,7 +29,9 @@ extern crate libc;
               target_arch = "arm",
               target_arch = "mips",
               target_arch = "mipsel",
-              target_arch = "powerpc")))]
+              target_arch = "powerpc",
+              target_arch = "powerpc64",
+              target_arch = "powerpc64le")))]
 const MIN_ALIGN: usize = 8;
 #[cfg(all(any(target_arch = "x86_64",
               target_arch = "aarch64")))]

src/librustc/lint/builtin.rs

@@ -16,9 +16,6 @@
 
 use lint::{LintPass, LateLintPass, LintArray};
 
-// name of the future-incompatible group
-pub const FUTURE_INCOMPATIBLE: &'static str = "future_incompatible";
-
 declare_lint! {
     pub CONST_ERR,
     Warn,