Merge pull request #18 from rust-lang/master

Sync to rust-lang/libc master

Author: BaoshanPang

ci/build.sh

@@ -2,6 +2,8 @@
 
 # Checks that libc builds properly for all supported targets on a particular
 # Rust version:
+# The FILTER environment variable can be used to select which target(s) to build.
+# For example: set FILTER to vxworks to select the targets that has vxworks in name
 
 set -ex
 
@@ -176,7 +178,9 @@ case "${OS}" in
 esac
 
 for TARGET in $TARGETS; do
-    test_target build "$TARGET"
+    if echo "$TARGET"|grep -q "$FILTER";then
+        test_target build "$TARGET"
+    fi
 done
 
 # FIXME: https://github.com/rust-lang/rust/issues/58564
@@ -237,7 +241,9 @@ powerpc64-wrs-vxworks \
 
 if [ "${RUST}" = "nightly" ] && [ "${OS}" = "linux" ]; then
     for TARGET in $RUST_LINUX_NO_CORE_TARGETS; do
-        test_target xbuild "$TARGET" 1
+        if echo "$TARGET"|grep -q "$FILTER";then
+            test_target xbuild "$TARGET" 1
+        fi
     done
 
     # Nintendo switch

src/unix/bsd/apple/b32/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(16))]
-pub struct max_align_t([f64; 2]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 2]
+    }
+}

src/unix/bsd/apple/b64/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(16))]
-pub struct max_align_t([f64; 2]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 2]
+    }
+}

src/unix/bsd/freebsdlike/freebsd/x86_64/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(16))]
-pub struct max_align_t([f64; 4]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}

src/unix/linux_like/android/b32/x86/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(8))]
-pub struct max_align_t([f64; 2]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [f64; 2]
+    }
+}

src/unix/linux_like/android/b64/aarch64/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(16))]
-pub struct max_align_t([f32; 8]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f32; 8]
+    }
+}

src/unix/linux_like/android/b64/x86_64/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(16))]
-pub struct max_align_t([f64; 4]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(16))]
+    pub struct max_align_t {
+        priv_: [f64; 4]
+    }
+}

src/unix/linux_like/emscripten/align.rs

@@ -1,10 +1,7 @@
 macro_rules! expand_align {
     () => {
-        #[derive(Copy, Clone, Debug, PartialEq)]
-        #[repr(C, align(8))]
-        pub struct max_align_t([f64; 2]);
-
         s! {
+            #[allow(missing_debug_implementations)]
             #[repr(align(4))]
             pub struct pthread_mutex_t {
                 size: [u8; ::__SIZEOF_PTHREAD_MUTEX_T],
@@ -39,6 +36,13 @@ macro_rules! expand_align {
             pub struct pthread_cond_t {
                 size: [u8; ::__SIZEOF_PTHREAD_COND_T],
             }
+
+            #[allow(missing_debug_implementations)]
+            #[repr(align(8))]
+            pub struct max_align_t {
+                priv_: [f64; 2]
+            }
+
         }
 
         cfg_if! {

src/unix/linux_like/linux/gnu/b32/arm/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(8))]
-pub struct max_align_t([i64; 2]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [i64; 2]
+    }
+}

src/unix/linux_like/linux/gnu/b32/mips/align.rs

@@ -1,3 +1,7 @@
-#[derive(Copy, Clone, Debug, PartialEq)]
-#[repr(C, align(8))]
-pub struct max_align_t([f32; 4]);
+s_no_extra_traits! {
+    #[allow(missing_debug_implementations)]
+    #[repr(align(8))]
+    pub struct max_align_t {
+        priv_: [f32; 4]
+    }
+}