Auto merge of rust-lang#136774 - Urgau:rollup-cm061qo, r=Urgau

Rollup of 5 pull requests

Successful merges:

 - rust-lang#134999 (Add cygwin target.)
 - rust-lang#135488 (Stabilize `vec_pop_if`)
 - rust-lang#136068 (crashes: more tests)
 - rust-lang#136694 (Update minifier version to `0.3.4`)
 - rust-lang#136760 (Fix unwrap error in overflowing int literal)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

Cargo.lock

@@ -2322,9 +2322,9 @@ dependencies = [
 
 [[package]]
 name = "minifier"
-version = "0.3.2"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd559bbf5d350ac7f2c1cf92ed71a869b847a92bce0c1318b47932a5b5f65cdd"
+checksum = "1cf47565b1430f5fe6c81d3afcb4b835271348d7eb35294a4d592e38dd09ea22"
 
 [[package]]
 name = "minimal-lexical"

compiler/rustc_lint/src/types.rs

@@ -543,7 +543,11 @@ impl<'tcx> LateLintPass<'tcx> for TypeLimits {
         lit: &'tcx hir::Lit,
         negated: bool,
     ) {
-        lint_literal(cx, self, hir_id, lit.span, lit, negated)
+        if negated {
+            self.negated_expr_id = Some(hir_id);
+            self.negated_expr_span = Some(lit.span);
+        }
+        lint_literal(cx, self, hir_id, lit.span, lit, negated);
     }
 
     fn check_expr(&mut self, cx: &LateContext<'tcx>, e: &'tcx hir::Expr<'tcx>) {

compiler/rustc_lint/src/types/literal.rs

@@ -250,12 +250,11 @@ fn lint_int_literal<'tcx>(
     lit: &hir::Lit,
     t: ty::IntTy,
     v: u128,
-    negated: bool,
 ) {
     let int_type = t.normalize(cx.sess().target.pointer_width);
     let (min, max) = int_ty_range(int_type);
     let max = max as u128;
-    let negative = negated ^ (type_limits.negated_expr_id == Some(hir_id));
+    let negative = type_limits.negated_expr_id == Some(hir_id);
 
     // Detect literal value out of range [min, max] inclusive
     // avoiding use of -min to prevent overflow/panic
@@ -374,7 +373,7 @@ pub(crate) fn lint_literal<'tcx>(
         ty::Int(t) => {
             match lit.node {
                 ast::LitKind::Int(v, ast::LitIntType::Signed(_) | ast::LitIntType::Unsuffixed) => {
-                    lint_int_literal(cx, type_limits, hir_id, span, lit, t, v.get(), negated)
+                    lint_int_literal(cx, type_limits, hir_id, span, lit, t, v.get())
                 }
                 _ => bug!(),
             };

compiler/rustc_target/src/spec/base/cygwin.rs

@@ -0,0 +1,45 @@
+use std::borrow::Cow;
+
+use crate::spec::{Cc, DebuginfoKind, LinkerFlavor, Lld, SplitDebuginfo, TargetOptions, cvs};
+
+pub(crate) fn opts() -> TargetOptions {
+    let mut pre_link_args = TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), &[
+        "--disable-dynamicbase",
+        "--enable-auto-image-base",
+    ]);
+    crate::spec::add_link_args(&mut pre_link_args, LinkerFlavor::Gnu(Cc::Yes, Lld::No), &[
+        "-Wl,--disable-dynamicbase",
+        "-Wl,--enable-auto-image-base",
+    ]);
+    let cygwin_libs = &["-lcygwin", "-lgcc", "-lcygwin", "-luser32", "-lkernel32", "-lgcc_s"];
+    let mut late_link_args =
+        TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), cygwin_libs);
+    crate::spec::add_link_args(
+        &mut late_link_args,
+        LinkerFlavor::Gnu(Cc::Yes, Lld::No),
+        cygwin_libs,
+    );
+    TargetOptions {
+        os: "cygwin".into(),
+        vendor: "pc".into(),
+        // FIXME(#13846) this should be enabled for cygwin
+        function_sections: false,
+        linker: Some("gcc".into()),
+        dynamic_linking: true,
+        dll_prefix: "".into(),
+        dll_suffix: ".dll".into(),
+        exe_suffix: ".exe".into(),
+        families: cvs!["unix"],
+        is_like_windows: true,
+        allows_weak_linkage: false,
+        pre_link_args,
+        late_link_args,
+        abi_return_struct_as_int: true,
+        emit_debug_gdb_scripts: false,
+        requires_uwtable: true,
+        eh_frame_header: false,
+        debuginfo_kind: DebuginfoKind::Dwarf,
+        supported_split_debuginfo: Cow::Borrowed(&[SplitDebuginfo::Off]),
+        ..Default::default()
+    }
+}

compiler/rustc_target/src/spec/base/mod.rs

@@ -3,6 +3,7 @@ pub(crate) mod android;
 pub(crate) mod apple;
 pub(crate) mod avr_gnu;
 pub(crate) mod bpf;
+pub(crate) mod cygwin;
 pub(crate) mod dragonfly;
 pub(crate) mod freebsd;
 pub(crate) mod fuchsia;

compiler/rustc_target/src/spec/mod.rs

@@ -2018,6 +2018,7 @@ supported_targets! {
     ("riscv64imac-unknown-nuttx-elf", riscv64imac_unknown_nuttx_elf),
     ("riscv64gc-unknown-nuttx-elf", riscv64gc_unknown_nuttx_elf),
 
+    ("x86_64-pc-cygwin", x86_64_pc_cygwin),
 }
 
 /// Cow-Vec-Str: Cow<'static, [Cow<'static, str>]>
@@ -2999,8 +3000,8 @@ impl Target {
         );
         check_eq!(
             self.is_like_windows,
-            self.os == "windows" || self.os == "uefi",
-            "`is_like_windows` must be set if and only if `os` is `windows` or `uefi`"
+            self.os == "windows" || self.os == "uefi" || self.os == "cygwin",
+            "`is_like_windows` must be set if and only if `os` is `windows`, `uefi` or `cygwin`"
         );
         check_eq!(
             self.is_like_wasm,

compiler/rustc_target/src/spec/targets/x86_64_pc_cygwin.rs

@@ -0,0 +1,24 @@
+use crate::spec::{Cc, LinkerFlavor, Lld, Target, base};
+
+pub(crate) fn target() -> Target {
+    let mut base = base::cygwin::opts();
+    base.cpu = "x86-64".into();
+    base.add_pre_link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), &["-m", "i386pep"]);
+    base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]);
+    base.max_atomic_width = Some(64);
+    base.linker = Some("x86_64-pc-cygwin-gcc".into());
+    Target {
+        llvm_target: "x86_64-pc-cygwin".into(),
+        pointer_width: 64,
+        data_layout:
+            "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128".into(),
+        arch: "x86_64".into(),
+        options: base,
+        metadata: crate::spec::TargetMetadata {
+            description: Some("64-bit x86 Cygwin".into()),
+            tier: Some(3),
+            host_tools: Some(false),
+            std: None,
+        },
+    }
+}

library/alloc/src/lib.rs

@@ -156,7 +156,6 @@
 #![feature(unicode_internals)]
 #![feature(unsize)]
 #![feature(unwrap_infallible)]
-#![feature(vec_pop_if)]
 // tidy-alphabetical-end
 //
 // Language features:

library/alloc/src/vec/mod.rs

@@ -2519,16 +2519,14 @@ impl<T, A: Allocator> Vec<T, A> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(vec_pop_if)]
-    ///
     /// let mut vec = vec![1, 2, 3, 4];
     /// let pred = |x: &mut i32| *x % 2 == 0;
     ///
     /// assert_eq!(vec.pop_if(pred), Some(4));
     /// assert_eq!(vec, [1, 2, 3]);
     /// assert_eq!(vec.pop_if(pred), None);
     /// ```
-    #[unstable(feature = "vec_pop_if", issue = "122741")]
+    #[stable(feature = "vec_pop_if", since = "CURRENT_RUSTC_VERSION")]
     pub fn pop_if(&mut self, predicate: impl FnOnce(&mut T) -> bool) -> Option<T> {
         let last = self.last_mut()?;
         if predicate(last) { self.pop() } else { None }

library/alloc/tests/lib.rs

@@ -37,7 +37,6 @@
 #![feature(local_waker)]
 #![feature(str_as_str)]
 #![feature(strict_provenance_lints)]
-#![feature(vec_pop_if)]
 #![feature(vec_deque_pop_if)]
 #![feature(unique_rc_arc)]
 #![feature(macro_metavar_expr_concat)]