compiler/rustc_target/src/spec/i686_uwp_windows_gnu.rs


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use crate::spec::{FramePointer, LinkerFlavor, Target};

pub fn target() -> Target {
    let mut base = super::windows_uwp_gnu_base::opts();
    base.cpu = "pentium4".into();
    base.max_atomic_width = Some(64);
    base.frame_pointer = FramePointer::Always; // Required for backtraces

    // Mark all dynamic libraries and executables as compatible with the larger 4GiB address
    // space available to x86 Windows binaries on x86_64.
    base.add_pre_link_args(LinkerFlavor::Ld, &["-m", "i386pe", "--large-address-aware"]);
    base.add_pre_link_args(LinkerFlavor::Gcc, &["-Wl,--large-address-aware"]);

    Target {
        llvm_target: "i686-pc-windows-gnu".into(),
        pointer_width: 32,
        data_layout: "e-m:x-p:32:32-p270:32:32-p271:32:32-p272:64:64-\
            i64:64-f80:32-n8:16:32-a:0:32-S32"
            .into(),
        arch: "x86".into(),
        options: base,
    }
}