| //@ build-pass |
| //@ ignore-backends: gcc |
| //@ add-minicore |
| //@ min-llvm-version: 22 |
| // |
| //@ revisions: i686 |
| //@[i686] compile-flags: --target i686-unknown-linux-gnu |
| //@[i686] needs-llvm-components: x86 |
| //@ revisions: x86-64 |
| //@[x86-64] compile-flags: --target x86_64-unknown-linux-gnu |
| //@[x86-64] needs-llvm-components: x86 |
| //@ revisions: x86-64-win |
| //@[x86-64-win] compile-flags: --target x86_64-pc-windows-msvc |
| //@[x86-64-win] needs-llvm-components: x86 |
| //@ revisions: arm |
| //@[arm] compile-flags: --target arm-unknown-linux-gnueabi |
| //@[arm] needs-llvm-components: arm |
| //@ revisions: thumb |
| //@[thumb] compile-flags: --target thumbv8m.main-none-eabi |
| //@[thumb] needs-llvm-components: arm |
| //@ revisions: aarch64 |
| //@[aarch64] compile-flags: --target aarch64-unknown-linux-gnu |
| //@[aarch64] needs-llvm-components: aarch64 |
| //@ revisions: s390x |
| //@[s390x] compile-flags: --target s390x-unknown-linux-gnu |
| //@[s390x] needs-llvm-components: systemz |
| //@ revisions: sparc |
| //@[sparc] compile-flags: --target sparc-unknown-linux-gnu |
| //@[sparc] needs-llvm-components: sparc |
| //@ revisions: sparc64 |
| //@[sparc64] compile-flags: --target sparc64-unknown-linux-gnu |
| //@[sparc64] needs-llvm-components: sparc |
| //@ revisions: powerpc64 |
| //@[powerpc64] compile-flags: --target powerpc64-unknown-linux-gnu |
| //@[powerpc64] needs-llvm-components: powerpc |
| //@ revisions: loongarch32 |
| //@[loongarch32] compile-flags: --target loongarch32-unknown-none |
| //@[loongarch32] needs-llvm-components: loongarch |
| //@ revisions: loongarch64 |
| //@[loongarch64] compile-flags: --target loongarch64-unknown-linux-gnu |
| //@[loongarch64] needs-llvm-components: loongarch |
| //@ revisions: bpf |
| //@[bpf] compile-flags: --target bpfeb-unknown-none |
| //@[bpf] needs-llvm-components: bpf |
| //@ revisions: m68k |
| //@[m68k] compile-flags: --target m68k-unknown-linux-gnu |
| //@[m68k] needs-llvm-components: m68k |
| //@ revisions: nvptx64 |
| //@[nvptx64] compile-flags: --target nvptx64-nvidia-cuda |
| //@[nvptx64] needs-llvm-components: nvptx |
| // |
| // Riscv does not support byval in LLVM 22 (but wil in LLVM 23) |
| // |
| // //@ revisions: riscv |
| // //@[riscv] compile-flags: --target riscv64gc-unknown-linux-gnu |
| // //@[riscv] needs-llvm-components: riscv |
| // |
| // Wasm needs a special target feature. |
| // |
| //@ revisions: wasm |
| //@[wasm] compile-flags: --target wasm32-unknown-unknown -Ctarget-feature=+tail-call |
| //@[wasm] needs-llvm-components: webassembly |
| //@ revisions: wasip1 |
| //@[wasip1] compile-flags: --target wasm32-wasip1 -Ctarget-feature=+tail-call |
| //@[wasip1] needs-llvm-components: webassembly |
| // |
| // Failing cases (just zero support) |
| // |
| // //@ revisions: powerpc |
| // //@[powerpc] compile-flags: --target powerpc-unknown-linux-gnu |
| // //@[powerpc] needs-llvm-components: powerpc |
| // //@ revisions: aix |
| // //@[aix] compile-flags: --target powerpc64-ibm-aix |
| // //@[aix] needs-llvm-components: powerpc |
| // //@ revisions: csky |
| // //@[csky] compile-flags: --target csky-unknown-linux-gnuabiv2 |
| // //@[csky] needs-llvm-components: csky |
| // //@ revisions: mips |
| // //@[mips] compile-flags: --target mips-unknown-linux-gnu |
| // //@[mips] needs-llvm-components: mips |
| // //@ revisions: mips64 |
| // //@[mips64] compile-flags: --target mips64-unknown-linux-gnuabi64 |
| // //@[mips64] needs-llvm-components: mips |
| #![feature(no_core, explicit_tail_calls)] |
| #![expect(incomplete_features)] |
| #![no_core] |
| #![crate_type = "lib"] |
| |
| extern crate minicore; |
| use minicore::*; |
| |
| #[repr(C)] |
| struct PassedByVal { |
| a: u64, |
| b: u64, |
| c: u64, |
| d: u64, |
| } |
| |
| #[inline(never)] |
| extern "C" fn callee(x: PassedByVal) -> PassedByVal { |
| x |
| } |
| |
| #[unsafe(no_mangle)] |
| extern "C" fn byval(x: PassedByVal) -> PassedByVal { |
| become callee(x); |
| } |
