2022-02-24 17:16:10 -06:00
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// compile-flags: -O -C no-prepopulate-passes
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2021-04-03 06:05:11 -05:00
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//
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2018-01-03 10:43:30 -06:00
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// ignore-arm
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2020-07-01 10:02:09 -05:00
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// ignore-aarch64
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2018-01-03 10:43:30 -06:00
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// ignore-mips
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// ignore-mips64
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// ignore-powerpc
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2018-03-18 20:34:32 -05:00
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// ignore-powerpc64
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2020-05-20 11:53:22 -05:00
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// ignore-riscv64 see codegen/riscv-abi
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2022-12-06 11:12:46 -06:00
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// ignore-s390x
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2019-07-07 13:19:19 -05:00
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// ignore-windows
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2023-04-14 04:42:08 -05:00
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// ignore-loongarch64
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2023-07-01 14:52:39 -05:00
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// ignore-wasm32-bare
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2018-01-03 10:43:30 -06:00
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// See repr-transparent.rs
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2020-01-10 17:53:54 -06:00
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#![feature(transparent_unions)]
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2019-05-22 09:31:09 -05:00
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2018-01-03 10:43:30 -06:00
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#![crate_type="lib"]
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2019-05-22 09:31:09 -05:00
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#[derive(Clone, Copy)]
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2018-01-03 10:43:30 -06:00
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#[repr(C)]
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2019-05-22 09:31:09 -05:00
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pub struct BigS([u32; 16]);
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#[repr(transparent)]
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pub struct TsBigS(BigS);
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#[repr(transparent)]
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pub union TuBigS {
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field: BigS,
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}
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2018-01-03 10:43:30 -06:00
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#[repr(transparent)]
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2019-05-22 09:31:09 -05:00
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pub enum TeBigS {
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Variant(BigS),
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}
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_BigS({{%BigS\*|ptr}} [[BIGS_RET_ATTRS1:.*]] sret(%BigS) [[BIGS_RET_ATTRS2:.*]], {{%BigS\*|ptr}} [[BIGS_ARG_ATTRS1:.*]] byval(%BigS) [[BIGS_ARG_ATTRS2:.*]])
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2019-05-22 09:31:09 -05:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_BigS(_: BigS) -> BigS { loop {} }
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2019-05-22 09:31:09 -05:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TsBigS({{%TsBigS\*|ptr}} [[BIGS_RET_ATTRS1]] sret(%TsBigS) [[BIGS_RET_ATTRS2]], {{%TsBigS\*|ptr}} [[BIGS_ARG_ATTRS1]] byval(%TsBigS) [[BIGS_ARG_ATTRS2:.*]])
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2019-05-22 09:31:09 -05:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TsBigS(_: TsBigS) -> TsBigS { loop {} }
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2018-01-03 10:43:30 -06:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TuBigS({{%TuBigS\*|ptr}} [[BIGS_RET_ATTRS1]] sret(%TuBigS) [[BIGS_RET_ATTRS2]], {{%TuBigS\*|ptr}} [[BIGS_ARG_ATTRS1]] byval(%TuBigS) [[BIGS_ARG_ATTRS2:.*]])
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2018-01-03 10:43:30 -06:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TuBigS(_: TuBigS) -> TuBigS { loop {} }
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2018-01-03 10:43:30 -06:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TeBigS({{%"TeBigS::Variant"\*|ptr}} [[BIGS_RET_ATTRS1]] sret(%"TeBigS::Variant") [[BIGS_RET_ATTRS2]], {{%"TeBigS::Variant"\*|ptr}} [[BIGS_ARG_ATTRS1]] byval(%"TeBigS::Variant") [[BIGS_ARG_ATTRS2]])
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2018-01-03 10:43:30 -06:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TeBigS(_: TeBigS) -> TeBigS { loop {} }
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2018-01-03 10:43:30 -06:00
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2019-05-22 09:31:09 -05:00
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#[derive(Clone, Copy)]
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2018-01-03 10:43:30 -06:00
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#[repr(C)]
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pub union BigU {
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foo: [u32; 16],
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}
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#[repr(transparent)]
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2019-05-22 09:31:09 -05:00
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pub struct TsBigU(BigU);
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#[repr(transparent)]
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pub union TuBigU {
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field: BigU,
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}
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#[repr(transparent)]
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pub enum TeBigU {
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Variant(BigU),
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}
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2018-01-03 10:43:30 -06:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_BigU({{%BigU\*|ptr}} [[BIGU_RET_ATTRS1:.*]] sret(%BigU) [[BIGU_RET_ATTRS2:.*]], {{%BigU\*|ptr}} [[BIGU_ARG_ATTRS1:.*]] byval(%BigU) [[BIGU_ARG_ATTRS2:.*]])
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2018-01-03 10:43:30 -06:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_BigU(_: BigU) -> BigU { loop {} }
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2018-01-03 10:43:30 -06:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TsBigU({{%TsBigU\*|ptr}} [[BIGU_RET_ATTRS1:.*]] sret(%TsBigU) [[BIGU_RET_ATTRS2:.*]], {{%TsBigU\*|ptr}} [[BIGU_ARG_ATTRS1]] byval(%TsBigU) [[BIGU_ARG_ATTRS2]])
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2019-05-22 09:31:09 -05:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TsBigU(_: TsBigU) -> TsBigU { loop {} }
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2019-05-22 09:31:09 -05:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TuBigU({{%TuBigU\*|ptr}} [[BIGU_RET_ATTRS1]] sret(%TuBigU) [[BIGU_RET_ATTRS2:.*]], {{%TuBigU\*|ptr}} [[BIGU_ARG_ATTRS1]] byval(%TuBigU) [[BIGU_ARG_ATTRS2]])
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2019-05-22 09:31:09 -05:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TuBigU(_: TuBigU) -> TuBigU { loop {} }
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2019-05-22 09:31:09 -05:00
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2022-02-21 04:21:23 -06:00
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// CHECK: define{{.*}}void @test_TeBigU({{%"TeBigU::Variant"\*|ptr}} [[BIGU_RET_ATTRS1]] sret(%"TeBigU::Variant") [[BIGU_RET_ATTRS2:.*]], {{%"TeBigU::Variant"\*|ptr}} [[BIGU_ARG_ATTRS1]] byval(%"TeBigU::Variant") [[BIGU_ARG_ATTRS2]])
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2018-01-03 10:43:30 -06:00
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#[no_mangle]
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2020-09-01 16:28:11 -05:00
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pub extern "C" fn test_TeBigU(_: TeBigU) -> TeBigU { loop {} }
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