diff options
Diffstat (limited to 'tests/codegen/intrinsics/transmute.rs')
| -rw-r--r-- | tests/codegen/intrinsics/transmute.rs | 37 |
1 files changed, 20 insertions, 17 deletions
diff --git a/tests/codegen/intrinsics/transmute.rs b/tests/codegen/intrinsics/transmute.rs index e375724bc1b..c9a1cd58af3 100644 --- a/tests/codegen/intrinsics/transmute.rs +++ b/tests/codegen/intrinsics/transmute.rs @@ -29,28 +29,28 @@ pub struct Aggregate8(u8); // CHECK-LABEL: @check_bigger_size( #[no_mangle] pub unsafe fn check_bigger_size(x: u16) -> u32 { - // CHECK: call void @llvm.assume(i1 false) + // CHECK: store i1 true, ptr poison, align 1 transmute_unchecked(x) } // CHECK-LABEL: @check_smaller_size( #[no_mangle] pub unsafe fn check_smaller_size(x: u32) -> u16 { - // CHECK: call void @llvm.assume(i1 false) + // CHECK: store i1 true, ptr poison, align 1 transmute_unchecked(x) } // CHECK-LABEL: @check_smaller_array( #[no_mangle] pub unsafe fn check_smaller_array(x: [u32; 7]) -> [u32; 3] { - // CHECK: call void @llvm.assume(i1 false) + // CHECK: store i1 true, ptr poison, align 1 transmute_unchecked(x) } // CHECK-LABEL: @check_bigger_array( #[no_mangle] pub unsafe fn check_bigger_array(x: [u32; 3]) -> [u32; 7] { - // CHECK: call void @llvm.assume(i1 false) + // CHECK: store i1 true, ptr poison, align 1 transmute_unchecked(x) } @@ -58,9 +58,9 @@ pub unsafe fn check_bigger_array(x: [u32; 3]) -> [u32; 7] { #[no_mangle] #[custom_mir(dialect = "runtime", phase = "optimized")] pub unsafe fn check_to_empty_array(x: [u32; 5]) -> [u32; 0] { - // CHECK-NOT: trap - // CHECK: call void @llvm.trap - // CHECK-NOT: trap + // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 + // CHECK-NEXT: ret void mir! { { RET = CastTransmute(x); @@ -73,9 +73,9 @@ pub unsafe fn check_to_empty_array(x: [u32; 5]) -> [u32; 0] { #[no_mangle] #[custom_mir(dialect = "runtime", phase = "optimized")] pub unsafe fn check_from_empty_array(x: [u32; 0]) -> [u32; 5] { - // CHECK-NOT: call - // CHECK: call void @llvm.assume(i1 false) - // CHECK-NOT: call + // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 + // CHECK-NEXT: ret void mir! { { RET = CastTransmute(x); @@ -88,9 +88,9 @@ pub unsafe fn check_from_empty_array(x: [u32; 0]) -> [u32; 5] { #[no_mangle] #[custom_mir(dialect = "runtime", phase = "optimized")] pub unsafe fn check_to_uninhabited(x: u16) { - // CHECK-NOT: trap - // CHECK: call void @llvm.trap - // CHECK-NOT: trap + // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 + // CHECK-NEXT: ret void mir! { let temp: BigNever; { @@ -104,7 +104,9 @@ pub unsafe fn check_to_uninhabited(x: u16) { #[no_mangle] #[custom_mir(dialect = "runtime", phase = "optimized")] pub unsafe fn check_from_uninhabited(x: BigNever) -> u16 { - // CHECK: ret i16 poison + // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 + // CHECK-NEXT: ret i16 poison mir! { { RET = CastTransmute(x); @@ -401,9 +403,9 @@ pub unsafe fn check_issue_109992(x: ()) -> [(); 1] { pub unsafe fn check_unit_to_never(x: ()) { // This uses custom MIR to avoid MIR optimizations having removed ZST ops. - // CHECK-NOT: trap - // CHECK: call void @llvm.trap - // CHECK-NOT: trap + // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 + // CHECK-NEXT: ret void mir! { let temp: ZstNever; { @@ -420,6 +422,7 @@ pub unsafe fn check_unit_from_never(x: ZstNever) -> () { // This uses custom MIR to avoid MIR optimizations having removed ZST ops. // CHECK: start + // CHECK-NEXT: store i1 true, ptr poison, align 1 // CHECK-NEXT: ret void mir! { { |