diff --git a/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-abort.mir b/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-abort.mir new file mode 100644 index 000000000000..b29662dfa613 --- /dev/null +++ b/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-abort.mir @@ -0,0 +1,37 @@ +// MIR for `option_direct` after PreCodegen + +fn option_direct(_1: Option) -> Option { + debug x => _1; + let mut _0: std::option::Option; + let mut _2: isize; + let _3: u32; + let mut _4: u32; + scope 1 { + debug x => _3; + } + + bb0: { + _2 = discriminant(_1); + switchInt(move _2) -> [0: bb1, 1: bb2, otherwise: bb4]; + } + + bb1: { + _0 = Option::::None; + goto -> bb3; + } + + bb2: { + _3 = copy ((_1 as Some).0: u32); + _4 = Not(copy _3); + _0 = Option::::Some(move _4); + goto -> bb3; + } + + bb3: { + return; + } + + bb4: { + unreachable; + } +} diff --git a/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-unwind.mir b/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-unwind.mir new file mode 100644 index 000000000000..b29662dfa613 --- /dev/null +++ b/tests/mir-opt/pre-codegen/option_bubble_debug.option_direct.PreCodegen.after.panic-unwind.mir @@ -0,0 +1,37 @@ +// MIR for `option_direct` after PreCodegen + +fn option_direct(_1: Option) -> Option { + debug x => _1; + let mut _0: std::option::Option; + let mut _2: isize; + let _3: u32; + let mut _4: u32; + scope 1 { + debug x => _3; + } + + bb0: { + _2 = discriminant(_1); + switchInt(move _2) -> [0: bb1, 1: bb2, otherwise: bb4]; + } + + bb1: { + _0 = Option::::None; + goto -> bb3; + } + + bb2: { + _3 = copy ((_1 as Some).0: u32); + _4 = Not(copy _3); + _0 = Option::::Some(move _4); + goto -> bb3; + } + + bb3: { + return; + } + + bb4: { + unreachable; + } +} diff --git a/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-abort.mir b/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-abort.mir new file mode 100644 index 000000000000..5b401064dd0e --- /dev/null +++ b/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-abort.mir @@ -0,0 +1,47 @@ +// MIR for `option_traits` after PreCodegen + +fn option_traits(_1: Option) -> Option { + debug x => _1; + let mut _0: std::option::Option; + let mut _2: std::ops::ControlFlow, u32>; + let mut _3: isize; + let _4: u32; + let mut _5: u32; + scope 1 { + debug residual => const Option::::None; + scope 2 { + } + } + scope 3 { + debug val => _4; + scope 4 { + } + } + + bb0: { + _2 = as Try>::branch(copy _1) -> [return: bb1, unwind unreachable]; + } + + bb1: { + _3 = discriminant(_2); + switchInt(move _3) -> [0: bb2, 1: bb3, otherwise: bb5]; + } + + bb2: { + _4 = copy ((_2 as Continue).0: u32); + _5 = Not(copy _4); + _0 = as Try>::from_output(move _5) -> [return: bb4, unwind unreachable]; + } + + bb3: { + _0 = as FromResidual>>::from_residual(const Option::::None) -> [return: bb4, unwind unreachable]; + } + + bb4: { + return; + } + + bb5: { + unreachable; + } +} diff --git a/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-unwind.mir b/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-unwind.mir new file mode 100644 index 000000000000..bda9e9d8e604 --- /dev/null +++ b/tests/mir-opt/pre-codegen/option_bubble_debug.option_traits.PreCodegen.after.panic-unwind.mir @@ -0,0 +1,47 @@ +// MIR for `option_traits` after PreCodegen + +fn option_traits(_1: Option) -> Option { + debug x => _1; + let mut _0: std::option::Option; + let mut _2: std::ops::ControlFlow, u32>; + let mut _3: isize; + let _4: u32; + let mut _5: u32; + scope 1 { + debug residual => const Option::::None; + scope 2 { + } + } + scope 3 { + debug val => _4; + scope 4 { + } + } + + bb0: { + _2 = as Try>::branch(copy _1) -> [return: bb1, unwind continue]; + } + + bb1: { + _3 = discriminant(_2); + switchInt(move _3) -> [0: bb2, 1: bb3, otherwise: bb5]; + } + + bb2: { + _4 = copy ((_2 as Continue).0: u32); + _5 = Not(copy _4); + _0 = as Try>::from_output(move _5) -> [return: bb4, unwind continue]; + } + + bb3: { + _0 = as FromResidual>>::from_residual(const Option::::None) -> [return: bb4, unwind continue]; + } + + bb4: { + return; + } + + bb5: { + unreachable; + } +} diff --git a/tests/mir-opt/pre-codegen/option_bubble_debug.rs b/tests/mir-opt/pre-codegen/option_bubble_debug.rs new file mode 100644 index 000000000000..b9bf78a1d6ec --- /dev/null +++ b/tests/mir-opt/pre-codegen/option_bubble_debug.rs @@ -0,0 +1,29 @@ +//@ compile-flags: -Copt-level=0 -Zmir-opt-level=1 -Cdebuginfo=limited +//@ edition: 2024 +// EMIT_MIR_FOR_EACH_PANIC_STRATEGY + +#![crate_type = "lib"] +#![feature(try_blocks)] + +// EMIT_MIR option_bubble_debug.option_direct.PreCodegen.after.mir +pub fn option_direct(x: Option) -> Option { + // CHECK-LABEL: fn option_direct(_1: Option) -> Option + // CHECK: = discriminant(_1); + // CHECK: [[TEMP:_.+]] = Not({{.+}}); + // CHECK: _0 = Option::::Some(move [[TEMP]]); + + match x { + Some(x) => Some(!x), + None => None, + } +} + +// EMIT_MIR option_bubble_debug.option_traits.PreCodegen.after.mir +pub fn option_traits(x: Option) -> Option { + // CHECK-LABEL: fn option_traits(_1: Option) -> Option + // CHECK: = as Try>::branch(copy _1) + // CHECK: [[TEMP:_.+]] = Not({{.+}}); + // CHECK: _0 = as Try>::from_output(move [[TEMP]]) + + try { !(x?) } +}