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Rollup merge of #112474 - ldm0:ldm_enum_debuginfo_128_support, r=compiler-errors

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Support 128-bit enum variant in debuginfo codegen

fixes #111600
This commit is contained in:
Michael Goulet 2023-06-16 12:53:22 -07:00 • committed by GitHub
commit 3eb8c2ae10
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7 changed files with 41 additions and 11 deletions
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4
tests/codegen/enum-debug-niche-2.rs
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@ -7,8 +7,8 @@
// compile-flags: -g -C no-prepopulate-passes
// CHECK: {{.*}}DICompositeType{{.*}}tag: DW_TAG_variant_part,{{.*}}size: 32,{{.*}}
// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Placeholder",{{.*}}extraData: i64 4294967295{{[,)].*}}
// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Error",{{.*}}extraData: i64 0{{[,)].*}}
// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Placeholder",{{.*}}extraData: i128 4294967295{{[,)].*}}
// CHECK: {{.*}}DIDerivedType{{.*}}tag: DW_TAG_member,{{.*}}name: "Error",{{.*}}extraData: i128 0{{[,)].*}}
#![feature(never_type)]

27
tests/codegen/enum-u128.rs Normal file
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@ -0,0 +1,27 @@
// This tests that debug info for "c-like" 128bit enums is properly emitted.
// This is ignored for the fallback mode on MSVC due to problems with PDB.
//
// ignore-msvc
// compile-flags: -g -C no-prepopulate-passes
// CHECK-LABEL: @main
// CHECK: {{.*}}DICompositeType{{.*}}tag: DW_TAG_enumeration_type,{{.*}}name: "Foo",{{.*}}flags: DIFlagEnumClass,{{.*}}
// CHECK: {{.*}}DIEnumerator{{.*}}name: "Lo",{{.*}}value: 0,{{.*}}
// CHECK: {{.*}}DIEnumerator{{.*}}name: "Hi",{{.*}}value: 18446744073709551616,{{.*}}
// CHECK: {{.*}}DIEnumerator{{.*}}name: "Bar",{{.*}}value: 18446745000000000123,{{.*}}
#![allow(incomplete_features)]
#![feature(repr128)]
#[repr(u128)]
pub enum Foo {
Lo,
Hi = 1 << 64,
Bar = 18_446_745_000_000_000_123,
}
pub fn main() {
let foo = Foo::Bar;
}