Files
carbon-lang/toolchain/lower/testdata/impl/impl.carbon
T
David BlaikieandJon Ross-Perkins c5ada29ba9 Add filename and line number to function debug info metadata (#4243)
Refactors a bunch of the SemIRDiagnosticConverter to be able to use that
from Lower to access source locations there to use in debug info.

I assume some of this is a bit jank/would need to be fixed/improved in
the future - like the context functor that's passed into ConvertLoc?
(not totally clear what that's for/what the debug info will be missing
out on in its absence, I could throw a FIXME in there if you like)

---------

Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
2024-08-23 00:05:26 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// AUTOUPDATE
// TIP: To test this file alone, run:
// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/impl/impl.carbon
// TIP: To dump output, run:
// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/impl/impl.carbon
interface I {
fn F[self: Self]() -> i32;
}
class A {
var n: i32;
}
impl A as I {
fn F[self: A]() -> i32 {
return self.n;
}
}
fn Call(a: A) -> i32 {
return a.(I.F)();
}
// CHECK:STDOUT: ; ModuleID = 'impl.carbon'
// CHECK:STDOUT: source_filename = "impl.carbon"
// CHECK:STDOUT:
// CHECK:STDOUT: define i32 @F(ptr %self) !dbg !4 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %.loc21_16.1.n = getelementptr inbounds nuw { i32 }, ptr %self, i32 0, i32 0
// CHECK:STDOUT: %.loc21_16.2 = load i32, ptr %.loc21_16.1.n, align 4
// CHECK:STDOUT: ret i32 %.loc21_16.2
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: define i32 @Call(ptr %a) !dbg !7 {
// CHECK:STDOUT: entry:
// CHECK:STDOUT: %F.call = call i32 @F(ptr %a)
// CHECK:STDOUT: ret i32 %F.call
// CHECK:STDOUT: }
// CHECK:STDOUT:
// CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
// CHECK:STDOUT: !llvm.dbg.cu = !{!2}
// CHECK:STDOUT:
// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
// CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
// CHECK:STDOUT: !3 = !DIFile(filename: "impl.carbon", directory: "")
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "F", scope: null, file: !3, line: 20, type: !5, spFlags: DISPFlagDefinition, unit: !2)
// CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
// CHECK:STDOUT: !6 = !{}
// CHECK:STDOUT: !7 = distinct !DISubprogram(name: "Call", scope: null, file: !3, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !2)