precompile and cache Carbon prelude (#7432)

Refactors the link driver to automatically compile and cache the carbon
prelude for use in linking.

Implements a `carbon_library` rule for compiling the Core library
dependencies in the examples.
This commit is contained in:
Lucile Rose Nihlen
2026-07-16 18:02:14 +00:00
committed by GitHub
parent 90f6654b48
commit 625f2ca629
63 changed files with 1454 additions and 634 deletions
@@ -2,6 +2,7 @@
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
// EXTRA-ARGS: --include-carbon-core
// INCLUDE-FILE: toolchain/testing/testdata/min_prelude/full.carbon
//
// AUTOUPDATE
@@ -89,25 +90,25 @@ fn Run() {
// CHECK:STDOUT: !1 = !DIFile(filename: "call_different_impls.carbon", directory: "")
// CHECK:STDOUT: !2 = !{i32 7, !"Dwarf Version", i32 5}
// CHECK:STDOUT: !3 = !{i32 2, !"Debug Info Version", i32 3}
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "F", linkageName: "_CF.X.Main:I.Main", scope: null, file: !1, line: 20, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "F", linkageName: "_CF.X.Main:I.Main", scope: null, file: !1, line: 21, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
// CHECK:STDOUT: !6 = !{null}
// CHECK:STDOUT: !7 = !DILocation(line: 20, column: 12, scope: !4)
// CHECK:STDOUT: !8 = !DILocation(line: 20, column: 3, scope: !4)
// CHECK:STDOUT: !9 = distinct !DISubprogram(name: "F", linkageName: "_CF.Y.Main:I.Main", scope: null, file: !1, line: 24, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !10 = !DILocation(line: 24, column: 12, scope: !9)
// CHECK:STDOUT: !11 = !DILocation(line: 24, column: 3, scope: !9)
// CHECK:STDOUT: !12 = distinct !DISubprogram(name: "Run", linkageName: "main", scope: null, file: !1, line: 31, type: !13, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !7 = !DILocation(line: 21, column: 12, scope: !4)
// CHECK:STDOUT: !8 = !DILocation(line: 21, column: 3, scope: !4)
// CHECK:STDOUT: !9 = distinct !DISubprogram(name: "F", linkageName: "_CF.Y.Main:I.Main", scope: null, file: !1, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !10 = !DILocation(line: 25, column: 12, scope: !9)
// CHECK:STDOUT: !11 = !DILocation(line: 25, column: 3, scope: !9)
// CHECK:STDOUT: !12 = distinct !DISubprogram(name: "Run", linkageName: "main", scope: null, file: !1, line: 32, type: !13, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !13 = !DISubroutineType(types: !14)
// CHECK:STDOUT: !14 = !{!15}
// CHECK:STDOUT: !15 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
// CHECK:STDOUT: !16 = !DILocation(line: 32, column: 3, scope: !12)
// CHECK:STDOUT: !17 = !DILocation(line: 33, column: 3, scope: !12)
// CHECK:STDOUT: !18 = !DILocation(line: 31, column: 1, scope: !12)
// CHECK:STDOUT: !19 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.c81631f865470482", scope: null, file: !1, line: 29, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !20 = !DILocation(line: 29, column: 22, scope: !19)
// CHECK:STDOUT: !21 = !DILocation(line: 29, column: 1, scope: !19)
// CHECK:STDOUT: !22 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.0b241ec84a68877b", scope: null, file: !1, line: 29, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !23 = !DILocation(line: 29, column: 22, scope: !22)
// CHECK:STDOUT: !24 = !DILocation(line: 29, column: 1, scope: !22)
// CHECK:STDOUT: !16 = !DILocation(line: 33, column: 3, scope: !12)
// CHECK:STDOUT: !17 = !DILocation(line: 34, column: 3, scope: !12)
// CHECK:STDOUT: !18 = !DILocation(line: 32, column: 1, scope: !12)
// CHECK:STDOUT: !19 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.c81631f865470482", scope: null, file: !1, line: 30, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !20 = !DILocation(line: 30, column: 22, scope: !19)
// CHECK:STDOUT: !21 = !DILocation(line: 30, column: 1, scope: !19)
// CHECK:STDOUT: !22 = distinct !DISubprogram(name: "G", linkageName: "_CG.Main.0b241ec84a68877b", scope: null, file: !1, line: 30, type: !5, spFlags: DISPFlagDefinition, unit: !0)
// CHECK:STDOUT: !23 = !DILocation(line: 30, column: 22, scope: !22)
// CHECK:STDOUT: !24 = !DILocation(line: 30, column: 1, scope: !22)
// CHECK:STDOUT: