Rollup merge of rust-lang#117043 - onur-ozkan:skip-stage0-validation,…

… r=Mark-Simulacrum add bootstrap flag `--skip-stage0-validation` This change introduces the `--skip-stage0-validation` flag, which permits the use of any desired version of the stage0 compiler without verifying its version. Additionally, stage0 compiler validation check is reverted(rust-lang#115103) to its default enabled state. Helps to rust-lang#115065 r? Mark-Simulacrum
workingjubilee · Oct 29, 2023 · d562fd5 · d562fd5
2 parents 2d0e4db + 9586bb8
commit d562fd5
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Showing 6 changed files with 66 additions and 17 deletions.
diff --git a/src/bootstrap/src/core/config/config.rs b/src/bootstrap/src/core/config/config.rs
@@ -1274,8 +1274,9 @@ impl Config {
         }
 
         config.initial_rustc = if let Some(rustc) = build.rustc {
-            // FIXME(#115065): re-enable this check
-            // config.check_build_rustc_version(&rustc);
+            if !flags.skip_stage0_validation {
+                config.check_build_rustc_version(&rustc);
+            }
             PathBuf::from(rustc)
         } else {
             config.download_beta_toolchain();

diff --git a/src/bootstrap/src/core/config/flags.rs b/src/bootstrap/src/core/config/flags.rs
@@ -155,6 +155,9 @@ pub struct Flags {
     /// Enable BOLT link flags
     #[arg(global(true), long)]
     pub enable_bolt_settings: bool,
+    /// Skip stage0 compiler validation
+    #[arg(global(true), long)]
+    pub skip_stage0_validation: bool,
     /// Additional reproducible artifacts that should be added to the reproducible artifacts archive.
     #[arg(global(true), long)]
     pub reproducible_artifact: Vec<String>,

diff --git a/src/etc/completions/x.py.fish b/src/etc/completions/x.py.fish
@@ -28,6 +28,7 @@ complete -c x.py -n "__fish_use_subcommand" -l dry-run -d 'dry run; don\'t build
 complete -c x.py -n "__fish_use_subcommand" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_use_subcommand" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_use_subcommand" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_use_subcommand" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_use_subcommand" -s h -l help -d 'Print help'
 complete -c x.py -n "__fish_use_subcommand" -f -a "build" -d 'Compile either the compiler or libraries'
 complete -c x.py -n "__fish_use_subcommand" -f -a "check" -d 'Compile either the compiler or libraries, using cargo check'
@@ -73,6 +74,7 @@ complete -c x.py -n "__fish_seen_subcommand_from build" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from build" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from build" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from build" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from build" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from build" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from check" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from check" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -105,6 +107,7 @@ complete -c x.py -n "__fish_seen_subcommand_from check" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from check" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from check" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from check" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from check" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from check" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -s A -d 'clippy lints to allow' -r
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -s D -d 'clippy lints to deny' -r
@@ -141,6 +144,7 @@ complete -c x.py -n "__fish_seen_subcommand_from clippy" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from clippy" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from clippy" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from fix" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from fix" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -172,6 +176,7 @@ complete -c x.py -n "__fish_seen_subcommand_from fix" -l dry-run -d 'dry run; do
 complete -c x.py -n "__fish_seen_subcommand_from fix" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from fix" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from fix" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from fix" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from fix" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -204,6 +209,7 @@ complete -c x.py -n "__fish_seen_subcommand_from fmt" -l dry-run -d 'dry run; do
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from fmt" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from fmt" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from doc" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from doc" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -237,6 +243,7 @@ complete -c x.py -n "__fish_seen_subcommand_from doc" -l dry-run -d 'dry run; do
 complete -c x.py -n "__fish_seen_subcommand_from doc" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from doc" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from doc" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from doc" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from doc" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l skip -d 'skips tests matching SUBSTRING, if supported by test tool. May be passed multiple times' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from test" -l test-args -d 'extra arguments to be passed for the test tool being used (e.g. libtest, compiletest or rustdoc)' -r
@@ -281,6 +288,7 @@ complete -c x.py -n "__fish_seen_subcommand_from test" -l dry-run -d 'dry run; d
 complete -c x.py -n "__fish_seen_subcommand_from test" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from test" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from test" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from test" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from bench" -l test-args -r
 complete -c x.py -n "__fish_seen_subcommand_from bench" -l config -d 'TOML configuration file for build' -r -F
@@ -313,6 +321,7 @@ complete -c x.py -n "__fish_seen_subcommand_from bench" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from bench" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from bench" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from bench" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from bench" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from bench" -s h -l help -d 'Print help'
 complete -c x.py -n "__fish_seen_subcommand_from clean" -l stage -d 'Clean a specific stage without touching other artifacts. By default, every stage is cleaned if this option is not used' -r
 complete -c x.py -n "__fish_seen_subcommand_from clean" -l config -d 'TOML configuration file for build' -r -F
@@ -345,6 +354,7 @@ complete -c x.py -n "__fish_seen_subcommand_from clean" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from clean" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from clean" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from clean" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from clean" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from clean" -s h -l help -d 'Print help'
 complete -c x.py -n "__fish_seen_subcommand_from dist" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from dist" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -376,6 +386,7 @@ complete -c x.py -n "__fish_seen_subcommand_from dist" -l dry-run -d 'dry run; d
 complete -c x.py -n "__fish_seen_subcommand_from dist" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from dist" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from dist" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from dist" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from dist" -s h -l help -d 'Print help'
 complete -c x.py -n "__fish_seen_subcommand_from install" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from install" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -407,6 +418,7 @@ complete -c x.py -n "__fish_seen_subcommand_from install" -l dry-run -d 'dry run
 complete -c x.py -n "__fish_seen_subcommand_from install" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from install" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from install" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from install" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from install" -s h -l help -d 'Print help'
 complete -c x.py -n "__fish_seen_subcommand_from run" -l args -d 'arguments for the tool' -r
 complete -c x.py -n "__fish_seen_subcommand_from run" -l config -d 'TOML configuration file for build' -r -F
@@ -439,6 +451,7 @@ complete -c x.py -n "__fish_seen_subcommand_from run" -l dry-run -d 'dry run; do
 complete -c x.py -n "__fish_seen_subcommand_from run" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from run" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from run" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from run" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from run" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from setup" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from setup" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -470,6 +483,7 @@ complete -c x.py -n "__fish_seen_subcommand_from setup" -l dry-run -d 'dry run;
 complete -c x.py -n "__fish_seen_subcommand_from setup" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from setup" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from setup" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from setup" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from setup" -s h -l help -d 'Print help (see more with \'--help\')'
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -l config -d 'TOML configuration file for build' -r -F
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -l build-dir -d 'Build directory, overrides `build.build-dir` in `config.toml`' -r -f -a "(__fish_complete_directories)"
@@ -502,4 +516,5 @@ complete -c x.py -n "__fish_seen_subcommand_from suggest" -l dry-run -d 'dry run
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -l json-output -d 'use message-format=json'
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -l llvm-profile-generate -d 'generate PGO profile with llvm built for rustc'
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -l enable-bolt-settings -d 'Enable BOLT link flags'
+complete -c x.py -n "__fish_seen_subcommand_from suggest" -l skip-stage0-validation -d 'Skip stage0 compiler validation'
 complete -c x.py -n "__fish_seen_subcommand_from suggest" -s h -l help -d 'Print help (see more with \'--help\')'