bjoernager/rust
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add flag for disabling global cache and printing proof trees on error

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This commit is contained in:
Boxy 2023-07-03 21:00:10 +01:00
parent 8931edf746
commit 040aa58d0a
8 changed files with 175 additions and 48 deletions
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8
compiler/rustc_session/src/config.rs
View file

@ -745,6 +745,14 @@ pub enum TraitSolver {
NextCoherence,
}
#[derive(Default, Debug, Copy, Clone, Hash, PartialEq, Eq)]
pub enum SolverProofTreeCondition {
#[default]
Never,
Always,
OnError,
}
pub enum Input {
/// Load source code from a file.
File(PathBuf),

20
compiler/rustc_session/src/options.rs
View file

@ -418,6 +418,7 @@ mod desc {
"a `,` separated combination of `bti`, `b-key`, `pac-ret`, or `leaf`";
pub const parse_proc_macro_execution_strategy: &str =
"one of supported execution strategies (`same-thread`, or `cross-thread`)";
pub const parse_solver_proof_tree_condition: &str = "one of: `always`, `never`, `on_error`";
}
mod parse {
@ -1238,6 +1239,19 @@ mod parse {
};
true
}
pub(crate) fn parse_solver_proof_tree_condition(
slot: &mut SolverProofTreeCondition,
v: Option<&str>,
) -> bool {
match v {
None | Some("always") => *slot = SolverProofTreeCondition::Always,
Some("never") => *slot = SolverProofTreeCondition::Never,
Some("on-error") => *slot = SolverProofTreeCondition::OnError,
_ => return false,
};
true
}
}
options! {
@ -1463,8 +1477,10 @@ options! {
"output statistics about monomorphization collection"),
dump_mono_stats_format: DumpMonoStatsFormat = (DumpMonoStatsFormat::Markdown, parse_dump_mono_stats, [UNTRACKED],
"the format to use for -Z dump-mono-stats (`markdown` (default) or `json`)"),
dump_solver_proof_tree: bool = (false, parse_bool, [UNTRACKED],
"dump a proof tree for every goal evaluated by the new trait solver"),
dump_solver_proof_tree: SolverProofTreeCondition = (SolverProofTreeCondition::Never, parse_solver_proof_tree_condition, [UNTRACKED],
"dump a proof tree for every goal evaluated by the new trait solver. The default is `always`"),
dump_solver_proof_tree_uses_cache: Option<bool> = (None, parse_opt_bool, [UNTRACKED],
"determines whether proof tree generation uses the global cache"),
dwarf_version: Option<u32> = (None, parse_opt_number, [TRACKED],
"version of DWARF debug information to emit (default: 2 or 4, depending on platform)"),
dylib_lto: bool = (false, parse_bool, [UNTRACKED],