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Specify --print info=file syntax in --help

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This commit is contained in:
clubby789 2025-04-14 14:16:30 +01:00
parent 5961e5ba3d
commit 1b46969a11
5 changed files with 16 additions and 17 deletions
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14
compiler/rustc_session/src/config.rs
View file

@ -1560,9 +1560,10 @@ The default is {DEFAULT_EDITION} and the latest stable edition is {LATEST_STABLE
) )
}); });
static PRINT_KINDS_STRING: LazyLock<String> = LazyLock::new(|| { static PRINT_HELP: LazyLock<String> = LazyLock::new(|| {
format!( format!(
"[{}]", "Compiler information to print on stdout (or to a file)\n\
INFO may be one of ({}).",
PRINT_KINDS.iter().map(|(name, _)| format!("{name}")).collect::<Vec<_>>().join("|") PRINT_KINDS.iter().map(|(name, _)| format!("{name}")).collect::<Vec<_>>().join("|")
) )
}); });
@ -1621,14 +1622,7 @@ pub fn rustc_optgroups() -> Vec<RustcOptGroup> {
"Comma separated list of types of output for the compiler to emit", "Comma separated list of types of output for the compiler to emit",
"[asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]", "[asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]",
), ),
opt( opt(Stable, Multi, "", "print", &PRINT_HELP, "INFO[=FILE]"),
Stable,
Multi,
"",
"print",
"Compiler information to print on stdout",
&PRINT_KINDS_STRING,
),
opt(Stable, FlagMulti, "g", "", "Equivalent to -C debuginfo=2", ""), opt(Stable, FlagMulti, "g", "", "Equivalent to -C debuginfo=2", ""),
opt(Stable, FlagMulti, "O", "", "Equivalent to -C opt-level=3", ""), opt(Stable, FlagMulti, "O", "", "Equivalent to -C opt-level=3", ""),
opt(Stable, Opt, "o", "", "Write output to <filename>", "FILENAME"), opt(Stable, Opt, "o", "", "Write output to <filename>", "FILENAME"),

2
tests/run-make/rustc-help/help-v.diff
View file

@ -1,4 +1,4 @@
@@ -51,10 +51,27 @@ @@ -53,10 +53,27 @@
Set a codegen option Set a codegen option
-V, --version Print version info and exit -V, --version Print version info and exit
-v, --verbose Use verbose output -v, --verbose Use verbose output

6
tests/run-make/rustc-help/help-v.stdout
View file

@ -29,8 +29,10 @@ Options:
--emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir] --emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]
Comma separated list of types of output for the Comma separated list of types of output for the
compiler to emit compiler to emit
--print [all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models] --print INFO[=FILE]
Compiler information to print on stdout Compiler information to print on stdout (or to a file)
INFO may be one of
(all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models).
-g Equivalent to -C debuginfo=2 -g Equivalent to -C debuginfo=2
-O Equivalent to -C opt-level=3 -O Equivalent to -C opt-level=3
-o FILENAME Write output to <filename> -o FILENAME Write output to <filename>

6
tests/run-make/rustc-help/help.stdout
View file

@ -29,8 +29,10 @@ Options:
--emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir] --emit [asm|llvm-bc|llvm-ir|obj|metadata|link|dep-info|mir]
Comma separated list of types of output for the Comma separated list of types of output for the
compiler to emit compiler to emit
--print [all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models] --print INFO[=FILE]
Compiler information to print on stdout Compiler information to print on stdout (or to a file)
INFO may be one of
(all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models).
-g Equivalent to -C debuginfo=2 -g Equivalent to -C debuginfo=2
-O Equivalent to -C opt-level=3 -O Equivalent to -C opt-level=3
-o FILENAME Write output to <filename> -o FILENAME Write output to <filename>

5
tests/ui/invalid-compile-flags/print-without-arg.stderr
View file

@ -1,5 +1,6 @@
error: Argument to option 'print' missing error: Argument to option 'print' missing
Usage: Usage:
--print [all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models] --print INFO[=FILE] Compiler information to print on stdout (or to a file)
Compiler information to print on stdout INFO may be one of
(all-target-specs-json|calling-conventions|cfg|check-cfg|code-models|crate-name|crate-root-lint-levels|deployment-target|file-names|host-tuple|link-args|native-static-libs|relocation-models|split-debuginfo|stack-protector-strategies|supported-crate-types|sysroot|target-cpus|target-features|target-libdir|target-list|target-spec-json|tls-models).