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Show choices of multiple-choice options in `ld.lld --help` message. 

Differential Revision: https://reviews.llvm.org/D47656

llvm-svn: 333792
This commit is contained in:
Rui Ueyama 2018-06-01 21:46:10 +00:00
parent 280c656031
commit 92675dff00
1 changed files with 17 additions and 13 deletions
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30
lld/ELF/Options.td
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@ -27,18 +27,20 @@ def Bdynamic: F<"Bdynamic">, HelpText<"Link against shared libraries (default)">
def Bstatic: F<"Bstatic">, HelpText<"Do not link against shared libraries">;
def build_id: F<"build-id">, HelpText<"Generate build ID note">;
def build_id: F<"build-id">, HelpText<"Alias for --build-id=fast">;
def build_id_eq: J<"build-id=">, HelpText<"Generate build ID note">;
def build_id_eq: J<"build-id=">, HelpText<"Generate build ID note">,
MetaVarName<"[fast,md5,sha,uuid,0x<hexstring>]">;
defm check_sections: B<"check-sections",
"Check section addresses for overlaps (default)",
"Do not check section addresses for overlaps">;
defm compress_debug_sections:
Eq<"compress-debug-sections", "Compress DWARF debug sections">;
Eq<"compress-debug-sections", "Compress DWARF debug sections">,
MetaVarName<"[none,zlib]">;
defm defsym: Eq<"defsym", "Define a symbol alias">;
defm defsym: Eq<"defsym", "Define a symbol alias">, MetaVarName<"<symbol>=<value>">;
defm library_path:
Eq<"library-path", "Add a directory to the library search path">, MetaVarName<"<dir>">;
@ -70,10 +72,11 @@ defm call_graph_ordering_file:
def chroot: Separate<["--", "-"], "chroot">;
def color_diagnostics: F<"color-diagnostics">,
HelpText<"Use colors in diagnostics">;
HelpText<"Alias for --color-diagnostics=always">;
def color_diagnostics_eq: J<"color-diagnostics=">,
HelpText<"Use colors in diagnostics; one of 'always', 'never', 'auto'">;
HelpText<"Use colors in diagnostics">,
MetaVarName<"[auto,always,never]">;
defm cref: B<"cref",
"Output cross reference table",
@ -147,7 +150,7 @@ def fix_cortex_a53_843419: F<"fix-cortex-a53-843419">,
HelpText<"Apply fixes for AArch64 Cortex-A53 erratum 843419">;
defm format: Eq<"format", "Change the input format of the inputs following this option">,
MetaVarName<"<input-format>">;
MetaVarName<"[default,elf,binary]">;
defm gc_sections: B<"gc-sections",
"Enable garbage collection of unused sections",
@ -229,8 +232,8 @@ defm orphan_handling:
Eq<"orphan-handling", "Control how orphan sections are handled when linker script used">;
defm pack_dyn_relocs:
Eq<"pack-dyn-relocs", "Pack dynamic relocations in the given format (none or android)">,
MetaVarName<"<format>">;
Eq<"pack-dyn-relocs", "Pack dynamic relocations in the given format">,
MetaVarName<"[none,android]">;
defm pie: B<"pie",
"Create a position independent executable",
@ -306,7 +309,8 @@ def trace: F<"trace">, HelpText<"Print the names of the input files">;
defm trace_symbol: Eq<"trace-symbol", "Trace references to symbols">;
defm undefined: Eq<"undefined", "Force undefined symbol during linking">;
defm undefined: Eq<"undefined", "Force undefined symbol during linking">,
MetaVarName<"<symbol>">;
defm unresolved_symbols:
Eq<"unresolved-symbols", "Determine how to handle unresolved symbols">;
@ -315,8 +319,8 @@ defm undefined_version: B<"undefined-version",
"Allow unused version in version script (default)",
"Report version scripts that refer undefined symbols">;
defm rsp_quoting:
Eq<"rsp-quoting", "Quoting style for response files. Values supported: windows|posix">;
defm rsp_quoting: Eq<"rsp-quoting", "Quoting style for response files">,
MetaVarName<"[posix,windows]">;
def v: Flag<["-"], "v">, HelpText<"Display the version number">;
@ -346,7 +350,7 @@ defm whole_archive: B<"whole-archive",
"Do not force load of all members in a static library (default)">;
defm wrap: Eq<"wrap", "Use wrapper functions for symbol">,
MetaVarName<"<symbol>">;
MetaVarName<"<symbol>=<symbol>">;
def z: JoinedOrSeparate<["-"], "z">, MetaVarName<"<option>">,
HelpText<"Linker option extensions">;