GOLD - Online Linux Manual PageSection : 1
Updated : February 2021
Source : GNU gold (GNU Binutils for Debian 2.35.2) 1.16
Note : User Commands
NAMEgold − The GNU ELF linker
SYNOPSISld.gold [options] file...
OPTIONS−−help Report usage information −v, −−version Report version information −V Report version and target information −−add−needed Not supported −−no−add−needed Do not copy DT_NEEDED tags from shared libraries (default) −−allow−multiple−definition Allow multiple definitions of symbols −−no−allow−multiple−definition Do not allow multiple definitions (default) −−allow−shlib−undefined Allow unresolved references in shared libraries −−no−allow−shlib−undefined Do not allow unresolved references in shared libraries (default) −−apply−dynamic−relocs Apply link−time values for dynamic relocations (default) −−no−apply−dynamic−relocs (aarch64 only) Do not apply link−time values for dynamic relocations −−as−needed Use DT_NEEDED only for shared libraries that are used −−no−as−needed Use DT_NEEDED for all shared libraries (default) −assert [ignored] Ignored −b [elf,binary], −−format [elf,binary] Set input format −−be8 Output BE8 format image −−build−id [=STYLE] Generate build ID note −−build−id−chunk−size−for−treehash SIZE Chunk size for '−−build−id=tree' −−build−id−min−file−size−for−treehash SIZE Minimum output file size for '−−build−id=tree' to work differently than '−−build−id=sha1' −Bdynamic −l searches for shared libraries (default) −Bstatic −l does not search for shared libraries −dy alias for −Bdynamic (default) −dn alias for −Bstatic −Bgroup Use group name lookup rules for shared library −Bshareable Generate shared library (alias for −G/−shared) −Bsymbolic Bind defined symbols locally −Bsymbolic−functions Bind defined function symbols locally −−check−sections Check segment addresses for overlaps (default) −−no−check−sections Do not check segment addresses for overlaps −−compress−debug−sections [none,zlib,zlib−gnu,zlib−gabi] Compress .debug_* sections in the output file −−copy−dt−needed−entries Not supported −−no−copy−dt−needed−entries Do not copy DT_NEEDED tags from shared libraries (default) −−cref Output cross reference table −−no−cref Do not output cross reference table (default) −−ctors−in−init−array Use DT_INIT_ARRAY for all constructors (default) −−no−ctors−in−init−array Handle constructors as directed by compiler −d, −−define−common Define common symbols −−no−define−common Do not define common symbols in relocatable output (default) −dc Alias for −d −dp Alias for −d −−debug [all,files,script,task][,...] Turn on debugging −−defsym SYMBOL=EXPRESSION Define a symbol −−demangle [=STYLE] Demangle C++ symbols in log messages −−no−demangle Do not demangle C++ symbols in log messages −−dependency−file FILE Write a dependency file listing all files read −−detect−odr−violations Look for violations of the C++ One Definition Rule −−no−detect−odr−violations Do not look for violations of the C++ One Definition Rule (default) −−dynamic−list−data Add data symbols to dynamic symbols −−dynamic−list−cpp−new Add C++ operator new/delete to dynamic symbols −−dynamic−list−cpp−typeinfo Add C++ typeinfo to dynamic symbols −−dynamic−list FILE Read a list of dynamic symbols −−emit−stub−syms (PowerPC only) Label linker stubs with a symbol (default) −−no−emit−stub−syms (PowerPC only) Do not label linker stubs with a symbol −e ADDRESS, −−entry ADDRESS Set program start address −−eh−frame−hdr Create exception frame header −−no−eh−frame−hdr Do not create exception frame header (default) −−enable−new−dtags Enable use of DT_RUNPATH (default) −−disable−new−dtags Disable use of DT_RUNPATH −−no−enum−size−warning (ARM only) Do not warn about objects with incompatible enum sizes −−exclude−libs lib,lib ... Exclude libraries from automatic export −E, −−export−dynamic Export all dynamic symbols −−no−export−dynamic Do not export all dynamic symbols (default) −−export−dynamic−symbol SYMBOL Export SYMBOL to dynamic symbol table −EB Link big−endian objects. −EL Link little−endian objects. −f SHLIB, −−auxiliary SHLIB Auxiliary filter for shared object symbol table −F SHLIB, −−filter SHLIB Filter for shared object symbol table −−fatal−warnings Treat warnings as errors −−no−fatal−warnings Do not treat warnings as errors (default) −fini SYMBOL Call SYMBOL at unload−time −−fix−arm1176 (ARM only) Fix binaries for ARM1176 erratum (default) −−no−fix−arm1176 (ARM only) Do not fix binaries for ARM1176 erratum −−fix−cortex−a8 (ARM only) Fix binaries for Cortex−A8 erratum −−no−fix−cortex−a8 (ARM only) Do not fix binaries for Cortex−A8 erratum (default) −−fix−cortex−a53−843419 (AArch64 only) Fix Cortex−A53 erratum 843419 −−no−fix−cortex−a53−843419 (AArch64 only) Do not fix Cortex−A53 erratum 843419 (default) −−fix−cortex−a53−835769 (AArch64 only) Fix Cortex−A53 erratum 835769 −−no−fix−cortex−a53−835769 (AArch64 only) Do not fix Cortex−A53 erratum 835769 (default) −−fix−v4bx (ARM only) Rewrite BX rn as MOV pc, rn for ARMv4 −−fix−v4bx−interworking (ARM only) Rewrite BX rn branch to ARMv4 interworking veneer −fuse−ld [gold,bfd] Ignored for GCC linker option compatibility −g Ignored −−gc−sections Remove unused sections −−no−gc−sections Don't remove unused sections (default) −−gdb−index Generate .gdb_index section −−no−gdb−index Do not generate .gdb_index section (default) −−gnu−unique Enable STB_GNU_UNIQUE symbol binding (default) −−no−gnu−unique Disable STB_GNU_UNIQUE symbol binding −G, −shared Generate shared library −h FILENAME, −soname FILENAME Set shared library name −−hash−bucket−empty−fraction FRACTION Min fraction of empty buckets in dynamic hash −−hash−style [sysv,gnu,both] Dynamic hash style −i Alias for −r −−icf [none,all,safe] Identical Code Folding. '−−icf=safe' Folds ctors, dtors and functions whose pointers are definitely not taken −−icf−iterations COUNT Number of iterations of ICF (default 3) −−incremental Do an incremental link if possible; otherwise, do a full link and prepare output for incremental linking −−no−incremental Do a full link (default) −−incremental−full Do a full link and prepare output for incremental linking −−incremental−update Do an incremental link; exit if not possible −−incremental−base FILE Set base file for incremental linking (default is output file) −−incremental−changed Assume files changed −−incremental−unchanged Assume files didn't change −−incremental−unknown Use timestamps to check files (default) −−incremental−startup−unchanged Assume startup files unchanged (files preceding this option) −−incremental−patch PERCENT Amount of extra space to allocate for patches (default 10) −init SYMBOL Call SYMBOL at load−time −I PROGRAM, −−dynamic−linker PROGRAM Set dynamic linker path −−just−symbols FILE Read only symbol values from FILE −−keep−files−mapped Keep files mapped across passes (default) −−no−keep−files−mapped Release mapped files after each pass −−keep−unique SYMBOL Do not fold this symbol during ICF −l LIBNAME, −−library LIBNAME Search for library LIBNAME −−ld−generated−unwind−info Generate unwind information for PLT (default) −−no−ld−generated−unwind−info Do not generate unwind information for PLT −L DIR, −−library−path DIR Add directory to search path −−long−plt (ARM only) Generate long PLT entries −−no−long−plt (ARM only) Do not generate long PLT entries (default) −m EMULATION Set GNU linker emulation; obsolete −−map−whole−files Map whole files to memory (default) −−no−map−whole−files Map relevant file parts to memory −−merge−exidx−entries (ARM only) Merge exidx entries in debuginfo (default) −−no−merge−exidx−entries (ARM only) Do not merge exidx entries in debuginfo −−mmap−output−file Map the output file for writing (default) −−no−mmap−output−file Do not map the output file for writing −M, −−print−map Write map file on standard output −Map MAPFILENAME Write map file −n, −−nmagic Do not page align data −N, −−omagic Do not page align data, do not make text readonly −−no−omagic Page align data, make text readonly (default) −−no−keep−memory Use less memory and more disk I/O (included only for compatibility with GNU ld) −−no−undefined Report undefined symbols (even with −−shared) −−noinhibit−exec Create an output file even if errors occur −nostdlib Only search directories specified on the command line −o FILE, −−output FILE Set output file name −−oformat [binary] Set output format −O LEVEL, −optimize LEVEL Optimize output file size −−orphan−handling [place,discard,warn,error] Orphan section handling −p Ignored for ARM compatibility −pie Create a position independent executable −no−pie Do not create a position independent executable (default) −−pic−executable Create a position independent executable −−no−pic−executable Do not create a position independent executable (default) −−pic−veneer Force PIC sequences for ARM/Thumb interworking veneers −no−pipeline−knowledge (ARM only) Ignore for backward compatibility (default) −−plt−align [=P2ALIGN] (PowerPC only) Align PLT call stubs to fit cache lines −−plt−localentry (PowerPC64 only) Optimize calls to ELFv2 localentry:0 functions −−no−plt−localentry (PowerPC64 only) Don't optimize ELFv2 calls (default) −−plt−static−chain (PowerPC64 only) PLT call stubs should load r11 −−no−plt−static−chain (PowerPC64 only) PLT call stubs should not load r11 (default) −−plt−thread−safe (PowerPC64 only) PLT call stubs with load−load barrier −−no−plt−thread−safe (PowerPC64 only) PLT call stubs without barrier (default) −−plugin PLUGIN Load a plugin library −−plugin−opt OPTION Pass an option to the plugin −−posix−fallocate Use posix_fallocate to reserve space in the output file (default) −−no−posix−fallocate Use fallocate or ftruncate to reserve space −−power10−stubs [=auto,no,yes] (PowerPC64 only) stubs use power10 insns −−no−power10−stubs (PowerPC64 only) stubs do not use power10 insns −−preread−archive−symbols Preread archive symbols when multi−threaded −−print−gc−sections List removed unused sections on stderr −−no−print−gc−sections Do not list removed unused sections (default) −−print−icf−sections List folded identical sections on stderr −−no−print−icf−sections Do not list folded identical sections (default) −−print−output−format Print default output format −−print−symbol−counts FILENAME Print symbols defined and used for each input −−push−state Save the state of flags related to input files −−pop−state Restore the state of flags related to input files −q, −−emit−relocs Generate relocations in output −Qy Ignored for SVR4 compatibility −r, −relocatable Generate relocatable output −−relax Relax branches on certain targets −−no−relax Do not relax branches (default) −−retain−symbols−file FILE keep only symbols listed in this file −−rosegment Put read−only non−executable sections in their own segment −−no−rosegment Do not put read−only non−executable sections in their own segment (default) −−rosegment−gap OFFSET Set offset between executable and read−only segments −R DIR Add DIR to runtime search path −rpath DIR Add DIR to runtime search path −−rpath−link DIR Add DIR to link time shared library search path −s, −−strip−all Strip all symbols −S, −−strip−debug Strip debugging information −−strip−debug−non−line Emit only debug line number information −−strip−debug−gdb Strip debug symbols that are unused by gdb (at least versions <= 7.4) −−strip−lto−sections Strip LTO intermediate code sections (default) −−section−ordering−file FILENAME Layout sections in the order specified −−section−start SECTION=ADDRESS Set address of section −−secure−plt (PowerPC only) Use new−style PLT (default) −−sort−common [={ascending,descending}] Sort common symbols by alignment −−sort−section [none,name] Sort sections by name. '−−no−text−reorder' will override '−−sort−section=name' for .text −−spare−dynamic−tags COUNT Dynamic tag slots to reserve (default 5) −−stub−group−size SIZE (ARM, PowerPC only) The maximum distance from instructions in a group of sections to their stubs. Negative values mean stubs are always after the group. 1 means use default size −−stub−group−multi (PowerPC only) Allow a group of stubs to serve multiple output sections (default) −−no−stub−group−multi (PowerPC only) Each output section has its own stubs −−split−stack−adjust−size SIZE Stack size when −fsplit−stack function calls non−split −static Do not link against shared libraries −−start−lib Start a library −−end−lib End a library −−stats Print resource usage statistics −−sysroot DIR Set target system root directory −t, −−trace Print the name of each input file −−target1−abs (ARM only) Force R_ARM_TARGET1 type to R_ARM_ABS32 −−target1−rel (ARM only) Force R_ARM_TARGET1 type to R_ARM_REL32 −−target2 [rel, abs, got−rel (ARM only) Set R_ARM_TARGET2 relocation type −−text−reorder Enable text section reordering for GCC section names (default) −−no−text−reorder Disable text section reordering for GCC section names −−threads Run the linker multi−threaded −−no−threads Do not run the linker multi−threaded (default) −−thread−count COUNT Number of threads to use −−thread−count−initial COUNT Number of threads to use in initial pass −−thread−count−middle COUNT Number of threads to use in middle pass −−thread−count−final COUNT Number of threads to use in final pass −−tls−optimize (PowerPC/64 only) Optimize GD/LD/IE code to IE/LE (default) −−no−tls−optimize (PowerPC/64 only) Don'''t try to optimize TLS accesses −−tls−get−addr−optimize (PowerPC/64 only) Use a special __tls_get_addr call (default) −−no−tls−get−addr−optimize (PowerPC/64 only) Don't use a special __tls_get_addr call −−toc−optimize (PowerPC64 only) Optimize TOC code sequences (default) −−no−toc−optimize (PowerPC64 only) Don't optimize TOC code sequences −−toc−sort (PowerPC64 only) Sort TOC and GOT sections (default) −−no−toc−sort (PowerPC64 only) Don't sort TOC and GOT sections −T FILE, −−script FILE Read linker script −Tbss ADDRESS Set the address of the bss segment −Tdata ADDRESS Set the address of the data segment −Ttext ADDRESS Set the address of the text segment −Ttext−segment ADDRESS Set the address of the text segment −Trodata−segment ADDRESS Set the address of the rodata segment −u SYMBOL, −−undefined SYMBOL Create undefined reference to SYMBOL −−unresolved−symbols ignore−all,report−all,ignore−in−object−files,ignore−in−shared−libs How to handle unresolved symbols −−verbose Alias for −−debug=files −−version−script FILE Read version script −−warn−common Warn about duplicate common symbols −−no−warn−common Do not warn about duplicate common symbols (default) −−warn−constructors Ignored −−no−warn−constructors Ignored −−warn−drop−version Warn when discarding version information −−no−warn−drop−version Do not warn when discarding version information (default) −−warn−execstack Warn if the stack is executable −−no−warn−execstack Do not warn if the stack is executable (default) −−no−warn−mismatch Don't warn about mismatched input files −−warn−multiple−gp Ignored −−warn−search−mismatch Warn when skipping an incompatible library (default) −−no−warn−search−mismatch Don't warn when skipping an incompatible library −−warn−shared−textrel Warn if text segment is not shareable −−no−warn−shared−textrel Do not warn if text segment is not shareable (default) −−warn−unresolved−symbols Report unresolved symbols as warnings −−error−unresolved−symbols Report unresolved symbols as errors (default) −z buildd Dummy z option −−no−wchar−size−warning (ARM only) Do not warn about objects with incompatible wchar_t sizes −−weak−unresolved−symbols Convert unresolved symbols to weak references −−whole−archive Include all archive contents −−no−whole−archive Include only needed archive contents (default) −−wrap SYMBOL Use wrapper functions for SYMBOL −x, −−discard−all Delete all local symbols −X, −−discard−locals Delete all temporary local symbols −−discard−none Keep all local symbols −y SYMBOL, −−trace−symbol SYMBOL Trace references to symbol −−undefined−version Allow unused version in script (default) −−no−undefined−version Do not allow unused version in script −Y PATH Default search path for Solaris compatibility −(, −−start−group Start a library search group −), −−end−group End a library search group −z bndplt (x86−64 only) Generate a BND PLT for Intel MPX −z nobndplt Generate a regular PLT (default) −z combreloc Sort dynamic relocs (default) −z nocombreloc Do not sort dynamic relocs −z common−page−size=SIZE Set common page size to SIZE −z defs Report undefined symbols (even with −−shared) −z execstack Mark output as requiring executable stack −z global Make symbols in DSO available for subsequently loaded objects −z initfirst Mark DSO to be initialized first at runtime −z interpose Mark object to interpose all DSOs but executable −z lazy Mark object for lazy runtime binding (default) −z loadfltr Mark object requiring immediate process −z max−page−size=SIZE Set maximum page size to SIZE −z muldefs Allow multiple definitions of symbols −z nocopyreloc Do not create copy relocs −z nodefaultlib Mark object not to use default search paths −z nodelete Mark DSO non−deletable at runtime −z nodlopen Mark DSO not available to dlopen −z nodump Mark DSO not available to dldump −z noexecstack Mark output as not requiring executable stack −z now Mark object for immediate function binding −z origin Mark DSO to indicate that needs immediate $ORIGIN processing at runtime −z relro Where possible mark variables read−only after relocation (default) −z norelro Don't mark variables read−only after relocation −z stack−size=SIZE Set PT_GNU_STACK segment p_memsz to SIZE −z start−stop−visibility=[default,internal,hidden,protected] ELF symbol visibility for synthesized __start_* and __stop_* symbols −z text Do not permit relocations in read−only segments −z notext Permit relocations in read−only segments (default) −z textoff Permit relocations in read−only segments (default) −z text−unlikely−segment Move .text.unlikely sections to a separate segment. −z notext−unlikely−segment Do not move .text.unlikely sections to a separate segment. (default) −z keep−text−section−prefix Keep .text.hot, .text.startup, .text.exit and .text.unlikely as separate sections in the final binary. −z nokeep−text−section−prefix Merge all .text.* prefix sections. (default) debian/tmp/usr/bin/ld.gold: supported targets: elf32−iamcu elf32−i386 elf32−i386−freebsd elf32−i386−nacl elf32−x86−64 elf32−x86−64−freebsd elf32−x86−64−nacl elf64−x86−64 elf64−x86−64−freebsd elf64−x86−64−nacl debian/tmp/usr/bin/ld.gold: supported emulations: elf_iamcu elf_i386 elf_i386_nacl elf32_x86_64 elf32_x86_64_nacl elf_x86_64 elf_x86_64_nacl
REPORTING BUGSReport bugs to <http://www.sourceware.org/bugzilla/>
COPYRIGHTCopyright © 2020 Free Software Foundation, Inc. This program is free software; you may redistribute it under the terms of the GNU General Public License version 3 or (at your option) a later version. This program has absolutely no warranty. 0
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