#11744: Latest Xcode update violates POSIX compliance of `nm -P` ---------------------------------+---------------------------------------- Reporter: hvr | Owner: Type: bug | Status: new Priority: normal | Milestone: Component: Build System | Version: Resolution: | Keywords: Operating System: MacOS X | Architecture: Unknown/Multiple Type of failure: None/Unknown | Test Case: Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | ---------------------------------+---------------------------------------- Comment (by carter): heres a listing of the new apple nm flag options/output, for comparision with the prior one {{{ $ /Users/carter/Desktop/bad-cli-tools/Command\ Line\ Tools\ \(OS\ X\ 10.11\)/CLTools_Executables.pkg.cpio.xz/Library/Developer/CommandLineTools/usr/bin/nm --help OVERVIEW: llvm symbol table dumper USAGE: nm [options] <input files> --s Dump only symbols from this segment and section name, Mach-O only OPTIONS: General options: -B - Alias for --format=bsd -P - Alias for --format=posix -aarch64-neon-syntax - Choose style of NEON code to emit from AArch64 backend: =generic - Emit generic NEON assembly =apple - Emit Apple-style NEON assembly -arch=<string> - architecture(s) from a Mach-O file to dump -debug-syms - Show all symbols, even debugger only -defined-only - Show only defined symbols -dynamic - Display the dynamic symbols instead of normal symbols. -enable-objc-arc-opts - enable/disable all ARC Optimizations -enable-scoped-noalias - -enable-tbaa - -extern-only - Show only external symbols -format - Specify output format =bsd - BSD format =sysv - System V format =posix - POSIX.2 format =darwin - Darwin -m format -join-liveintervals - Coalesce copies (default=true) -just-symbol-name - Print just the symbol's name -m - Alias for --format=darwin -no-llvm-bc - Disable LLVM bitcode reader -no-sort - Show symbols in order encountered -numeric-sort - Sort symbols by address -print-after-all - Print IR after each pass -print-armap - Print the archive map -print-before-all - Print IR before each pass -print-file-name - Precede each symbol with the object file it came from -print-size - Show symbol size instead of address -reverse-sort - Sort in reverse order -rng-seed=<seed> - Seed for the random number generator -s=<string> - Dump only symbols from this segment and section name, Mach-O only -size-sort - Sort symbols by size -stackmap-version=<int> - Specify the stackmap encoding version (default = 1) -time-passes - Time each pass, printing elapsed time for each on exit -undefined-only - Show only undefined symbols -verify-dom-info - Verify dominator info (time consuming) -verify-loop-info - Verify loop info (time consuming) -verify-scev - Verify ScalarEvolution's backedge taken counts (slow) -x - Print symbol entry in hex, Mach-O only -x86-asm-syntax - Choose style of code to emit from X86 backend: =att - Emit AT&T-style assembly =intel - Emit Intel-style assembly Generic Options: -help - Display available options (-help-hidden for more) -help-list - Display list of available options (-help-list- hidden for more) -version - Display the version of this program }}} -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/11744#comment:6 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler