The following options are target specific:
  -G<number>                  		0
  -m32                        		[disabled]
  -m64                        		[enabled]
  -mabi=altivec               		[disabled]
  -mabi=d32                   		[enabled]
  -mabi=d64                   		[disabled]
  -mabi=elfv1                 		[disabled]
  -mabi=elfv2                 		[disabled]
  -mabi=ibmlongdouble         		[enabled]
  -mabi=ieeelongdouble        		[disabled]
  -mabi=no-altivec            		[enabled]
  -mabi=no-spe                		[enabled]
  -mabi=spe                   		[disabled]
  -mads                       		[disabled]
  -maix-struct-return         		[disabled]
  -malign-                    		power
  -malign-branch-targets      		[enabled]
  -mallow-df-permute          		[disabled]
  -mallow-movmisalign         		[enabled]
  -maltivec                   		[enabled]
  -maltivec=be                		[disabled]
  -maltivec=le                		[disabled]
  -malways-hint               		[enabled]
  -mandroid                   		[disabled]
  -mavoid-indexed-addresses   		[enabled]
  -mbig                       		[disabled]
  -mbig-endian                		[disabled]
  -mbionic                    		[disabled]
  -mbit-align                 		[disabled]
  -mbit-word                  		[disabled]
  -mblock-move-inline-limit=  		0
  -mbss-plt                   		[disabled]
  -mcall-                     		
  -mcmodel=                   		small
  -mcmpb                      		[enabled]
  -mcompat-align-parm         		[enabled]
  -mcpu=                      		power8
  -mcrypto                    		[enabled]
  -mdebug=                    		
  -mdirect-move               		[enabled]
  -mdlmzb                     		[disabled]
  -mdouble-float              		[disabled]
  -meabi                      		[disabled]
  -mefficient-unaligned-vector 		[enabled]
  -memb                       		[disabled]
  -mfloat-gprs=               		no
  -mfp-in-toc                 		[enabled]
  -mfprnd                     		[enabled]
  -mfpu=                      		none
  -mfriz                      		[enabled]
  -mfull-toc                  		[disabled]
  -mfused-madd                		
  -mgen-cell-microcode        		[enabled]
  -mglibc                     		[enabled]
  -mhard-dfp                  		[enabled]
  -mhard-float                		[enabled]
  -mhtm                       		[enabled]
  -minsert-sched-nops=        		
  -misel                      		[disabled]
  -misel=no                   		
  -misel=yes                  		
  -mlittle                    		[enabled]
  -mlittle-endian             		[enabled]
  -mlong-double-<n>           		0
  -mlongcall                  		[disabled]
  -mlra                       		[disabled]
  -mmfcrf                     		[enabled]
  -mmfpgpr                    		[disabled]
  -mminimal-toc               		[disabled]
  -mmulhw                     		[disabled]
  -mmultiple                  		[disabled]
  -mmvme                      		[disabled]
  -mnewlib                    		[disabled]
  -mno-fp-in-toc              		[disabled]
  -mno-sum-in-toc             		[disabled]
  -mno-toc                    		[disabled]
  -mno-traceback              		[disabled]
  -mno-update                 		[disabled]
  -moptimize-swaps            		[enabled]
  -mpaired                    		[disabled]
  -mpointers-to-nested-functions 	[enabled]
  -mpopcntb                   		[enabled]
  -mpopcntd                   		[enabled]
  -mpower8-fusion             		[enabled]
  -mpower8-fusion-sign        		[disabled]
  -mpower8-vector             		[enabled]
  -mpowerpc                   		
  -mpowerpc-gfxopt            		[enabled]
  -mpowerpc-gpopt             		[enabled]
  -mpowerpc64                 		[enabled]
  -mprioritize-restricted-insns= 	0
  -mprofile-kernel            		[disabled]
  -mprototype                 		[disabled]
  -mquad-memory               		[enabled]
  -mquad-memory-atomic        		[enabled]
  -mrecip                     		[disabled]
  -mrecip-precision           		[enabled]
  -mrecip=                    		
  -mregnames                  		[disabled]
  -mrelocatable               		[disabled]
  -mrelocatable-lib           		[disabled]
  -msave-toc-indirect         		[disabled]
  -msched-costly-dep=         		
  -msched-epilog              		[enabled]
  -msched-groups              		[enabled]
  -msched-prolog              		[enabled]
  -msdata                     		[disabled]
  -msdata=                    		
  -msecure-plt                		[enabled]
  -mshlib                     		[disabled]
  -msim                       		[disabled]
  -msimple-fpu                		[disabled]
  -msingle-float              		[disabled]
  -msingle-pic-base           		[disabled]
  -msoft-float                		[disabled]
  -mspe                       		[disabled]
  -mspe=no                    		
  -mspe=yes                   		
  -mstack-protector-guard-offset= 	
  -mstack-protector-guard-reg= 		
  -mstack-protector-guard=    		tls
  -mstrict-align              		[disabled]
  -mstring                    		[disabled]
  -msum-in-toc                		[enabled]
  -msvr4-struct-return        		[enabled]
  -mtls-markers               		[enabled]
  -mtls-size=                 		32
  -mtoc                       		[disabled]
  -mtraceback=                		[default]
  -mtune=                     		[default]
  -muclibc                    		[disabled]
  -mupdate                    		[enabled]
  -mupper-regs-df             		[disabled]
  -mupper-regs-sf             		[disabled]
  -mveclibabi=                		
  -mvectorize-builtins        		[enabled]
  -mvrsave                    		[disabled]
  -mvrsave=no                 		
  -mvrsave=yes                		
  -mvsx                       		[enabled]
  -mvsx-align-128             		[disabled]
  -mvsx-scalar-double         		[enabled]
  -mvsx-scalar-float          		[enabled]
  -mvsx-scalar-memory         		
  -mvsx-timode                		[disabled]
  -mwarn-altivec-long         		[enabled]
  -mwarn-cell-microcode       		[disabled]
  -mxilinx-fpu                		[disabled]
  -mxl-compat                 		[disabled]
  -myellowknife               		[disabled]

  Valid arguments to -malign-:
    natural power

  Known code models (for use with the -mcmodel= option):
    large medium small

  Known CPUs (for use with the -mcpu= and -mtune= options):
    401 403 405 405fp 440 440fp 464 464fp 476 476fp 505 601 602 603 603e 604
    604e 620 630 740 7400 7450 750 801 821 823 8540 8548 860 970 G3 G4 G5 a2
    cell e300c2 e300c3 e500mc e500mc64 e5500 e6500 ec603e native power3 power4
    power5 power5+ power6 power6x power7 power8 powerpc powerpc64 powerpc64le
    rs64 titan

  Valid arguments to -mfloat-gprs=:
    double no single yes

  Valid arguments to -mstack-protector-guard=:
    global tls

