id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
10343,Error: selected processor does not support ARM mode,rjgebis@…,,"I am trying to build 1_55 and not just released 1_56 on ARM and I am betting errors such as.
also passing --without-context does not bypasses it.

root@imx6qsabrelite:~# g++ --version
g++ (GCC) 4.8.1
Copyright (C) 2013 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

./b2 -j2 --prefix=/usr/local/boost-1.56.0 debug-symbols=off --without-context  --without-mpi cxxflags='-fPIC -std=c++11 -mcpu=cortex-a9 -mfpu=neon' threading=multi variant=release

talking out all cxxflags does not change anything related to below errors

libs/context/src/asm/jump_arm_aapcs_elf_gas.S: Assembler messages:
libs/context/src/asm/jump_arm_aapcs_elf_gas.S:62: Error: selected processor does not support ARM mode `vstmia a4,{d8-d15}'
libs/context/src/asm/jump_arm_aapcs_elf_gas.S:66: Error: selected processor does not support ARM mode `vldmia a4,{d8-d15}’

read elf on g++ shows 

File Attributes
  Tag_CPU_name: ""7-A""
  Tag_CPU_arch: v7
  Tag_CPU_arch_profile: Application
  Tag_ARM_ISA_use: Yes
  Tag_THUMB_ISA_use: Thumb-2
  Tag_FP_arch: VFPv3
  Tag_Advanced_SIMD_arch: NEONv1
  Tag_ABI_PCS_wchar_t: 4
  Tag_ABI_FP_rounding: Needed
  Tag_ABI_FP_denormal: Needed
  Tag_ABI_FP_exceptions: Needed
  Tag_ABI_FP_number_model: IEEE 754
  Tag_ABI_align_needed: 8-byte
  Tag_ABI_align_preserved: 8-byte, except leaf SP
  Tag_ABI_enum_size: int
  Tag_ABI_HardFP_use: SP and DP
  Tag_ABI_VFP_args: VFP registers
  Tag_CPU_unaligned_access: v6

readelf -a as

File Attributes
  Tag_CPU_name: ""7-A""
  Tag_CPU_arch: v7
  Tag_CPU_arch_profile: Application
  Tag_ARM_ISA_use: Yes
  Tag_THUMB_ISA_use: Thumb-2
  Tag_FP_arch: VFPv3
  Tag_Advanced_SIMD_arch: NEONv1
  Tag_ABI_PCS_wchar_t: 4
  Tag_ABI_FP_rounding: Needed
  Tag_ABI_FP_denormal: Needed
  Tag_ABI_FP_exceptions: Needed
  Tag_ABI_FP_number_model: IEEE 754
  Tag_ABI_align_needed: 8-byte
  Tag_ABI_align_preserved: 8-byte, except leaf SP
  Tag_ABI_enum_size: int
  Tag_ABI_HardFP_use: SP and DP
  Tag_ABI_VFP_args: VFP registers
  Tag_CPU_unaligned_access: v6

/proc/cpuinfo

Features	: swp half thumb fastmult vfp edsp neon vfpv3
CPU implementer	: 0x41
CPU architecture: 7
CPU variant	: 0x2
CPU part	        : 0xc09
CPU revision	: 10



",Bugs,closed,To Be Determined,Building Boost,Boost 1.56.0,Problem,invalid,,