On 06/21/2017 05:25 PM, H.J. Lu wrote: > GNU_PROPERTY_X86_FEATURE_1_SHSTK is set on output only if it is set on > all relocatable inputs, which means that the C library must be compiled > with SHSTK-enabled compiler. I don't think this is sufficiently detailed for an ABI specification. It needs to say what an SHSTK-enabled compiler does. Thanks, Florian