On Mon, Oct 09, 2017 at 01:11:01PM -0600, Jason Gunthorpe wrote: > On Mon, Oct 09, 2017 at 10:05:19PM +0300, Leon Romanovsky wrote: > > > It means that your glibc is new enough. > > On some systems, the stdint.h contains the following ifdef to protect UINTPTR_MAX > > "#if !defined __cplusplus || defined __STDC_LIMIT_MACROS" > > Ah, that old thing. __STDC_LIMIT_MACROS is removed from the latest > standards, and IIRC, including cstdint isn't even enough to reliably > get the macros under the old standards. > > The commit comment should describe the problem in these terms.. > > So this is the best fix: > > > > #ifdef __cplusplus > > > #include <limits> > > > #define __VERBS_ABI_IS_EXTENDED ((void *)std::numeric_limits<uintptr_t>::max()) > > > #else > > > #define __VERBS_ABI_IS_EXTENDED ((void *)UINTPTR_MAX) > > > #endif > > Because numeric_limits is never subject to __STDC_LIMIT_MACROS Thanks, I'll test it on that system and resend. > > Jason
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