MSVC does not have a __builtin_constant_p intrinsic so provide __rte_constant(e) that expands false for MSVC and to the intrinsic for GCC.
Signed-off-by: Tyler Retzlaff <roret...@linux.microsoft.com> --- lib/eal/include/rte_common.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/eal/include/rte_common.h b/lib/eal/include/rte_common.h index 298a5c6..d520be6 100644 --- a/lib/eal/include/rte_common.h +++ b/lib/eal/include/rte_common.h @@ -44,6 +44,12 @@ #endif #endif +#ifdef RTE_TOOLCHAIN_MSVC +#define __rte_constant(e) 0 +#else +#define __rte_constant(e) __extension__(__builtin_constant_p(e)) +#endif + /* * RTE_TOOLCHAIN_GCC is defined if the target is built with GCC, * while a host application (like pmdinfogen) may have another compiler. -- 1.8.3.1