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Subject: Function to fail at build time?
Date: Thu, 26 Jun 2025 01:55:02 +0200
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Thread-Topic: Function to fail at build time?
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From: =?iso-8859-1?Q?Morten_Br=F8rup?= <mb@smartsharesystems.com>
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I was wondering if this was somehow possible:

#define RTE_VERIFY(exp) do { \
+	if (__rte_constant(exp)) \
+		FAIL_AT_BUILD_TIME(); \
	if (unlikely(!(exp))) \
		rte_panic("line %d\tassert \"%s\" failed\n", __LINE__, #exp); \
} while (0)

I tried static_assert(), but it cannot be used in this way.

-Morten