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-rw-r--r--src/vppinfra/error_bootstrap.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/vppinfra/error_bootstrap.h b/src/vppinfra/error_bootstrap.h
index 248d389d0f2..18d2176812d 100644
--- a/src/vppinfra/error_bootstrap.h
+++ b/src/vppinfra/error_bootstrap.h
@@ -91,6 +91,10 @@ do { \
#define STATIC_ASSERT_OFFSET_OF(s, e, o) \
STATIC_ASSERT (STRUCT_OFFSET_OF(s,e) == o, "Offset of " #s "." #e " must be " # o)
+#define STATIC_ASSERT_FITS_IN(s, e, o) \
+ STATIC_ASSERT (STRUCT_OFFSET_OF(s,e) <= (o - sizeof(((s *)0)->e)), \
+ #s "." #e " does not fit into " # o " bytes")
+
/* Assert without allocating memory. */
#define ASSERT_AND_PANIC(truth) \
do { \