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Merge pull request #14117 from milseman/sanitime_runty

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[string] sanity check for runtime size
This commit is contained in:
Michael Ilseman
2018-01-23 23:06:31 -08:00
committed by GitHub
parent 1eea616928 5b716bd4bc
commit ccdba811f1
1 changed files with 13 additions and 0 deletions
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13
stdlib/public/core/StringGuts.swift
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@@ -84,6 +84,19 @@ extension _StringGuts {
} else {
fatalError("Unimplemented string form")
}
#if arch(i386) || arch(arm)
_sanityCheck(MemoryLayout<String>.size == 12, """
the runtime is depending on this, update Reflection.mm and \
this if you change it
""")
#else
_sanityCheck(MemoryLayout<String>.size == 16, """
the runtime is depending on this, update Reflection.mm and \
this if you change it
""")
#endif
#endif // INTERNAL_CHECKS_ENABLED
}