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Don't dereference iterator in memory helpers if size == 0

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Matias Fontanini
2017-05-10 18:44:55 -07:00
parent afb6ad488c
commit f1e726f503
1 changed files with 4 additions and 0 deletions
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4
include/tins/memory_helpers.h
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@@ -143,6 +143,10 @@ public:
if (TINS_UNLIKELY(size_ < length)) { if (TINS_UNLIKELY(size_ < length)) {
throw serialization_error(); throw serialization_error();
} }
// VC doesn't like dereferencing empty vector's iterators so check this here
if (TINS_UNLIKELY(length == 0)) {
return;
}
std::memcpy(buffer_, &*start, length); std::memcpy(buffer_, &*start, length);
skip(length); skip(length);
} }