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Check argument index

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This commit is contained in:
Victor Zverovich 2017-07-12 13:24:51 -04:00
parent 4193485b43
commit 8f4b918c5b
1 changed files with 4 additions and 2 deletions
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6
fmt/format.h
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@ -1626,10 +1626,12 @@ class basic_args {
uint64_t num_args = -signed_types;
return index < num_args ? args_[index] : format_arg();
}
if (index > internal::MAX_PACKED_ARGS)
return format_arg();
format_arg arg;
if (index > internal::MAX_PACKED_ARGS)
return arg;
arg.type_ = type(index);
if (arg.type_ == internal::NONE)
return arg;
internal::value<Context> &val = arg.value_;
val = values_[index];
return arg;