Update charconv.cc
diff --git a/absl/strings/charconv.cc b/absl/strings/charconv.cc
index 37d6f9f..db2b392 100644
--- a/absl/strings/charconv.cc
+++ b/absl/strings/charconv.cc
@@ -347,7 +347,7 @@
} else {
ptrdiff_t nan_size = input.subrange_end - input.subrange_begin;
nan_size = std::min(nan_size, kNanBufferSize - 1);
- std::copy_n(input.subrange_begin, nan_size, n_char_sequence);
+ std::copy_n(input.subrange_begin, nan_size, const_cast<char *>(n_char_sequence));
n_char_sequence[nan_size] = '\0';
}
char* nan_argument = const_cast<char*>(n_char_sequence);