Fix undefined behaviour

4 years ago · d66cc3b7ae
parent aba735e615
commit d66cc3b7ae
1 changed files with 1 additions and 1 deletions
--- a/extern/Base64/Base64.h
+++ b/extern/Base64/Base64.h
@ -48,7 +48,7 @@ class Base64 {
    size_t out_len = 4 * ((in_len + 2) / 3);
    std::string ret(out_len, '\0');
    size_t i;
-    char *p = const_cast<char*>(ret.c_str());
+    char *p = ret.data();

    for (i = 0; i < in_len - 2; i += 3) {
      *p++ = sEncodingTable[(data[i] >> 2) & 0x3F];