From 58a7b18ba7d593b52521e4d70b4c1b546876c678 Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Sun, 2 Jan 2022 18:18:15 +0100
Subject: Bugfix for C++17, fix comments, fix GCC warnings

---
 include/unicode.h     | 5 ++---
 include/unicode/iso.h | 1 +
 include/unicode/utf.h | 8 ++++----
 3 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'include')

diff --git a/include/unicode.h b/include/unicode.h
index 34812df..feb012a 100644
--- a/include/unicode.h
+++ b/include/unicode.h
@@ -235,8 +235,7 @@ namespace unicode {
                  });
    accu = 0;
    bytes_in_accu = 0;
-  } else
-  if ((accu & 0x80) == 0) { // 1 byte sequence
+  } else if ((accu & 0x80) == 0) { // 1 byte sequence
    append_utf<7>(result, static_cast<char32_t>(accu & 0x7F));
    accu >>= 8;
    bytes_in_accu -= 1;
@@ -307,7 +306,7 @@ namespace unicode {
 
   while (s_index < s_size || bytes_in_accu > 0) {
    while (s_index < s_size && bytes_in_accu < 8) {
-    accu |= static_cast<uint64_t>(*reinterpret_cast<const typename From::value_type*>(&(s.data()[s_index]))) << (bytes_in_accu * 8);
+    accu |= static_cast<uint64_t>(*reinterpret_cast<const uint8_t*>(&(s.data()[s_index]))) << (bytes_in_accu * 8);
     ++s_index;
     bytes_in_accu += sizeof(typename From::value_type);
    }
diff --git a/include/unicode/iso.h b/include/unicode/iso.h
index 9b20afd..1f5f007 100644
--- a/include/unicode/iso.h
+++ b/include/unicode/iso.h
@@ -2,6 +2,7 @@
 
 #include "types.h"
 
+#include <algorithm>
 #include <stdexcept>
 #include <string>
 #include <unordered_map>
diff --git a/include/unicode/utf.h b/include/unicode/utf.h
index 6d7c2f7..1d2f28e 100644
--- a/include/unicode/utf.h
+++ b/include/unicode/utf.h
@@ -43,8 +43,8 @@ namespace unicode::detail {
  template<typename T, typename std::enable_if_t<is_utf_8_v<T>, bool> = true>
  inline bool validate_utf(const std::basic_string<T>& s)
  {
-  int i{};
-  auto size{s.size()};
+  size_t i{};
+  size_t size{s.size()};
   while (i < size) {
    if (is_utf8_sequence(s[i])) {
     i++;
@@ -86,8 +86,8 @@ namespace unicode::detail {
  template<typename T, typename std::enable_if_t<is_utf_16_v<T>, bool> = true>
  inline bool validate_utf(const std::basic_string<T>& s)
  {
-  int i{};
-  auto size{s.size()};
+  size_t i{};
+  size_t size{s.size()};
   while (i < size) {
    if (is_utf16_sequence(s[i])) {
     i++;
-- 
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