Reword ImTextCharFromUtf8() to avoid a warning + marked UTF-8 functions with IM_MSVC_RUNTIME_CHECKS_OFF. (#5987)

First change confirmed same code-gen.
This commit is contained in:
ocornut 2023-01-11 17:10:53 +01:00
parent 1297a2be52
commit 55b8ce9b23

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@ -1967,6 +1967,8 @@ void* ImFileLoadToMemory(const char* filename, const char* mode, size_t* out_f
// [SECTION] MISC HELPERS/UTILITIES (ImText* functions)
//-----------------------------------------------------------------------------
IM_MSVC_RUNTIME_CHECKS_OFF
// Convert UTF-8 to 32-bit character, process single character input.
// A nearly-branchless UTF-8 decoder, based on work of Christopher Wellons (https://github.com/skeeto/branchless-utf8).
// We handle UTF-8 decoding error by skipping forward.
@ -1978,7 +1980,7 @@ int ImTextCharFromUtf8(unsigned int* out_char, const char* in_text, const char*
static const int shiftc[] = { 0, 18, 12, 6, 0 };
static const int shifte[] = { 0, 6, 4, 2, 0 };
int len = lengths[*(const unsigned char*)in_text >> 3];
int wanted = len + !len;
int wanted = len + (len ? 0 : 1);
if (in_text_end == NULL)
in_text_end = in_text + wanted; // Max length, nulls will be taken into account.
@ -2142,6 +2144,7 @@ int ImTextCountUtf8BytesFromStr(const ImWchar* in_text, const ImWchar* in_text_e
}
return bytes_count;
}
IM_MSVC_RUNTIME_CHECKS_RESTORE
//-----------------------------------------------------------------------------
// [SECTION] MISC HELPERS/UTILITIES (Color functions)