copy(...)

src/gb/gb.h

@@ -6625,6 +6625,8 @@ gb_global gbUtf8AcceptRange const gb__utf8_accept_ranges[] = {
 
 
 isize gb_utf8_decode(u8 const *str, isize str_len, Rune *codepoint_out) {
+
+
 	isize width = 0;
 	Rune codepoint = GB_RUNE_INVALID;
 
@@ -6639,6 +6641,11 @@ isize gb_utf8_decode(u8 const *str, isize str_len, Rune *codepoint_out) {
 			width = 1;
 			goto end;
 		}
+		if (s0 < 0x80) {
+			codepoint = s0;
+			width = 1;
+			goto end;
+		}
 
 		sz = x&7;
 		accept = gb__utf8_accept_ranges[x>>4];