minor #531 Fix registrering grapheme_str_split() (nicolas-grekas)

This PR was merged into the 1.x branch.

Discussion
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Fix registrering grapheme_str_split()

Commits
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4e555bd Fix registrering grapheme_str_split()

Author: nicolas-grekas

src/Intl/Grapheme/bootstrap.php

@@ -11,10 +11,6 @@
 
 use Symfony\Polyfill\Intl\Grapheme as p;
 
-if (extension_loaded('intl')) {
-    return;
-}
-
 if (\PHP_VERSION_ID >= 80000) {
     return require __DIR__.'/bootstrap80.php';
 }

src/Intl/Grapheme/bootstrap80.php

@@ -11,6 +11,14 @@
 
 use Symfony\Polyfill\Intl\Grapheme as p;
 
+if (!function_exists('grapheme_str_split')) {
+    function grapheme_str_split(string $string, int $length = 1): array|false { return p\Grapheme::grapheme_str_split($string, $length); }
+}
+
+if (extension_loaded('intl')) {
+    return;
+}
+
 if (!defined('GRAPHEME_EXTR_COUNT')) {
     define('GRAPHEME_EXTR_COUNT', 0);
 }
@@ -48,6 +56,3 @@ function grapheme_strstr(?string $haystack, ?string $needle, ?bool $beforeNeedle
 if (!function_exists('grapheme_substr')) {
     function grapheme_substr(?string $string, ?int $offset, ?int $length = null): string|false { return p\Grapheme::grapheme_substr((string) $string, (int) $offset, $length); }
 }
-if (!function_exists('grapheme_str_split')) {
-    function grapheme_str_split(string $string, int $length = 1): array|false { return p\Grapheme::grapheme_str_split($string, $length); }
-}