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Merge branch 'PHP-8.2' into PHP-8.3

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* PHP-8.2:
  Fix undefined behavior (left shift of negative number)
This commit is contained in:
Dmitry Stogov
2024-05-06 09:52:39 +03:00
parent f5e450d101 f0356612d9
commit 48df7daf43
1 changed files with 3 additions and 3 deletions
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6
ext/standard/image.c
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@@ -749,10 +749,10 @@ static signed short php_ifd_get16s(void *Short, int motorola_intel)
static int php_ifd_get32s(void *Long, int motorola_intel)
{
if (motorola_intel) {
return ((( char *)Long)[0] << 24) | (((unsigned char *)Long)[1] << 16)
| (((unsigned char *)Long)[2] << 8 ) | (((unsigned char *)Long)[3] << 0 );
return ((unsigned)((( char *)Long)[0]) << 24) | (((unsigned char *)Long)[1] << 16)
| ((( char *)Long)[2] << 8 ) | (((unsigned char *)Long)[3] << 0 );
} else {
return ((( char *)Long)[3] << 24) | (((unsigned char *)Long)[2] << 16)
return ((unsigned)((( char *)Long)[3]) << 24) | (((unsigned char *)Long)[2] << 16)
| (((unsigned char *)Long)[1] << 8 ) | (((unsigned char *)Long)[0] << 0 );
}
}