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Fix unportable assumptions about alignment of local char[n] variables.

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This commit is contained in:
Tom Lane
2001-03-25 23:23:59 +00:00
parent 571dbe4606
commit ccd415c63f
4 changed files with 82 additions and 53 deletions
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13
src/backend/utils/mb/wstrncmp.c
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@@ -43,14 +43,12 @@ register const pg_wchar *s1,
*s2;
register size_t n;
{
if (n == 0)
return 0;
do
{
if (*s1 != *s2++)
return (*(const pg_wchar *) s1 -
*(const pg_wchar *) (s2 - 1));
return (*s1 - *(s2 - 1));
if (*s1++ == 0)
break;
} while (--n != 0);
@@ -63,14 +61,12 @@ register const char *s1;
register const pg_wchar *s2;
register size_t n;
{
if (n == 0)
return 0;
do
{
if ((pg_wchar) * s1 != *s2++)
return (*(const pg_wchar *) s1 -
*(const pg_wchar *) (s2 - 1));
if ((pg_wchar) ((unsigned char) *s1) != *s2++)
return ((pg_wchar) ((unsigned char) *s1) - *(s2 - 1));
if (*s1++ == 0)
break;
} while (--n != 0);
@@ -83,6 +79,7 @@ const pg_wchar *str;
{
register const pg_wchar *s;
for (s = str; *s; ++s);
for (s = str; *s; ++s)
;
return (s - str);
}