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* libc/include/ctype.h (__ctype_lookup): Fix precedence.

This commit is contained in:
Eric Blake 2009-11-06 03:27:19 +00:00
parent ac4ad8bffc
commit 73db6db783
2 changed files with 5 additions and 1 deletions
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4
newlib/ChangeLog
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@ -1,3 +1,7 @@
2009-11-06 Jon Turney <jon.turney@dronecode.org.uk>
* libc/include/ctype.h (__ctype_lookup): Fix precedence.
2009-10-30 Corinna Vinschen <corinna@vinschen.de>
* libc/stdio/fflush.c (_fflush_r): Store old errno to check for

2
newlib/libc/include/ctype.h
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@ -54,7 +54,7 @@ extern __IMPORT char *__ctype_ptr__;
Meanwhile, the real index to __ctype_ptr__+1 must be cast to int,
since isalpha(0x100000001LL) must equal isalpha(1), rather than being
an out-of-bounds reference on a 64-bit machine. */
#define __ctype_lookup(__c) ((__ctype_ptr__+sizeof(""[__c]))[(int)__c])
#define __ctype_lookup(__c) ((__ctype_ptr__+sizeof(""[__c]))[(int)(__c)])
#define isalpha(__c) (__ctype_lookup(__c)&(_U|_L))
#define isupper(__c) ((__ctype_lookup(__c)&(_U|_L))==_U)