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decNumber.c (decStrEq): Cast string contents to unsigned char instead of int before calling tolower. 

* decNumber.c (decStrEq): Cast string contents to unsigned char
        instead of int before calling tolower.

From-SVN: r108862
This commit is contained in:
Roger Sayle 2005-12-20 18:48:47 +00:00 committed by Roger Sayle
parent 5e739d00c8
commit 7d0e51567d
2 changed files with 10 additions and 3 deletions
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5
libdecnumber/ChangeLog
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@ -1,3 +1,8 @@
2005-12-20 Roger Sayle <roger@eyesopen.com>
* decNumber.c (decStrEq): Cast string contents to unsigned char
instead of int before calling tolower.
2005-12-20 Roger Sayle <roger@eyesopen.com> 2005-12-20 Roger Sayle <roger@eyesopen.com>
* decNumber.c (decStrEq): Cast operands to int before calling * decNumber.c (decStrEq): Cast operands to int before calling

8
libdecnumber/decNumber.c
View File

@ -5438,14 +5438,16 @@ decStrEq (const char *str1, const char *str2)
{ {
for (;; str1++, str2++) for (;; str1++, str2++)
{ {
if (*str1 == *str2) unsigned char u1 = (unsigned char) *str1;
unsigned char u2 = (unsigned char) *str2;
if (u1 == u2)
{ {
if (*str1 == '\0') if (u1 == '\0')
break; break;
} }
else else
{ {
if (tolower ((int) *str1) != tolower ((int) *str2)) if (tolower (u1) != tolower (u2))
return 0; return 0;
} }
} /* stepping */ } /* stepping */