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| author | Thomas Koenig <Thomas.Koenig@online.de> | 2006-06-01 19:23:56 +0000 |
|---|---|---|
| committer | Thomas Koenig <tkoenig@gcc.gnu.org> | 2006-06-01 19:23:56 +0000 |
| commit | 47fe00d8f5ae7ba8e66f1c97f969eb87a4695ffe (patch) | |
| tree | 5efb54dbef143558582bc811fea1879150fca2a4 /gcc/fortran/arith.c | |
| parent | df5c71ac3c955306a63994af858694a29b2e6217 (diff) | |
| download | gcc-47fe00d8f5ae7ba8e66f1c97f969eb87a4695ffe.zip gcc-47fe00d8f5ae7ba8e66f1c97f969eb87a4695ffe.tar.gz gcc-47fe00d8f5ae7ba8e66f1c97f969eb87a4695ffe.tar.bz2 | |
re PR fortran/27715 (Extented ASCII characters lead to wrong "CASE" selection)
2006-06-01 Thomas Koenig <Thomas.Koenig@online.de>
PR fortran/27715
* arith.c: Cast the characters from the strings to unsigned
char to avoid values less than 0 for extended ASCII.
2006-06-01 Thomas Koenig <Thomas.Koenig@online.de>
PR fortran/27715
* gfortran.dg/extended_char_comparison_1.f: New test.
From-SVN: r114317
Diffstat (limited to 'gcc/fortran/arith.c')
| -rw-r--r-- | gcc/fortran/arith.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/fortran/arith.c b/gcc/fortran/arith.c index a65447a..348b87f 100644 --- a/gcc/fortran/arith.c +++ b/gcc/fortran/arith.c @@ -1133,8 +1133,10 @@ gfc_compare_string (gfc_expr * a, gfc_expr * b, const int *xcoll_table) for (i = 0; i < len; i++) { - ac = (i < alen) ? a->value.character.string[i] : ' '; - bc = (i < blen) ? b->value.character.string[i] : ' '; + /* We cast to unsigned char because default char, if it is signed, + would lead to ac<0 for string[i] > 127. */ + ac = (unsigned char) ((i < alen) ? a->value.character.string[i] : ' '); + bc = (unsigned char) ((i < blen) ? b->value.character.string[i] : ' '); if (xcoll_table != NULL) { |