[Bug fortran/12456] please recognize Fortran STRING(K:K) as single character
fengwang at gcc dot gnu dot org
gcc-bugzilla@gcc.gnu.org
Mon Jan 9 02:54:00 GMT 2006
------- Comment #13 from fengwang at gcc dot gnu dot org 2006-01-09 02:54 -------
Subject: Bug 12456
Author: fengwang
Date: Mon Jan 9 02:54:25 2006
New Revision: 109491
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=109491
Log:
fortran
2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
PR fortran/12456
* trans-expr.c (gfc_to_single_character): New function that converts
string to single character if its length is 1.
(gfc_build_compare_string):New function that compare string and handle
single character specially.
(gfc_conv_expr_op): Use gfc_build_compare_string.
(gfc_trans_string_copy): Use gfc_to_single_character.
* trans-intrinsic.c (gfc_conv_intrinsic_strcmp): Use
gfc_build_compare_string.
* trans.h (gfc_build_compare_string): Add prototype.
2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
* simplify.c (gfc_simplify_char): Use UCHAR_MAX instead of literal
constant.
(gfc_simplify_ichar): Get the result from unsinged char and in the
range 0 to UCHAR_MAX instead of CHAR_MIN to CHAR_MAX.
testsuite
2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
PR fortran/12456
* gfortran.dg/single_char_string.f90: New test.
2006-01-09 Feng Wang <fengwang@nudt.edu.cn>
* gfortran.dg/ichar2.f90: New test.
Added:
branches/gcc-4_1-branch/gcc/testsuite/gfortran.dg/ichar_2.f90
branches/gcc-4_1-branch/gcc/testsuite/gfortran.dg/single_char_string.f90
Modified:
branches/gcc-4_1-branch/gcc/fortran/ChangeLog
branches/gcc-4_1-branch/gcc/fortran/simplify.c
branches/gcc-4_1-branch/gcc/fortran/trans-expr.c
branches/gcc-4_1-branch/gcc/fortran/trans-intrinsic.c
branches/gcc-4_1-branch/gcc/fortran/trans.h
branches/gcc-4_1-branch/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12456
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