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author | Jerry DeLisle <jvdelisle@gcc.gnu.org> | 2007-06-22 16:21:23 +0000 |
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committer | Jerry DeLisle <jvdelisle@gcc.gnu.org> | 2007-06-22 16:21:23 +0000 |
commit | 37775e79ee9baac8d0037ac2fc30f386111a7a45 (patch) | |
tree | ab311255204b47848e5de074be7c88624214fb8c | |
parent | 9064c53336c60cb5f21d2c8551e707522d1a5575 (diff) | |
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re PR fortran/32360 (GFORTRAN WON'T COMPILE 'DATA PTR1 /NULL ()/' WHEN PTR1 HAS POINTER ATTRIBUTE)
2007-06-22 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/32360
* expr.c (gfc_check_assign): If the rvalue expression type is NULL_EXPR,
check to see if the lvalue has attribute pointer and data.
From-SVN: r125949
-rw-r--r-- | gcc/fortran/ChangeLog | 6 | ||||
-rw-r--r-- | gcc/fortran/expr.c | 18 |
2 files changed, 18 insertions, 6 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index befa318..f323886 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,9 @@ +2007-06-22 Jerry DeLisle <jvdelisle@gcc.gnu.org> + + PR fortran/32360 + * expr.c (gfc_check_assign): If the rvalue expression type is NULL_EXPR, + check to see if the lvalue has attribute pointer and data. + 2007-06-21 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR fortran/31162 diff --git a/gcc/fortran/expr.c b/gcc/fortran/expr.c index 00ed9a0..d3f0ddf 100644 --- a/gcc/fortran/expr.c +++ b/gcc/fortran/expr.c @@ -2407,12 +2407,18 @@ gfc_check_assign (gfc_expr *lvalue, gfc_expr *rvalue, int conform) return FAILURE; } - if (rvalue->expr_type == EXPR_NULL) - { - gfc_error ("NULL appears on right-hand side in assignment at %L", - &rvalue->where); - return FAILURE; - } + if (rvalue->expr_type == EXPR_NULL) + { + if (lvalue->symtree->n.sym->attr.pointer + && lvalue->symtree->n.sym->attr.data) + return SUCCESS; + else + { + gfc_error ("NULL appears on right-hand side in assignment at %L", + &rvalue->where); + return FAILURE; + } + } if (sym->attr.cray_pointee && lvalue->ref != NULL |