diff options
author | burnus <burnus@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-12-10 19:53:07 +0000 |
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committer | burnus <burnus@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-12-10 19:53:07 +0000 |
commit | 3ea52af31c6ee2b96ce6be5ac7c4aa336a05f01e (patch) | |
tree | fd873c228f212288e3d63dae896648e0ca50835b /gcc/fortran/match.c | |
parent | fce068fdbd2d4d13d3c57cb16bc9d17f22f36af1 (diff) | |
download | gcc-3ea52af31c6ee2b96ce6be5ac7c4aa336a05f01e.tar.gz |
fortran/
2006-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/23994
* interface.c (compare_actual_formal): PROTECTED is incompatible
with intent(out).
* symbol.c (check_conflict): Check for PROTECTED conflicts.
(gfc_add_protected): New function.
(gfc_copy_attr): Copy PROTECTED attribute.
* decl.c (match_attr_spec): Add PROTECTED support.
(gfc_match_protected): New function.
* dump-parse-tree.c (gfc_show_attr): Add PROTECTED support.
* gfortran.h (gfc_symbol): Add protected flag.
Add gfc_add_protected prototype.
* expr.c (gfc_check_pointer_assign): Add PROTECTED support.
* module.c (ab_attribute, attr_bits, mio_symbol_attribute,
mio_symbol_attribute):
Add PROTECTED support.
* resolve.c (resolve_equivalence): Add PROTECTED support.
* match.c (gfc_match_assignment,)gfc_match_pointer_assignment:
Check PROTECTED attribute.
* match.h: Add gfc_match_protected prototype.
* parse.c (decode_statement): Match PROTECTED statement.
* primary.c (match_variable): Add PROTECTED support.
testsuite/
2006-12-10 Tobias Burnus <burnus@net-b.de>
PR fortran/23994
* gfortran.dg/protected_1.f90: New test.
* gfortran.dg/protected_2.f90: New test.
* gfortran.dg/protected_3.f90: New test.
* gfortran.dg/protected_4.f90: New test.
* gfortran.dg/protected_5.f90: New test.
* gfortran.dg/protected_6.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@119709 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fortran/match.c')
-rw-r--r-- | gcc/fortran/match.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/fortran/match.c b/gcc/fortran/match.c index 413487d6f4b..0dc2c7295b1 100644 --- a/gcc/fortran/match.c +++ b/gcc/fortran/match.c @@ -852,6 +852,15 @@ gfc_match_assignment (void) return MATCH_NO; } + if (lvalue->symtree->n.sym->attr.protected + && lvalue->symtree->n.sym->attr.use_assoc) + { + gfc_current_locus = old_loc; + gfc_free_expr (lvalue); + gfc_error ("Setting value of PROTECTED variable at %C"); + return MATCH_ERROR; + } + rvalue = NULL; m = gfc_match (" %e%t", &rvalue); if (m != MATCH_YES) @@ -898,6 +907,15 @@ gfc_match_pointer_assignment (void) if (m != MATCH_YES) goto cleanup; + if (lvalue->symtree->n.sym->attr.protected + && lvalue->symtree->n.sym->attr.use_assoc) + { + gfc_error ("Assigning to a PROTECTED pointer at %C"); + m = MATCH_ERROR; + goto cleanup; + } + + new_st.op = EXEC_POINTER_ASSIGN; new_st.expr = lvalue; new_st.expr2 = rvalue; |