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| author | Tobias Burnus <burnus@net-b.de> | 2008-09-10 13:54:08 +0200 |
|---|---|---|
| committer | Tobias Burnus <burnus@gcc.gnu.org> | 2008-09-10 13:54:08 +0200 |
| commit | 06c7153ff1c52ab47808fc00b72b98894ec858b8 (patch) | |
| tree | 4b1804650c69f8c70dc898ed525903125bdbcdbf /gcc | |
| parent | 99e395c716b65987be6f026628bc2122990b5347 (diff) | |
| download | gcc-06c7153ff1c52ab47808fc00b72b98894ec858b8.zip gcc-06c7153ff1c52ab47808fc00b72b98894ec858b8.tar.gz gcc-06c7153ff1c52ab47808fc00b72b98894ec858b8.tar.bz2 | |
re PR fortran/37420 (-Wunused-variable broken)
2008-09-10 Tobias Burnus <burnus@net-b.de>
PR fortran/37420
* trans-decl.c (get_proc_pointer_decl): Fix -Wunused-variable.
2008-09-10 Tobias Burnus <burnus@net-b.de>
PR fortran/37420
* gfortran.dg/warn_unused_var.f90: New test.
* gfortran.dg/warn_unused_var.f90: Add cleanup-modules.
From-SVN: r140229
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/fortran/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fortran/trans-decl.c | 16 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/implicit_12.f90 | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/warn_unused_var.f90 | 7 |
5 files changed, 29 insertions, 7 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index c8f1aaf..eef75e2 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2008-09-10 Tobias Burnus <burnus@net-b.de> + + PR fortran/37420 + * trans-decl.c (get_proc_pointer_decl): Fix -Wunused-variable. + 2008-09-09 Daniel Kraft <d@domob.eu> PR fortran/37429 diff --git a/gcc/fortran/trans-decl.c b/gcc/fortran/trans-decl.c index 72f5973..ec00ee2 100644 --- a/gcc/fortran/trans-decl.c +++ b/gcc/fortran/trans-decl.c @@ -1170,7 +1170,8 @@ get_proc_pointer_decl (gfc_symbol *sym) decl = build_decl (VAR_DECL, get_identifier (sym->name), build_pointer_type (gfc_get_function_type (sym))); - if (sym->ns->proc_name->backend_decl == current_function_decl + if ((sym->ns->proc_name + && sym->ns->proc_name->backend_decl == current_function_decl) || sym->attr.contained) gfc_add_decl_to_function (decl); else @@ -3476,11 +3477,6 @@ generate_local_decl (gfc_symbol * sym) { if (sym->attr.flavor == FL_VARIABLE) { - /* Check for dependencies in the array specification and string - length, adding the necessary declarations to the function. We - mark the symbol now, as well as in traverse_ns, to prevent - getting stuck in a circular dependency. */ - sym->mark = 1; if (!sym->attr.dummy && !sym->ns->proc_name->attr.entry_master) generate_dependency_declarations (sym); @@ -3516,6 +3512,12 @@ generate_local_decl (gfc_symbol * sym) gfc_get_symbol_decl (sym); } + /* Check for dependencies in the array specification and string + length, adding the necessary declarations to the function. We + mark the symbol now, as well as in traverse_ns, to prevent + getting stuck in a circular dependency. */ + sym->mark = 1; + /* We do not want the middle-end to warn about unused parameters as this was already done above. */ if (sym->attr.dummy && sym->backend_decl != NULL_TREE) @@ -3545,7 +3547,7 @@ generate_local_decl (gfc_symbol * sym) &sym->result->declared_at); /* Prevents "Unused variable" warning for RESULT variables. */ - sym->mark = sym->result->mark = 1; + sym->result->mark = 1; } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 51332f3..f78e376 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,9 @@ +2008-09-10 Tobias Burnus <burnus@net-b.de> + + PR fortran/37420 + * gfortran.dg/warn_unused_var.f90: New test. + * gfortran.dg/warn_unused_var.f90: Add cleanup-modules. + 2008-09-10 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/37353 diff --git a/gcc/testsuite/gfortran.dg/implicit_12.f90 b/gcc/testsuite/gfortran.dg/implicit_12.f90 index 8136a18..4e9c256 100644 --- a/gcc/testsuite/gfortran.dg/implicit_12.f90 +++ b/gcc/testsuite/gfortran.dg/implicit_12.f90 @@ -21,3 +21,5 @@ program startest if('#'//Q2//'#' /='#abcdefghijkl#') call abort() call sub('ABCDEFGHIJKLM') ! len=13 end program startest + +! { dg-final { cleanup-modules "mod" } } diff --git a/gcc/testsuite/gfortran.dg/warn_unused_var.f90 b/gcc/testsuite/gfortran.dg/warn_unused_var.f90 new file mode 100644 index 0000000..1858e68 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/warn_unused_var.f90 @@ -0,0 +1,7 @@ +! { dg-do compile } +! { dg-options "-Wunused-variable" } +! +! PR fortran/37420 +! +integer :: i ! { dg-warning "Unused variable" } +end |