diff options
| -rw-r--r-- | gcc/fortran/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fortran/resolve.c | 8 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/stfunc_8.f90 | 9 |
4 files changed, 28 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 4d5088e..e13a46b 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,9 @@ +2013-05-27 Bud Davis <jmdavis@link.com> + + PR fortran/50405 + * resolve.c (resolve_formal_arglist): Detect error when an argument + has the same name as the function. + 2013-05-27 Tobias Burnus <burnus@net-b.de> * expr.c (gfc_build_intrinsic_call): Make symbol as attr.artificial. diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index a63ee93..78a1038 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -306,6 +306,14 @@ resolve_formal_arglist (gfc_symbol *proc) && !resolve_procedure_interface (sym)) return; + if (strcmp (proc->name, sym->name) == 0) + { + gfc_error ("Self-referential argument " + "'%s' at %L is not allowed", sym->name, + &proc->declared_at); + return; + } + if (sym->attr.if_source != IFSRC_UNKNOWN) resolve_formal_arglist (sym); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 40c213f..95330b7 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-05-27 Bud Davis <jmdavis@link.com> + + PR fortran/50405 + * gfortran.dg/stfunc_8.f90: New. + 2013-05-27 Richard Biener <rguenther@suse.de> PR tree-optimization/57343 diff --git a/gcc/testsuite/gfortran.dg/stfunc_8.f90 b/gcc/testsuite/gfortran.dg/stfunc_8.f90 new file mode 100644 index 0000000..f13caca --- /dev/null +++ b/gcc/testsuite/gfortran.dg/stfunc_8.f90 @@ -0,0 +1,9 @@ +! { dg-do compile } +! { dg-options "" } +! +! PR fortran/50405 +! +! Submitted by zeccav@gmail.com +! + f(f) = 0 ! { dg-error "Self-referential argument" } + end |