diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 28 |
2 files changed, 21 insertions, 14 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 650bb36..29a0c03 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2000-08-24 Jason Merrill <jason@redhat.com> + + * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, + AT_loc, AT_addr, AT_lbl): Abort on unsuitable input. + (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag, + get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails. + 2000-08-24 Greg McGary <greg@mcgary.org> * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab, diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 731cae6..11e9302 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -4125,7 +4125,7 @@ AT_flag (a) if (a && AT_class (a) == dw_val_class_flag) return a->dw_attr_val.v.val_flag; - return 0; + abort (); } /* Add a signed integer attribute value to a DIE. */ @@ -4153,7 +4153,7 @@ AT_int (a) if (a && AT_class (a) == dw_val_class_const) return a->dw_attr_val.v.val_int; - return 0; + abort (); } /* Add an unsigned integer attribute value to a DIE. */ @@ -4181,7 +4181,7 @@ AT_unsigned (a) if (a && AT_class (a) == dw_val_class_unsigned_const) return a->dw_attr_val.v.val_unsigned; - return 0; + abort (); } /* Add an unsigned double integer attribute value to a DIE. */ @@ -4247,7 +4247,7 @@ AT_string (a) if (a && AT_class (a) == dw_val_class_str) return a->dw_attr_val.v.val_str; - return NULL; + abort (); } /* Add a DIE reference attribute value to a DIE. */ @@ -4275,7 +4275,7 @@ AT_ref (a) if (a && AT_class (a) == dw_val_class_die_ref) return a->dw_attr_val.v.val_die_ref; - return NULL; + abort (); } /* Add an FDE reference attribute value to a DIE. */ @@ -4320,7 +4320,7 @@ AT_loc (a) if (a && AT_class (a) == dw_val_class_loc) return a->dw_attr_val.v.val_loc; - return NULL; + abort (); } /* Add an address constant attribute value to a DIE. */ @@ -4348,7 +4348,7 @@ AT_addr (a) if (a && AT_class (a) == dw_val_class_addr) return a->dw_attr_val.v.val_addr; - return NULL; + abort (); } /* Add a label identifier attribute value to a DIE. */ @@ -4394,7 +4394,7 @@ AT_lbl (a) || AT_class (a) == dw_val_class_lbl_offset)) return a->dw_attr_val.v.val_lbl_id; - return NULL; + abort (); } /* Get the attribute of type attr_kind. */ @@ -4436,7 +4436,7 @@ get_AT_low_pc (die) register dw_die_ref die; { register dw_attr_ref a = get_AT (die, DW_AT_low_pc); - return AT_lbl (a); + return a ? AT_lbl (a) : NULL; } /* Return the "high pc" attribute value, typically associated with @@ -4449,7 +4449,7 @@ get_AT_hi_pc (die) register dw_die_ref die; { register dw_attr_ref a = get_AT (die, DW_AT_high_pc); - return AT_lbl (a); + return a ? AT_lbl (a) : NULL; } /* Return the value of the string attribute designated by ATTR_KIND, or @@ -4461,7 +4461,7 @@ get_AT_string (die, attr_kind) register enum dwarf_attribute attr_kind; { register dw_attr_ref a = get_AT (die, attr_kind); - return AT_string (a); + return a ? AT_string (a) : NULL; } /* Return the value of the flag attribute designated by ATTR_KIND, or -1 @@ -4473,7 +4473,7 @@ get_AT_flag (die, attr_kind) register enum dwarf_attribute attr_kind; { register dw_attr_ref a = get_AT (die, attr_kind); - return AT_flag (a); + return a ? AT_flag (a) : 0; } /* Return the value of the unsigned attribute designated by ATTR_KIND, or 0 @@ -4485,7 +4485,7 @@ get_AT_unsigned (die, attr_kind) register enum dwarf_attribute attr_kind; { register dw_attr_ref a = get_AT (die, attr_kind); - return AT_unsigned (a); + return a ? AT_unsigned (a) : 0; } static inline dw_die_ref @@ -4494,7 +4494,7 @@ get_AT_ref (die, attr_kind) register enum dwarf_attribute attr_kind; { register dw_attr_ref a = get_AT (die, attr_kind); - return AT_ref (a); + return a ? AT_ref (a) : NULL; } static inline int |