diff options
Diffstat (limited to 'gas/symbols.c')
| -rw-r--r-- | gas/symbols.c | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/gas/symbols.c b/gas/symbols.c index f781a35..f6dafcd 100644 --- a/gas/symbols.c +++ b/gas/symbols.c @@ -333,8 +333,18 @@ colon (/* Just seen "x:" - rattle symbols & frags. */ locsym->lsy_value = frag_now_fix (); } else if (!(S_IS_DEFINED (symbolP) || symbol_equated_p (symbolP)) - || S_IS_COMMON (symbolP)) + || S_IS_COMMON (symbolP) + || S_IS_VOLATILE (symbolP)) { + if (S_IS_VOLATILE (symbolP) + /* This could be avoided when the symbol wasn't used so far, but + the comment in struc-symbol.h says this flag isn't reliable. */ + && (1 || !symbol_used_p (symbolP))) + { + symbolP = symbol_clone (symbolP, 1); + S_SET_VALUE (symbolP, 0); + S_CLEAR_VOLATILE (symbolP); + } if (S_GET_VALUE (symbolP) == 0) { symbolP->sy_frag = frag_now; @@ -421,7 +431,10 @@ colon (/* Just seen "x:" - rattle symbols & frags. */ if (!(frag_now == symbolP->sy_frag && S_GET_VALUE (symbolP) == frag_now_fix () && S_GET_SEGMENT (symbolP) == now_seg)) - as_bad (_("symbol `%s' is already defined"), sym_name); + { + as_bad (_("symbol `%s' is already defined"), sym_name); + symbolP = symbol_clone (symbolP, 0); + } } } @@ -2187,6 +2200,13 @@ S_SET_VOLATILE (symbolS *s) } void +S_CLEAR_VOLATILE (symbolS *s) +{ + if (!LOCAL_SYMBOL_CHECK (s)) + s->sy_volatile = 0; +} + +void S_SET_FORWARD_REF (symbolS *s) { if (LOCAL_SYMBOL_CHECK (s)) |