diff options
Diffstat (limited to 'gcc/fortran/trans-common.c')
| -rw-r--r-- | gcc/fortran/trans-common.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/gcc/fortran/trans-common.c b/gcc/fortran/trans-common.c index f819b34..5d72a50 100644 --- a/gcc/fortran/trans-common.c +++ b/gcc/fortran/trans-common.c @@ -755,15 +755,20 @@ find_equivalence (segment_info *n) } -/* Add all symbols equivalenced within a segment. We need to scan the - segment list multiple times to include indirect equivalences. */ + /* Add all symbols equivalenced within a segment. We need to scan the + segment list multiple times to include indirect equivalences. Since + a new segment_info can inserted at the beginning of the segment list, + depending on its offset, we have to force a final pass through the + loop by demanding that completion sees a pass with no matches; ie. + all symbols with equiv_built set and no new equivalences found. */ static void add_equivalences (bool *saw_equiv) { segment_info *f; - bool more; + bool seen_one, more; + seen_one = false; more = TRUE; while (more) { @@ -773,9 +778,12 @@ add_equivalences (bool *saw_equiv) if (!f->sym->equiv_built) { f->sym->equiv_built = 1; - more = find_equivalence (f); - if (more) - *saw_equiv = true; + seen_one = find_equivalence (f); + if (seen_one) + { + *saw_equiv = true; + more = true; + } } } } |