diff options
Diffstat (limited to 'gcc/fortran/trans-common.c')
| -rw-r--r-- | gcc/fortran/trans-common.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/fortran/trans-common.c b/gcc/fortran/trans-common.c index 458dbef..7484284 100644 --- a/gcc/fortran/trans-common.c +++ b/gcc/fortran/trans-common.c @@ -649,7 +649,8 @@ add_condition (segment_info *f, gfc_equiv *eq1, gfc_equiv *eq2) /* Given a segment element, search through the equivalence lists for unused - conditions that involve the symbol. Add these rules to the segment. */ + conditions that involve the symbol. Add these rules to the segment. Only + checks for rules involving the first symbol in the equivalence set. */ static bool find_equivalence (segment_info *f) @@ -666,7 +667,7 @@ find_equivalence (segment_info *f) if (l->used) continue; - if (c->expr->symtree->n.sym ==f-> sym) + if (c->expr->symtree->n.sym == f-> sym) { eq = c; other = l; @@ -682,9 +683,12 @@ find_equivalence (segment_info *f) if (eq) { add_condition (f, eq, other); - l->used = 1; + eq->used = 1; found = TRUE; - break; + /* If this symbol is the fist in the chain we may find other + matches. Otherwise we can skip to the next equivalence. */ + if (eq == l) + break; } } } |