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authorAlexander Monakov <amonakov@ispras.ru>2017-07-23 21:40:24 +0300
committerAlexander Monakov <amonakov@gcc.gnu.org>2017-07-23 21:40:24 +0300
commitc5014982bac1ec109d90e422f9a10039c21a5aa0 (patch)
tree89bd60832def929c9a4e44b2cb7e6e671381fd47 /gcc/fortran/interface.c
parente2b71b5ac0542bb82ca190eed503853a5e3f1bdd (diff)
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fortran: fix pair_cmp qsort comparator
* interface.c (pair_cmp): Fix gfc_symbol comparison. Adjust comment. From-SVN: r250463
Diffstat (limited to 'gcc/fortran/interface.c')
-rw-r--r--gcc/fortran/interface.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c
index 6fe0647..13e2bdd 100644
--- a/gcc/fortran/interface.c
+++ b/gcc/fortran/interface.c
@@ -3294,7 +3294,7 @@ argpair;
order:
- p->a->expr == NULL
- p->a->expr->expr_type != EXPR_VARIABLE
- - growing p->a->expr->symbol. */
+ - by gfc_symbol pointer value (larger first). */
static int
pair_cmp (const void *p1, const void *p2)
@@ -3320,6 +3320,8 @@ pair_cmp (const void *p1, const void *p2)
}
if (a2->expr->expr_type != EXPR_VARIABLE)
return 1;
+ if (a1->expr->symtree->n.sym > a2->expr->symtree->n.sym)
+ return -1;
return a1->expr->symtree->n.sym < a2->expr->symtree->n.sym;
}