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| author | Tom Tromey <tromey@redhat.com> | 2002-03-29 21:58:49 +0000 |
|---|---|---|
| committer | Alexandre Petit-Bianco <apbianco@gcc.gnu.org> | 2002-03-29 13:58:49 -0800 |
| commit | bce54832de15ae651be11fda3b84b07dd0f2663e (patch) | |
| tree | 94e55504d59895bde52c7317e9f1e8b303f7cda0 | |
| parent | cb260b11817187e933bba141210f3af571f6b351 (diff) | |
| download | gcc-bce54832de15ae651be11fda3b84b07dd0f2663e.zip gcc-bce54832de15ae651be11fda3b84b07dd0f2663e.tar.gz gcc-bce54832de15ae651be11fda3b84b07dd0f2663e.tar.bz2 | |
parse.y (check_inner_circular_reference): Ignore incomplete types.
2002-03-29 Tom Tromey <tromey@redhat.com>
* parse.y (check_inner_circular_reference): Ignore incomplete
types.
(http://gcc.gnu.org/ml/gcc-patches/2002-03/msg01987.html)
From-SVN: r51573
| -rw-r--r-- | gcc/java/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/java/parse.y | 15 |
2 files changed, 17 insertions, 3 deletions
diff --git a/gcc/java/ChangeLog b/gcc/java/ChangeLog index b4ffd19..5adea4c 100644 --- a/gcc/java/ChangeLog +++ b/gcc/java/ChangeLog @@ -1,3 +1,8 @@ +2002-03-29 Tom Tromey <tromey@redhat.com> + + * parse.y (check_inner_circular_reference): Ignore incomplete + types. + 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk> * Make-lang.in (builtins.o): Update. diff --git a/gcc/java/parse.y b/gcc/java/parse.y index 5bfcbd0..6dccb3b 100644 --- a/gcc/java/parse.y +++ b/gcc/java/parse.y @@ -5245,14 +5245,23 @@ check_inner_circular_reference (source, target) if (!basetype_vec) return NULL_TREE; - + for (i = 0; i < TREE_VEC_LENGTH (basetype_vec); i++) { - tree su = BINFO_TYPE (TREE_VEC_ELT (basetype_vec, i)); + tree su; + + /* We can end up with a NULL_TREE or an incomplete type here if + we encountered previous type resolution errors. It's safe to + simply ignore these cases. */ + if (TREE_VEC_ELT (basetype_vec, i) == NULL_TREE) + continue; + su = BINFO_TYPE (TREE_VEC_ELT (basetype_vec, i)); + if (INCOMPLETE_TYPE_P (su)) + continue; if (inherits_from_p (su, target)) return lookup_cl (TYPE_NAME (su)); - + for (ctx = DECL_CONTEXT (TYPE_NAME (su)); ctx; ctx = DECL_CONTEXT (ctx)) { /* An enclosing context shouldn't be TARGET */ |