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| author | Jason Merrill <jason@redhat.com> | 2018-06-21 14:19:38 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2018-06-21 14:19:38 -0400 |
| commit | 40a380e42321f725c6972edba0d991755eb290c5 (patch) | |
| tree | 8e86fba4e605bce657d9b7b699ec691031b703b6 | |
| parent | 50200c65395c1db084043d3093886aaf4846c1b8 (diff) | |
| download | gcc-40a380e42321f725c6972edba0d991755eb290c5.zip gcc-40a380e42321f725c6972edba0d991755eb290c5.tar.gz gcc-40a380e42321f725c6972edba0d991755eb290c5.tar.bz2 | |
* pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS.
From-SVN: r261861
| -rw-r--r-- | gcc/cp/ChangeLog | 2 | ||||
| -rw-r--r-- | gcc/cp/pt.c | 9 |
2 files changed, 11 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 18673c0..f0e4453 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,5 +1,7 @@ 2018-06-21 Jason Merrill <jason@redhat.com> + * pt.c (tsubst) [TEMPLATE_TYPE_PARM]: Use TEMPLATE_PARM_DESCENDANTS. + * name-lookup.c (do_push_to_top_level): Don't allocate current_lang_base. (do_pop_from_top_level): Release current_lang_base. diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index c5433dc..69e9479 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -14472,6 +14472,15 @@ tsubst (tree t, tree args, tsubst_flags_t complain, tree in_decl) && !PLACEHOLDER_TYPE_CONSTRAINTS (r)) /* Break infinite recursion when substituting the constraints of a constrained placeholder. */; + else if (TREE_CODE (t) == TEMPLATE_TYPE_PARM + && !PLACEHOLDER_TYPE_CONSTRAINTS (t) + && !CLASS_PLACEHOLDER_TEMPLATE (t) + && (arg = TEMPLATE_TYPE_PARM_INDEX (t), + r = TEMPLATE_PARM_DESCENDANTS (arg)) + && (TEMPLATE_PARM_LEVEL (r) + == TEMPLATE_PARM_LEVEL (arg) - levels)) + /* Cache the simple case of lowering a type parameter. */ + r = TREE_TYPE (r); else { r = copy_type (t); |