diff options
author | Jason Merrill <jason@redhat.com> | 2017-03-16 21:16:33 +0000 |
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committer | Jason Merrill <jason@redhat.com> | 2017-03-16 21:16:33 +0000 |
commit | 4c5193c673d78953dbce47d4521df6cccca5ac9b (patch) | |
tree | ed1b3919e2bdb89acc5d15fb8dcd211c60dd70e2 | |
parent | a9d9d889c324a16cfcbcda3b75eb984d12b34496 (diff) |
PR c++/79797
* constexpr.c (lookup_placeholder): Tweak.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@246210 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/cp/constexpr.c | 7 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index e5fa93aefb3..99836fbaeea 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2017-03-16 Jason Merrill <jason@redhat.com> + + PR c++/79797 + * constexpr.c (lookup_placeholder): Tweak. + 2017-03-15 Jason Merrill <jason@redhat.com> PR c++/80043 - ICE with -fpermissive diff --git a/gcc/cp/constexpr.c b/gcc/cp/constexpr.c index 2510e23e61b..4136b349282 100644 --- a/gcc/cp/constexpr.c +++ b/gcc/cp/constexpr.c @@ -3832,14 +3832,17 @@ cxx_eval_switch_expr (const constexpr_ctx *ctx, tree t, static tree lookup_placeholder (const constexpr_ctx *ctx, bool lval, tree type) { - if (!ctx || !ctx->ctor || (lval && !ctx->object)) + if (!ctx) return NULL_TREE; /* We could use ctx->object unconditionally, but using ctx->ctor when we can is a minor optimization. */ - if (!lval && same_type_p (TREE_TYPE (ctx->ctor), type)) + if (!lval && ctx->ctor && same_type_p (TREE_TYPE (ctx->ctor), type)) return ctx->ctor; + if (!ctx->object) + return NULL_TREE; + /* Since an object cannot have a field of its own type, we can search outward from ctx->object to find the unique containing object of TYPE. */ tree ob = ctx->object; |