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author | Dodji Seketeli <dodji@redhat.com> | 2011-03-08 22:02:59 +0000 |
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committer | Jason Merrill <jason@gcc.gnu.org> | 2011-03-08 17:02:59 -0500 |
commit | 918f238e7f736ee291d76e77fcefdaee761bf167 (patch) | |
tree | 9e34e9175aa63544f2ab93ee0e71a2246845d64a /gcc/cp/pt.c | |
parent | ef78aed645ba8b781a9a78412669738dc7871c6a (diff) | |
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re PR c++/47705 (internal compiler error: in convert_nontype_argument, at cp/pt.c:5006)
PR c++/47705
* pt.c (convert_nontype_argument): Only call decay_conversion on
arrays.
From-SVN: r170791
Diffstat (limited to 'gcc/cp/pt.c')
-rw-r--r-- | gcc/cp/pt.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index cda9df8..2ca2cd0 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -5314,7 +5314,8 @@ convert_nontype_argument (tree type, tree expr, tsubst_flags_t complain) /* Add the ADDR_EXPR now for the benefit of value_dependent_expression_p. */ - if (TYPE_PTROBV_P (type)) + if (TYPE_PTROBV_P (type) + && TREE_CODE (TREE_TYPE (expr)) == ARRAY_TYPE) expr = decay_conversion (expr); /* If we are in a template, EXPR may be non-dependent, but still @@ -5369,20 +5370,15 @@ convert_nontype_argument (tree type, tree expr, tsubst_flags_t complain) qualification conversion. Let's strip everything. */ else if (TYPE_PTROBV_P (type)) { - tree sub = expr; - STRIP_NOPS (sub); - if (TREE_CODE (sub) == ADDR_EXPR) - { - gcc_assert (TREE_CODE (TREE_TYPE (sub)) == POINTER_TYPE); - /* Skip the ADDR_EXPR only if it is part of the decay for - an array. Otherwise, it is part of the original argument - in the source code. */ - if (TREE_CODE (TREE_TYPE (TREE_OPERAND (sub, 0))) == ARRAY_TYPE) - expr = TREE_OPERAND (sub, 0); - else - expr = sub; - expr_type = TREE_TYPE (expr); - } + STRIP_NOPS (expr); + gcc_assert (TREE_CODE (expr) == ADDR_EXPR); + gcc_assert (TREE_CODE (TREE_TYPE (expr)) == POINTER_TYPE); + /* Skip the ADDR_EXPR only if it is part of the decay for + an array. Otherwise, it is part of the original argument + in the source code. */ + if (TREE_CODE (TREE_TYPE (TREE_OPERAND (expr, 0))) == ARRAY_TYPE) + expr = TREE_OPERAND (expr, 0); + expr_type = TREE_TYPE (expr); } } |