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| author | Paolo Carlini <paolo.carlini@oracle.com> | 2017-01-16 09:09:30 +0000 |
|---|---|---|
| committer | Paolo Carlini <paolo@gcc.gnu.org> | 2017-01-16 09:09:30 +0000 |
| commit | 7d2f3f1d2968d16c89b0c046d730ab57fa6875d4 (patch) | |
| tree | 736e048357146c99ea7cf08124c6ce193a9ebca7 /gcc/c-family/c-common.c | |
| parent | d743728f903ea03b0114feb594e038ca8ca799d9 (diff) | |
| download | gcc-7d2f3f1d2968d16c89b0c046d730ab57fa6875d4.zip gcc-7d2f3f1d2968d16c89b0c046d730ab57fa6875d4.tar.gz gcc-7d2f3f1d2968d16c89b0c046d730ab57fa6875d4.tar.bz2 | |
re PR c++/71737 (ICE following 2x pack expansion in non-pack with template alias)
/c-family
2017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71737
* c-common.c (set_underlying_type): Always set DECL_ORIGINAL_TYPE.
/testsuite
2017-01-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/71737
* g++.dg/cpp0x/pr71737.C: New.
From-SVN: r244486
Diffstat (limited to 'gcc/c-family/c-common.c')
| -rw-r--r-- | gcc/c-family/c-common.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/gcc/c-family/c-common.c b/gcc/c-family/c-common.c index 15ead18..085bea0 100644 --- a/gcc/c-family/c-common.c +++ b/gcc/c-family/c-common.c @@ -7419,16 +7419,18 @@ set_underlying_type (tree x) if (TYPE_NAME (TREE_TYPE (x)) == 0) TYPE_NAME (TREE_TYPE (x)) = x; } - else if (TREE_TYPE (x) != error_mark_node - && DECL_ORIGINAL_TYPE (x) == NULL_TREE) + else if (DECL_ORIGINAL_TYPE (x) == NULL_TREE) { tree tt = TREE_TYPE (x); DECL_ORIGINAL_TYPE (x) = tt; - tt = build_variant_type_copy (tt); - TYPE_STUB_DECL (tt) = TYPE_STUB_DECL (DECL_ORIGINAL_TYPE (x)); - TYPE_NAME (tt) = x; - TREE_USED (tt) = TREE_USED (x); - TREE_TYPE (x) = tt; + if (tt != error_mark_node) + { + tt = build_variant_type_copy (tt); + TYPE_STUB_DECL (tt) = TYPE_STUB_DECL (DECL_ORIGINAL_TYPE (x)); + TYPE_NAME (tt) = x; + TREE_USED (tt) = TREE_USED (x); + TREE_TYPE (x) = tt; + } } } |