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| author | Ken Matsui <kmatsui@gcc.gnu.org> | 2023-12-06 21:33:03 -0800 |
|---|---|---|
| committer | Jason Merrill <jason@redhat.com> | 2023-12-10 13:11:22 -0500 |
| commit | 8769777bf74a844b05521bf51bed4db4c9ca66d4 (patch) | |
| tree | 5a9367a9ec29b9187ca31437f7ed8bcf7716ad55 /gcc/cp/constraint.cc | |
| parent | ea0a0e6bf1470e48cc5f337bc1be40c40ac8e5ed (diff) | |
| download | gcc-8769777bf74a844b05521bf51bed4db4c9ca66d4.zip gcc-8769777bf74a844b05521bf51bed4db4c9ca66d4.tar.gz gcc-8769777bf74a844b05521bf51bed4db4c9ca66d4.tar.bz2 | |
c++: Implement __is_scoped_enum built-in trait
This patch implements built-in trait for std::is_scoped_enum.
gcc/cp/ChangeLog:
* cp-trait.def: Define __is_scoped_enum.
* constraint.cc (diagnose_trait_expr): Handle CPTK_IS_SCOPED_ENUM.
* semantics.cc (trait_expr_value): Likewise.
(finish_trait_expr): Likewise.
gcc/testsuite/ChangeLog:
* g++.dg/ext/has-builtin-1.C: Test existence of __is_scoped_enum.
* g++.dg/ext/is_scoped_enum.C: New test.
Signed-off-by: Ken Matsui <kmatsui@gcc.gnu.org>
Diffstat (limited to 'gcc/cp/constraint.cc')
| -rw-r--r-- | gcc/cp/constraint.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cp/constraint.cc b/gcc/cp/constraint.cc index 2311bab..062dc40 100644 --- a/gcc/cp/constraint.cc +++ b/gcc/cp/constraint.cc @@ -3783,6 +3783,9 @@ diagnose_trait_expr (tree expr, tree args) case CPTK_IS_SAME: inform (loc, " %qT is not the same as %qT", t1, t2); break; + case CPTK_IS_SCOPED_ENUM: + inform (loc, " %qT is not a scoped enum", t1); + break; case CPTK_IS_STD_LAYOUT: inform (loc, " %qT is not an standard layout type", t1); break; |