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| author | Jason Merrill <jason@redhat.com> | 2017-05-23 21:46:16 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2017-05-23 21:46:16 -0400 |
| commit | 5726acd7d7f84a27e17719f185e3e4c5e67aeb2d (patch) | |
| tree | b840b09fa0605e400acc0557650e104335dfb670 /gcc/cp/expr.c | |
| parent | c15394ee0dd5f7bcc4ee8d1ce91d2ce98d04f2d9 (diff) | |
| download | gcc-5726acd7d7f84a27e17719f185e3e4c5e67aeb2d.zip gcc-5726acd7d7f84a27e17719f185e3e4c5e67aeb2d.tar.gz gcc-5726acd7d7f84a27e17719f185e3e4c5e67aeb2d.tar.bz2 | |
-Wunused and C++17 structured bindings
* decl.c (poplevel): Don't warn about unused structured bindings,
only real variables.
* error.c (dump_simple_decl): Handle structured bindings.
* expr.c (mark_exp_read): Look through DECL_VALUE_EXPR.
From-SVN: r248399
Diffstat (limited to 'gcc/cp/expr.c')
| -rw-r--r-- | gcc/cp/expr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cp/expr.c b/gcc/cp/expr.c index 77af54e..75e99e5 100644 --- a/gcc/cp/expr.c +++ b/gcc/cp/expr.c @@ -133,6 +133,9 @@ mark_exp_read (tree exp) switch (TREE_CODE (exp)) { case VAR_DECL: + if (DECL_VALUE_EXPR (exp)) + mark_exp_read (DECL_VALUE_EXPR (exp)); + gcc_fallthrough (); case PARM_DECL: DECL_READ_P (exp) = 1; break; |