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| author | Tom Tromey <tom@tromey.com> | 2018-04-20 13:40:29 -0600 |
|---|---|---|
| committer | Tom Tromey <tom@tromey.com> | 2018-04-30 11:25:31 -0600 |
| commit | 007e1530347330d4dbba387c4e35aae05bc06498 (patch) | |
| tree | 7d25c515868a29c6867661128c2ce6ead1d7d890 /gdb/std-operator.def | |
| parent | 2b4424c35b9ebabaab8588b2ba6c38935a48efec (diff) | |
| download | gdb-007e1530347330d4dbba387c4e35aae05bc06498.zip gdb-007e1530347330d4dbba387c4e35aae05bc06498.tar.gz gdb-007e1530347330d4dbba387c4e35aae05bc06498.tar.bz2 | |
Handle alignof and _Alignof
This adds alignof and _Alignof to the C/C++ expression parser, and
adds new tests to test the features. The tests are written to try to
ensure that gdb's knowledge of alignment rules stays in sync with the
compiler's.
2018-04-30 Tom Tromey <tom@tromey.com>
PR exp/17095:
* NEWS: Update.
* std-operator.def (UNOP_ALIGNOF): New operator.
* expprint.c (dump_subexp_body_standard) <case UNOP_ALIGNOF>:
New.
* eval.c (evaluate_subexp_standard) <case UNOP_ALIGNOF>: New.
* c-lang.c (c_op_print_tab): Add alignof.
* c-exp.y (ALIGNOF): New token.
(exp): Add "ALIGNOF" production.
(ident_tokens): Add _Alignof and alignof.
2018-04-30 Tom Tromey <tom@tromey.com>
PR exp/17095:
* gdb.dwarf2/dw2-align.exp: New file.
* gdb.cp/align.exp: New file.
* gdb.base/align.exp: New file.
* lib/gdb.exp (gdb_int128_helper): New proc.
(has_int128_c, has_int128_cxx): New caching procs.
Diffstat (limited to 'gdb/std-operator.def')
| -rw-r--r-- | gdb/std-operator.def | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gdb/std-operator.def b/gdb/std-operator.def index 87bb518..1297c1e 100644 --- a/gdb/std-operator.def +++ b/gdb/std-operator.def @@ -234,6 +234,7 @@ OP (UNOP_POSTINCREMENT) /* ++ after an expression */ OP (UNOP_PREDECREMENT) /* -- before an expression */ OP (UNOP_POSTDECREMENT) /* -- after an expression */ OP (UNOP_SIZEOF) /* Unary sizeof (followed by expression) */ +OP (UNOP_ALIGNOF) /* Unary alignof (followed by expression) */ OP (UNOP_PLUS) /* Unary plus */ |