diff options
| author | Jeff Law <law@redhat.com> | 2020-01-30 14:09:41 -0700 |
|---|---|---|
| committer | Jeff Law <law@redhat.com> | 2020-01-30 14:09:41 -0700 |
| commit | f9eb0973edb2b4eed4cdbba7105b8af7afe5b547 (patch) | |
| tree | 3f1610ca774902de4f92cdb9152a8f1ea944fb04 /gcc/c | |
| parent | 5fb07870fa4c86f529930bae76689ed5bdfcb192 (diff) | |
Mark switch expression as used to avoid bogus warning
PR c/88660
* c-parser.c (c_parser_switch_statement): Make sure to request
marking the switch expr as used.
PR c/88660
* gcc.dg/pr88660.c: New test.
Diffstat (limited to 'gcc/c')
| -rw-r--r-- | gcc/c/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c/c-parser.c | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 9497365a569..995f315a803 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,9 @@ +2020-01-30 Jeff Law <law@redhat.com> + + PR c/88660 + * c-parser.c (c_parser_switch_statement): Make sure to request + marking the switch expr as used. + 2020-01-22 Joseph Myers <joseph@codesourcery.com> PR c/93348 diff --git a/gcc/c/c-parser.c b/gcc/c/c-parser.c index 6164017de02..1e8f2f7108d 100644 --- a/gcc/c/c-parser.c +++ b/gcc/c/c-parser.c @@ -6607,7 +6607,7 @@ c_parser_switch_statement (c_parser *parser, bool *if_p) && c_token_starts_typename (c_parser_peek_2nd_token (parser))) explicit_cast_p = true; ce = c_parser_expression (parser); - ce = convert_lvalue_to_rvalue (switch_cond_loc, ce, true, false); + ce = convert_lvalue_to_rvalue (switch_cond_loc, ce, true, true); expr = ce.value; /* ??? expr has no valid location? */ parens.skip_until_found_close (parser); |