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| author | Martin Sebor <msebor@redhat.com> | 2021-11-23 15:35:31 -0700 |
|---|---|---|
| committer | Martin Sebor <msebor@redhat.com> | 2021-11-23 15:36:03 -0700 |
| commit | 2dd56aed3e4e1938a9020ab2fe6a410e1a1c2eb3 (patch) | |
| tree | 4371702e64925754d28d313697752ba71010170d /gcc/cp | |
| parent | 30ba058f77eedfaf7a0582f5d42aff949710bce4 (diff) | |
| download | gcc-2dd56aed3e4e1938a9020ab2fe6a410e1a1c2eb3.zip gcc-2dd56aed3e4e1938a9020ab2fe6a410e1a1c2eb3.tar.gz gcc-2dd56aed3e4e1938a9020ab2fe6a410e1a1c2eb3.tar.bz2 | |
Issue -Waddress also for reference members [PR96507].
Resolves:
PR c++/96507 - missing -Waddress for member references
gcc/cp/ChangeLog:
PR c++/96507
* typeck.c (warn_for_null_address): Handle reference members.
gcc/testsuite/ChangeLog:
PR c++/96507
* g++.dg/warn/Waddress-8.C: New test.
Diffstat (limited to 'gcc/cp')
| -rw-r--r-- | gcc/cp/typeck.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/cp/typeck.c b/gcc/cp/typeck.c index 84dcb6f..872e944 100644 --- a/gcc/cp/typeck.c +++ b/gcc/cp/typeck.c @@ -4677,10 +4677,13 @@ warn_for_null_address (location_t location, tree op, tsubst_flags_t complain) return; } else if (CONVERT_EXPR_P (op) - && TYPE_REF_P (TREE_TYPE (TREE_OPERAND (op, 0)))) + && TYPE_REF_P (TREE_TYPE (TREE_OPERAND (op, 0)))) { STRIP_NOPS (op); + if (TREE_CODE (op) == COMPONENT_REF) + op = TREE_OPERAND (op, 1); + if (DECL_P (op)) warned = warning_at (location, OPT_Waddress, "the compiler can assume that the address of " |