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| author | Richard Biener <rguenther@suse.de> | 2019-10-02 10:54:10 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2019-10-02 10:54:10 +0000 |
| commit | fc1a202ca60def4894f2deeda8ae184527ee897e (patch) | |
| tree | 5d7cea1fdfcc3291fa32eb81f23a31f9f7618fc6 /gcc/cp | |
| parent | ba045eb2297e8e51c7e99c2b2650f32cb642d209 (diff) | |
| download | gcc-fc1a202ca60def4894f2deeda8ae184527ee897e.zip gcc-fc1a202ca60def4894f2deeda8ae184527ee897e.tar.gz gcc-fc1a202ca60def4894f2deeda8ae184527ee897e.tar.bz2 | |
re PR c++/91606 (Optimization leads to invalid code)
2019-10-02 Richard Biener <rguenther@suse.de>
PR c++/91606
* decl.c (build_ptrmemfunc_type): Mark pointer-to-member
fat pointer structure members as DECL_NONADDRESSABLE_P.
* g++.dg/torture/pr91606.C: New testcase.
From-SVN: r276448
Diffstat (limited to 'gcc/cp')
| -rw-r--r-- | gcc/cp/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cp/decl.c | 2 |
2 files changed, 8 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index a1e520a..bac74fe 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2019-10-02 Richard Biener <rguenther@suse.de> + + PR c++/91606 + * decl.c (build_ptrmemfunc_type): Mark pointer-to-member + fat pointer structure members as DECL_NONADDRESSABLE_P. + 2019-09-28 Marek Polacek <polacek@redhat.com> PR c++/91889 - follow-up fix for DR 2352. diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index 67c4521..c96294f 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -9665,10 +9665,12 @@ build_ptrmemfunc_type (tree type) TYPE_PTRMEMFUNC_FLAG (t) = 1; field = build_decl (input_location, FIELD_DECL, pfn_identifier, type); + DECL_NONADDRESSABLE_P (field) = 1; fields = field; field = build_decl (input_location, FIELD_DECL, delta_identifier, delta_type_node); + DECL_NONADDRESSABLE_P (field) = 1; DECL_CHAIN (field) = fields; fields = field; |