diff options
| author | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-09 16:48:13 +0000 |
|---|---|---|
| committer | paolo <paolo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-09-09 16:48:13 +0000 |
| commit | ee48893ab9649ac4cca334f86029dcdb81418fd8 (patch) | |
| tree | 0ad812fa2bbf444384d10521cdec8160614a07e0 /gcc/doc | |
| parent | 5f6ec267c25fae5a9eb57ffca5a63677905d3d60 (diff) | |
| download | gcc-ee48893ab9649ac4cca334f86029dcdb81418fd8.tar.gz | |
2015-09-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53184
* doc/invoke.texi ([Wsubobject-linkage]): Document.
/c-family
2015-09-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53184
* c.opt ([Wsubobject-linkage]): Add.
/cp
2015-09-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53184
* decl2.c (constrain_class_visibility): Use Wsubobject-linkage.
/testsuite
2015-09-09 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/53184
* g++.dg/warn/Wsubobject-linkage-1.C: New.
* g++.dg/warn/Wsubobject-linkage-2.C: Likewise.
* g++.dg/warn/Wsubobject-linkage-3.C: Likewise.
* g++.dg/warn/Wsubobject-linkage-4.C: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@227593 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 76e5e29450e..403cebe2c15 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -282,7 +282,7 @@ Objective-C and Objective-C++ Dialects}. -Wstrict-aliasing=n @gol -Wstrict-overflow -Wstrict-overflow=@var{n} @gol -Wsuggest-attribute=@r{[}pure@r{|}const@r{|}noreturn@r{|}format@r{]} @gol -Wsuggest-final-types @gol -Wsuggest-final-methods -Wsuggest-override @gol --Wmissing-format-attribute @gol +-Wmissing-format-attribute -Wsubobject-linkage @gol -Wswitch -Wswitch-default -Wswitch-enum -Wswitch-bool -Wsync-nand @gol -Wsystem-headers -Wtautological-compare -Wtrampolines -Wtrigraphs @gol -Wtype-limits -Wundef @gol @@ -4923,6 +4923,13 @@ types. @option{-Wconversion-null} is enabled by default. Warn when a literal '0' is used as null pointer constant. This can be useful to facilitate the conversion to @code{nullptr} in C++11. +@item -Wsubobject-linkage @r{(C++ and Objective-C++ only)} +@opindex Wsubobject-linkage +@opindex Wno-subobject-linkage +Warn if a class type has a base or a field whose type uses the anonymous +namespace or depends on a type with no linkage. This warning is +enabled by default. + @item -Wdate-time @opindex Wdate-time @opindex Wno-date-time |