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authorJason Merrill <jason@gcc.gnu.org>2018-06-11 14:38:46 -0400
committerJason Merrill <jason@gcc.gnu.org>2018-06-11 14:38:46 -0400
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parent61362140d738964a6d4a4aed979b683db7116392 (diff)
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* doc/invoke.texi: Document -fabi-version=12.
From-SVN: r261443
Diffstat (limited to 'gcc')
-rw-r--r--gcc/doc/invoke.texi4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 161a179..419980f 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -2346,6 +2346,10 @@ the same name within a function, that are declared in different scopes,
the mangling now changes starting with the twelfth occurrence. It also
implies @option{-fnew-inheriting-ctors}.
+Version 12, which first appeared in G++ 8, corrects the calling
+conventions for empty classes on the x86_64 target and for classes
+with only deleted copy/move constructors.
+
See also @option{-Wabi}.
@item -fabi-compat-version=@var{n}