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authorJakub Jelinek <jakub@redhat.com>2025-07-11 00:05:23 +0200
committerJakub Jelinek <jakub@gcc.gnu.org>2025-07-11 00:05:23 +0200
commitbdb0a6be69b3b3e8f94aa72a9263810a80cb9a5f (patch)
tree28ba508fc508ddc6b7e1766497ae6f10bd11e54a /libgo/misc/cgo/stdio
parent8f063b40e5b8f23cb89fee21afaa71deedbdf2aa (diff)
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c++: Save 8 further bytes from lang_type allocationsHEADtrunkmaster
The following patch implements the /* FIXME reuse another field? */ comment on the lambda_expr member. I think (and asserts in the patch seem to confirm) CLASSTYPE_KEY_METHOD is only ever non-NULL for TYE_POLYMORPHIC_P and on the other side CLASSTYPE_LAMBDA_EXPR is only used on closure types which are never polymorphic. So, the patch just uses one member for both, with the accessor macros changed to be no longer lvalues and adding SET_* variants of the macros for setters. 2025-07-11 Jakub Jelinek <jakub@redhat.com> * cp-tree.h (struct lang_type): Add comment before key_method. Remove lambda_expr. (CLASSTYPE_KEY_METHOD): Give NULL_TREE if not TYPE_POLYMORPHIC_P. (SET_CLASSTYPE_KEY_METHOD): Define. (CLASSTYPE_LAMBDA_EXPR): Give NULL_TREE if TYPE_POLYMORPHIC_P. Use key_method member instead of lambda_expr. (SET_CLASSTYPE_LAMBDA_EXPR): Define. * class.cc (determine_key_method): Use SET_CLASSTYPE_KEY_METHOD macro. * decl.cc (xref_tag): Use SET_CLASSTYPE_LAMBDA_EXPR macro. * lambda.cc (begin_lambda_type): Likewise. * module.cc (trees_in::read_class_def): Use SET_CLASSTYPE_LAMBDA_EXPR and SET_CLASSTYPE_KEY_METHOD macros, assert lambda is NULL if TYPE_POLYMORPHIC_P and otherwise assert key_method is NULL.
Diffstat (limited to 'libgo/misc/cgo/stdio')
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