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Patrick Palka 8d75b8830e c++: permit deduction guides at class scope [PR79501]
This adds support for declaring (class-scope) deduction guides for a
member class template.  Fortunately it seems only a couple of changes
are needed in order for the existing CTAD machinery to handle them
properly: we need to make sure to give them a FUNCTION_TYPE instead of a
METHOD_TYPE, and we need to avoid using a BASELINK when looking them up.

	PR c++/79501
	PR c++/100983

gcc/cp/ChangeLog:

	* decl.c (grokfndecl): Don't require that deduction guides are
	declared at namespace scope.  Check that class-scope deduction
	guides have the same access as the member class template.
	(grokdeclarator): Pretend class-scope deduction guides are static.
	* search.c (lookup_member): Don't use a BASELINK for (class-scope)
	deduction guides.

gcc/testsuite/ChangeLog:

	* g++.dg/cpp1z/class-deduction92.C: New test.
	* g++.dg/cpp1z/class-deduction93.C: New test.
	* g++.dg/cpp1z/class-deduction94.C: New test.
	* g++.dg/cpp1z/class-deduction95.C: New test.
2021-07-12 16:35:18 -04:00
c++tools
config Daily bump. 2021-07-10 00:16:53 +00:00
contrib Daily bump. 2021-07-03 00:16:31 +00:00
fixincludes Daily bump. 2021-07-07 00:17:12 +00:00
gcc c++: permit deduction guides at class scope [PR79501] 2021-07-12 16:35:18 -04:00
gnattools
gotools
include Daily bump. 2021-07-03 00:16:31 +00:00
INSTALL
intl
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libffi Daily bump. 2021-07-10 00:16:53 +00:00
libgcc Daily bump. 2021-07-02 00:16:47 +00:00
libgfortran Daily bump. 2021-07-02 00:16:47 +00:00
libgo runtime: remove direct assignments to memory locations 2021-07-09 19:48:53 -07:00
libgomp Daily bump. 2021-07-02 00:16:47 +00:00
libiberty Daily bump. 2021-07-01 00:16:41 +00:00
libitm
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libstdc++-v3 libstdc++: Constrain std::as_writable_bytes [PR101411] 2021-07-12 18:35:27 +01:00
libvtv
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ChangeLog Daily bump. 2021-07-10 00:16:53 +00:00
ChangeLog.jit
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compile
config-ml.in
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configure Darwin, config: Revise host config fragment. 2021-07-09 17:35:57 +01:00
configure.ac Darwin, config: Revise host config fragment. 2021-07-09 17:35:57 +01:00
COPYING
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lt~obsolete.m4
ltgcc.m4
ltmain.sh
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ltsugar.m4
ltversion.m4
MAINTAINERS MAINTAINERS: Add myself for write after approval and DCO. 2021-07-06 16:51:23 +01:00
Makefile.def Darwin, configury : Allow for specification and detection of dsymutil. 2021-07-05 20:40:45 +01:00
Makefile.in Darwin, configury : Allow for specification and detection of dsymutil. 2021-07-05 20:40:45 +01:00
Makefile.tpl Darwin, configury : Allow for specification and detection of dsymutil. 2021-07-05 20:40:45 +01:00
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