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r267591 - in /trunk: gcc/ChangeLog gcc/attribs....
- From: msebor at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Sat, 05 Jan 2019 00:57:30 -0000
- Subject: r267591 - in /trunk: gcc/ChangeLog gcc/attribs....
Author: msebor
Date: Sat Jan 5 00:57:30 2019
New Revision: 267591
URL: https://gcc.gnu.org/viewcvs?rev=267591&root=gcc&view=rev
Log:
PR c/88546 - Copy attribute unusable for weakrefs
gcc/c-family/ChangeLog:
PR c/88546
* c-attribs.c (handle_copy_attribute): Avoid copying attribute leaf.
Handle C++ empty throw specification and C11 _Noreturn.
(has_attribute): Also handle C11 _Noreturn.
gcc/ChangeLog:
PR c/88546
* attribs.c (decls_mismatched_attributes): Avoid warning for attribute
leaf.
gcc/testsuite/ChangeLog:
PR c/88546
* g++.dg/ext/attr-copy.C: New test.
* gcc.dg/attr-copy-4.c: Disable macro expansion tracking.
* gcc.dg/attr-copy-6.c: New test.
* gcc.dg/attr-copy-7.c: New test.
Added:
trunk/gcc/testsuite/g++.dg/ext/attr-copy.C
trunk/gcc/testsuite/gcc.dg/attr-copy-6.c
trunk/gcc/testsuite/gcc.dg/attr-copy-7.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/attribs.c
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c-attribs.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/attr-copy-4.c
trunk/libgcc/gthr-posix.h
trunk/libgfortran/libgfortran.h