https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84961
--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri Jun 22 20:54:44 2018 New Revision: 261933 URL: https://gcc.gnu.org/viewcvs?rev=261933&root=gcc&view=rev Log: Backported from mainline 2018-03-21 Jakub Jelinek <ja...@redhat.com> PR c++/84961 * cp-tree.h (genericize_compound_lvalue): Declare. * typeck.c (genericize_compound_lvalue): New function. (unary_complex_lvalue, cp_build_modify_expr): Use it. * semantics.c (finish_asm_stmt): Replace MODIFY_EXPR, PREINCREMENT_EXPR and PREDECREMENT_EXPR in output and "m" constrained input operands with COMPOUND_EXPR. Call cxx_mark_addressable on the rightmost COMPOUND_EXPR operand. * c-c++-common/pr43690.c: Don't expect errors on "m" (--x) and "m" (++x) in C++. * g++.dg/torture/pr84961-1.C: New test. * g++.dg/torture/pr84961-2.C: New test. Added: branches/gcc-7-branch/gcc/testsuite/g++.dg/torture/pr84961-1.C branches/gcc-7-branch/gcc/testsuite/g++.dg/torture/pr84961-2.C Modified: branches/gcc-7-branch/gcc/cp/ChangeLog branches/gcc-7-branch/gcc/cp/cp-tree.h branches/gcc-7-branch/gcc/cp/semantics.c branches/gcc-7-branch/gcc/cp/typeck.c branches/gcc-7-branch/gcc/testsuite/ChangeLog branches/gcc-7-branch/gcc/testsuite/c-c++-common/pr43690.c
