[Bug c/49233] New: Please un-deprecate rvalues in memory constraints

[hpa at zytor dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49233

           Summary: Please un-deprecate rvalues in memory constraints
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hpa@zytor.com


gcc 4.6.0 has started outputting these warnings:

/home/hpa/kernel/linux-2.6-tip.urgent/arch/x86/include/asm/bitops.h: In
function ‘can_boost’:
/home/hpa/kernel/linux-2.6-tip.urgent/arch/x86/include/asm/bitops.h:319:2:
warning: use of memory input without lvalue in asm operand 1 is deprecated
[enabled by default]


The Linux kernel is going to require this construct indefinitely.  Please stop
issuing this nuisance warning.