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由 Andreas Schwab 提交于
Passing the address of a variable as an operand to an asm statement doesn't mark the value of this variable as used, so gcc may optimize its initialisation away. Fix this by using the "m" constraint instead. Signed-off-by: NAndreas Schwab <schwab@linux-m68k.org> Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org> Cc: stable@vger.kernel.org
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