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    SubjectRe: [PATCH v5 5/7] arm64, jump label: detect %c support for ARM64
    On Fri, Oct 18, 2013 at 04:19:59PM +0100, Jiang Liu wrote:
    > From: Jiang Liu <jiang.liu@huawei.com>
    >
    > As commit a9468f30b5eac6 "ARM: 7333/2: jump label: detect %c
    > support for ARM", this patch detects the same thing for ARM64
    > because some ARM64 GCC versions have the same issue.
    >
    > Some versions of ARM64 GCC which do support asm goto, do not
    > support the %c specifier. Since we need the %c to support jump
    > labels on ARM64, detect that too in the asm goto detection script
    > to avoid build errors with these versions.

    Acked-by: Will Deacon <will.deacon@arm.com>

    The toolchain is being fixed upstream for this, but we should have the check
    for older versions.

    Will


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