[libstdc++] dg-require-atomic-builtins on ARM

[Andreas Schwab]

Sebastian Huber <sebastian.huber@embedded-brains.de> writes:

> How do the other ARM testers tackle this issue? Would it be possible to
> add for example a "-march=armv7-a" option if the target selector contains
> "arm"?

RUNTESTFLAGS=--target_board=unix\{,-march=armv7-a\}

Andreas.

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Andreas Schwab, SUSE Labs, schwab@suse.de
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