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authorBjörn Gustavsson <[email protected]>2016-05-20 15:18:53 +0200
committerBjörn Gustavsson <[email protected]>2016-05-23 08:39:52 +0200
commit69bb7b21a552c6e7d0615d4ead0345370deec2a0 (patch)
tree7ee9634a3e4e22fd3b156b0bf0999af2ffc033c0 /lib/compiler/vsn.mk
parent9ab0dcce5a2bf609917cb09c36cbf63dad6bb679 (diff)
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beam_bool: Reject potentially unsafe optimization
When calculating the sets of registers that must be killed or unused, registers set in a {protected,_,_,_} block were not considered. That could result in a crash in the assertion in beam_utils:live_opt_block/4.
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