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authorLukas Larsson <[email protected]>2014-08-04 12:04:45 +0200
committerLukas Larsson <[email protected]>2014-08-08 17:17:18 +0200
commit9d3c22934491afe85fbcf8543ae43fb2eb1ab387 (patch)
tree4cfbd2f87d60b7a143426140984a3ae0b93d9252 /xcomp
parent62081266545df8f5eda8e2043f33055cfe575126 (diff)
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erts: Fix neg int overflow when sint is min size
When INT64_MIN is the value of a Sint64 we have to first cast it to an Uint64 before negating it. Otherwise we get an integer overflow which is undefined behaviour and in gcc 4.9 this results in -0 instead of -9223372036854775808 in gcc 4.8.
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