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ci: use cross for musl x86_64 builds

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This is necessary because jemalloc + musl + Ubuntu 16.04 is apparently
broken.

Moreover, jemalloc doesn't support i686, so we accept the performance
regression there.

See also: https://github.com/gnzlbg/jemallocator/issues/124
This commit is contained in:
Andrew Gallant
2019-04-25 10:49:59 -04:00
parent 9dcfd9a205
commit 5ce2d7351d
5 changed files with 36 additions and 7 deletions
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5
src/main.rs
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@ -35,7 +35,10 @@ mod subject;
// We don't unconditionally use jemalloc because it can be nice to use the
// system's default allocator by default. Moreover, jemalloc seems to increase
// compilation times by a bit.
#[cfg(target_env = "musl")]
//
// Moreover, we only do this on 64-bit systems since jemalloc doesn't support
// i686.
#[cfg(all(target_env = "musl", target_pointer_width = "64"))]
#[global_allocator]
static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;