Auto merge of #10255 - mbrubeck:box-unscanned, r=pcwalton

Reduce size of layout::fragment::Fragment struct

This reduces the size of the SpecificFragmentInfo enum from 48 to 24.

r? @pcwalton

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This commit is contained in:
bors-servo 2016-03-30 07:49:25 +05:30
commit 44b2ba2547
11 changed files with 76 additions and 16 deletions

View file

@ -23,14 +23,14 @@ macro_rules! sizeof_checker (
let old = $known_size;
if new < old {
panic!("Your changes have decreased the stack size of commonly used DOM struct {} from {} to {}. \
Good work! Please update the size in script/tests.rs",
Good work! Please update the size in tests/unit/script/size_of.rs.",
stringify!($t), old, new)
} else if new > old {
panic!("Your changes have increased the stack size of commonly used DOM struct {} from {} to {}. \
These structs are present in large quantities in the DOM, and increasing the size \
may dramatically affect our memory footprint. Please consider choosing a design which \
avoids this increase. If you feel that the increase is necessary, \
update to the new size in script/tests.rs.",
update to the new size in tests/unit/script/size_of.rs.",
stringify!($t), old, new)
}
});