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cleanup and comments

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This commit is contained in:
Folkert 2021-08-11 01:12:46 +02:00
parent 574e07807e
commit 4140473f1a
2 changed files with 4 additions and 3 deletions
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6
compiler/gen_llvm/src/llvm/build.rs
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@ -2660,7 +2660,7 @@ fn cast_tag_to_block_of_memory<'a, 'ctx, 'env>(
from_value: StructValue<'ctx>,
to_type: BasicTypeEnum<'ctx>,
) -> BasicValueEnum<'ctx> {
complex_bitcast_complexer(env, from_value.into(), to_type, "tag_to_block_of_memory")
complex_bitcast_check_size(env, from_value.into(), to_type, "tag_to_block_of_memory")
}
pub fn cast_block_of_memory_to_tag<'ctx>(
@ -2696,7 +2696,9 @@ pub fn complex_bitcast<'ctx>(
complex_bitcast_from_bigger_than_to(builder, from_value, to_type, name)
}
fn complex_bitcast_complexer<'a, 'ctx, 'env>(
/// Check the size of the input and output types. Pretending we have more bytes at a pointer than
/// we actually do can lead to faulty optimizations and weird segfaults/crashes
fn complex_bitcast_check_size<'a, 'ctx, 'env>(
env: &Env<'a, 'ctx, 'env>,
from_value: BasicValueEnum<'ctx>,
to_type: BasicTypeEnum<'ctx>,