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conditionally leak memory

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This commit is contained in:
Folkert 2020-08-01 21:37:54 +02:00
parent 5d22b6a9cf
commit 5548bf136d
6 changed files with 372 additions and 7 deletions
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7
compiler/gen/src/llvm/build.rs
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@ -44,6 +44,7 @@ pub struct Env<'a, 'ctx, 'env> {
pub module: &'ctx Module<'ctx>,
pub interns: Interns,
pub ptr_bytes: u32,
pub leak: bool,
}
impl<'a, 'ctx, 'env> Env<'a, 'ctx, 'env> {
@ -798,8 +799,10 @@ fn decrement_refcount_list<'a, 'ctx, 'env>(
// refcount is one, and will be decremented. This list can be freed
let build_else = || {
let free = builder.build_free(refcount_ptr);
builder.insert_instruction(&free, None);
if !env.leak {
let free = builder.build_free(refcount_ptr);
builder.insert_instruction(&free, None);
}
body
};