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Extract null check throw to a separate function

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Slightly smaller callsite!
This commit is contained in:
Alex Crichton 2017-12-21 12:25:13 -08:00
parent 6aacff6a80
commit 44a9555313
1 changed files with 8 additions and 1 deletions
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9
src/lib.rs
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@ -55,6 +55,7 @@ impl Drop for JsObject {
} }
#[cold] #[cold]
#[inline(never)]
pub fn throw(s: &str) -> ! { pub fn throw(s: &str) -> ! {
extern { extern {
fn __wbindgen_throw(a: *const u8, b: usize) -> !; fn __wbindgen_throw(a: *const u8, b: usize) -> !;
@ -72,10 +73,16 @@ pub mod __rt {
#[inline] #[inline]
pub fn assert_not_null<T>(s: *mut T) { pub fn assert_not_null<T>(s: *mut T) {
if s.is_null() { if s.is_null() {
super::throw("null pointer passed to rust"); throw_null();
} }
} }
#[cold]
#[inline(never)]
fn throw_null() -> ! {
super::throw("null pointer passed to rust");
}
/// A vendored version of `RefCell` from the standard library. /// A vendored version of `RefCell` from the standard library.
/// ///
/// Now why, you may ask, would we do that? Surely `RefCell` in libstd is /// Now why, you may ask, would we do that? Surely `RefCell` in libstd is