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Reuse cleanup pad declared at start of block.

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This commit is contained in:
Mark Simulacrum
2016-12-20 14:14:30 -07:00
parent c1bc5e51d6
commit 079abd0b1e
1 changed files with 3 additions and 3 deletions
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src/librustc_trans/cleanup.rs
+3 -3
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@@ -59,11 +59,11 @@ fn get_landing_pad<'a>(&self, fcx: &FunctionContext<'a, 'tcx>) -> BasicBlockRef
bcx.set_personality_fn(llpersonality);
if base::wants_msvc_seh(fcx.ccx.sess()) {
// Insert cleanup instructions into the cleanup block
let funclet = Some(Funclet::new(bcx.cleanup_pad(None, &[])));
let pad = bcx.cleanup_pad(None, &[]);
let funclet = Some(Funclet::new(pad));
self.trans(funclet.as_ref(), &bcx);
bcx.cleanup_ret(bcx.cleanup_pad(None, &[]), None);
bcx.cleanup_ret(pad, None);
} else {
// The landing pad return type (the type being propagated). Not sure
// what this represents but it's determined by the personality