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authorbors <bors@rust-lang.org>2019-11-29 11:35:03 +0000
committerbors <bors@rust-lang.org>2019-11-29 11:35:03 +0000
commitc4375c9dfdd7f31de909f6e9384bac1bf37b44da (patch)
tree48ff1fdfe6f3945cc4ae39abd2815042ad52bbc4 /src/test/codegen
parentfe969f4ec67a5bd317818cbc7a648c5795af15fa (diff)
parentd0b983307b1d4469396389e54b9d9ab2b5f43c48 (diff)
downloadrust-c4375c9dfdd7f31de909f6e9384bac1bf37b44da.tar.gz
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Auto merge of #66645 - RalfJung:dereferenceable, r=pnkfelix
remove the 'dereferenceable' attribute from Box

Fixes https://github.com/rust-lang/rust/issues/66600

r? @eddyb @rkruppe
Diffstat (limited to 'src/test/codegen')
-rw-r--r--src/test/codegen/function-arguments.rs4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/test/codegen/function-arguments.rs b/src/test/codegen/function-arguments.rs
index 7e1791cd4f2..5c9aa48c0a5 100644
--- a/src/test/codegen/function-arguments.rs
+++ b/src/test/codegen/function-arguments.rs
@@ -65,7 +65,9 @@ pub fn indirect_struct(_: S) {
 pub fn borrowed_struct(_: &S) {
 }
 
-// CHECK: noalias align 4 dereferenceable(4) i32* @_box(i32* noalias align 4 dereferenceable(4) %x)
+// `Box` can get deallocated during execution of the function, so it should
+// not get `dereferenceable`.
+// CHECK: noalias nonnull align 4 i32* @_box(i32* noalias nonnull align 4 %x)
 #[no_mangle]
 pub fn _box(x: Box<i32>) -> Box<i32> {
   x