From: bjorn3 <bjorn3@users.noreply.github.com>
Date: Fri, 1 May 2020 10:32:23 +0000 (+0200)
Subject: Fix ptr_offset_from intrinsic
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;ds=sidebyside;h=aa6a4acd787b87e1ca19fb27da79ce072b9725ab;p=rust.git

Fix ptr_offset_from intrinsic
---

diff --git a/src/intrinsics/mod.rs b/src/intrinsics/mod.rs
index c74ed2d3061..a9954aff6d1 100644
--- a/src/intrinsics/mod.rs
+++ b/src/intrinsics/mod.rs
@@ -812,7 +812,7 @@ fn swap(bcx: &mut FunctionBuilder<'_>, v: Value) -> Value {
             let pointee_size: u64 = fx.layout_of(T).size.bytes();
             let diff = fx.bcx.ins().isub(ptr, base);
             // FIXME this can be an exact division.
-            let val = CValue::by_val(fx.bcx.ins().udiv_imm(diff, pointee_size as i64), isize_layout);
+            let val = CValue::by_val(fx.bcx.ins().sdiv_imm(diff, pointee_size as i64), isize_layout);
             ret.write_cvalue(fx, val);
         };