Further reduce the likelyhood of hash collisions

oli-obk · oli-obk · commit d46a373b391c · 2019-06-21T09:56:02.000+02:00
diff --git a/src/librustc/ich/impls_ty.rs b/src/librustc/ich/impls_ty.rs
@@ -180,6 +180,7 @@ impl<'a> HashStable<StableHashingContext<'a>> for mir::interpret::Allocation {
             extra: _,
         } = self;
         bytes.hash_stable(hcx, hasher);
+        relocations.len().hash_stable(hcx, hasher);
         for reloc in relocations.iter() {
             reloc.hash_stable(hcx, hasher);
         }

Original file line number	Diff line number	Diff line change
`@@ -180,6 +180,7 @@ impl<'a> HashStable<StableHashingContext<'a>> for mir::interpret::Allocation {`
`180`	`180`	`extra: _,`
`181`	`181`	`} = self;`
`182`	`182`	`bytes.hash_stable(hcx, hasher);`
	`183`	`+ relocations.len().hash_stable(hcx, hasher);`
`183`	`184`	`for reloc in relocations.iter() {`
`184`	`185`	`reloc.hash_stable(hcx, hasher);`
`185`	`186`	`}`