EnumSizeOpt test: show actual bytes of new allocation

Author: RalfJung

tests/mir-opt/enum_opt.cand.EnumSizeOpt.32bit.diff

@@ -64,7 +64,9 @@
           StorageDead(_1);
           return;
       }
-  }
++ }
 + 
-+ ALLOC0 (size: 8, align: 4) { .. }
++ ALLOC0 (size: 8, align: 4) {
++     02 00 00 00 05 20 00 00                         │ ..... ..
+  }
 

tests/mir-opt/enum_opt.cand.EnumSizeOpt.64bit.diff

@@ -64,7 +64,9 @@
           StorageDead(_1);
           return;
       }
-  }
++ }
 + 
-+ ALLOC0 (size: 16, align: 8) { .. }
++ ALLOC0 (size: 16, align: 8) {
++     02 00 00 00 00 00 00 00 05 20 00 00 00 00 00 00 │ ......... ......
+  }
 

tests/mir-opt/enum_opt.rs

@@ -1,7 +1,8 @@
 // skip-filecheck
 //@ test-mir-pass: EnumSizeOpt
 // EMIT_MIR_FOR_EACH_BIT_WIDTH
-//@ compile-flags: -Zunsound-mir-opts -Zdump-mir-exclude-alloc-bytes
+//@ compile-flags: -Zunsound-mir-opts
+//@ ignore-endian-big
 
 // Tests that an enum with a variant with no data gets correctly transformed.
 pub enum NoData {

tests/mir-opt/enum_opt.unin.EnumSizeOpt.32bit.diff

@@ -64,7 +64,9 @@
           StorageDead(_1);
           return;
       }
-  }
++ }
 + 
-+ ALLOC0 (size: 8, align: 4) { .. }
++ ALLOC0 (size: 8, align: 4) {
++     05 20 00 00 01 00 00 00                         │ . ......
+  }
 

tests/mir-opt/enum_opt.unin.EnumSizeOpt.64bit.diff

@@ -64,7 +64,9 @@
           StorageDead(_1);
           return;
       }
-  }
++ }
 + 
-+ ALLOC0 (size: 16, align: 8) { .. }
++ ALLOC0 (size: 16, align: 8) {
++     05 20 00 00 00 00 00 00 01 00 00 00 00 00 00 00 │ . ..............
+  }