[WP] fixes smp_eq_with_lor (adds an integrity test)

src/plugins/wp/tests/wp_acsl/issue_A228.c

+Bool A, B;
+
+/*@
+  ensures GOAL: \result ≡ 255;
+ */
+unsigned job(void)
+{
+  _Bool a0;
+  _Bool a1;
+  _Bool a2;
+  _Bool a3;
+  _Bool a4;
+  _Bool a5;
+  _Bool a6;
+  _Bool a7;
+  a0 = 1;
+  a1 = 1;
+  a2 = 1;
+  a4 = 1;
+  a3 = 1;
+  a5 = 1;
+  a6 = A;
+  a7 = B;
+  //*integrity_tests =
+  return
+    ((unsigned int)a0 << 0) |
+    ((unsigned int)a1 << 1) |
+    ((unsigned int)a2 << 2) |
+    ((unsigned int)a3 << 3) |
+    ((unsigned int)a4 << 4) |
+    ((unsigned int)a5 << 5) |
+    ((unsigned int)a6 << 6) |
+    ((unsigned int)a7 << 7);
+}

src/plugins/wp/tests/wp_acsl/oracle/issue_A228.res.oracle

+# frama-c -wp [...]
+[kernel] Parsing tests/wp_acsl/issue_A228.c (with preprocessing)
+[kernel] :0: 
+  syntax error:
+  Location: between <unknown> and 1:5, before or at token: A
+  
+  1     Bool A, B;
+  
+  2     
+  3     /*@
+[kernel] Frama-C aborted: invalid user input.

src/plugins/wp/tests/wp_acsl/oracle_qualif/issue_A228.res.oracle

+# frama-c -wp [...]
+[kernel] Parsing tests/wp_acsl/issue_A228.c (with preprocessing)
+[kernel] :0: 
+  syntax error:
+  Location: between <unknown> and 1:5, before or at token: A
+  
+  1     Bool A, B;
+  
+  2     
+  3     /*@
+[kernel] Frama-C aborted: invalid user input.