diff --git a/src/plugins/e-acsl/tests/arith/bitwise.c b/src/plugins/e-acsl/tests/arith/bitwise.c
index a47aba968c95d5816444f76c1500b325194a644c..7dfa73a7c444bbd24f5911e3abde2010c53ed6db 100644
--- a/src/plugins/e-acsl/tests/arith/bitwise.c
+++ b/src/plugins/e-acsl/tests/arith/bitwise.c
@@ -1,6 +1,7 @@
 /* run.config_ci, run.config_dev
    COMMENT: Support of bitwise operations
    STDOPT: #"-warn-right-shift-negative -warn-left-shift-negative"
+   MACRO: ROOT_EACSL_GCC_FC_EXTRA_EXT -warn-right-shift-negative -warn-left-shift-negative
 */
 
 #include <limits.h>
@@ -42,8 +43,6 @@ void g_signed(int a, int b) {
 
     /*@ assert ((ULLONG_MAX + 1) << 1) != 0; */
     /*@ assert ((ULLONG_MAX + 1) >> 1) != 0; */
-    /*@ assert ((LLONG_MIN - 1) << 1) != 0; */
-    /*@ assert ((LLONG_MIN - 1) >> 1) != 0; */
     /*@ assert (1 << 65) != 0; */
     /*@ assert ((ULLONG_MAX + 1) | (LLONG_MIN - 1)) != 0; */
     /*@ assert ((ULLONG_MAX + 1) & (LLONG_MIN - 1)) !=
diff --git a/src/plugins/e-acsl/tests/arith/oracle_ci/bitwise.res.oracle b/src/plugins/e-acsl/tests/arith/oracle_ci/bitwise.res.oracle
index d3656a3e7da8fdc8710c080e25eee4cc81f9efe2..80897296cd13ef45a7198ce08d4fc3841450606d 100644
--- a/src/plugins/e-acsl/tests/arith/oracle_ci/bitwise.res.oracle
+++ b/src/plugins/e-acsl/tests/arith/oracle_ci/bitwise.res.oracle
@@ -1,66 +1,38 @@
 [e-acsl] beginning translation.
-[e-acsl] tests/arith/bitwise.c:39: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:41: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:43: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:44: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:45: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:46: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:47: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:48: Warning: 
-  E-ACSL construct `bitwise operator on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:49: Warning: 
-  E-ACSL construct `bitwise operator on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:56: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:58: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:60: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:61: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:62: Warning: 
-  E-ACSL construct `left/right shift on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:63: Warning: 
-  E-ACSL construct `bitwise operator on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
-[e-acsl] tests/arith/bitwise.c:64: Warning: 
-  E-ACSL construct `bitwise operator on arbitrary precision'
-  is not yet supported.
-  Ignoring annotation.
 [e-acsl] translation done in project "e-acsl".
+[eva:alarm] tests/arith/bitwise.c:40: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:40: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:42: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:42: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:44: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:45: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:46: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:47: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:48: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:55: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:55: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:57: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:57: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:59: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:60: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:61: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:62: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
+[eva:alarm] tests/arith/bitwise.c:63: Warning: 
+  function __e_acsl_assert: precondition got status unknown.
diff --git a/src/plugins/e-acsl/tests/arith/oracle_ci/gen_bitwise.c b/src/plugins/e-acsl/tests/arith/oracle_ci/gen_bitwise.c
index 7e230971466517b86b4844888116d3dd4359a0ba..e96f4973e6c3c735ac875d125d378d469f0fd181 100644
--- a/src/plugins/e-acsl/tests/arith/oracle_ci/gen_bitwise.c
+++ b/src/plugins/e-acsl/tests/arith/oracle_ci/gen_bitwise.c
@@ -5,27 +5,27 @@ void f_signed(int a, int b)
 {
   int c = a << 2;
   __e_acsl_assert(0 <= a,"RTE","f_signed","shift: 0 <= a",
-                  "tests/arith/bitwise.c",11);
+                  "tests/arith/bitwise.c",12);
   __e_acsl_assert((long)c == a << 2L,"Assertion","f_signed","c == a << 2",
-                  "tests/arith/bitwise.c",11);
+                  "tests/arith/bitwise.c",12);
   /*@ assert c ≡ a << 2; */ ;
   int d = b >> 2;
   __e_acsl_assert(0 <= b,"RTE","f_signed","shift: 0 <= b",
-                  "tests/arith/bitwise.c",13);
+                  "tests/arith/bitwise.c",14);
   __e_acsl_assert(d == b >> 2,"Assertion","f_signed","d == b >> 2",
-                  "tests/arith/bitwise.c",13);
+                  "tests/arith/bitwise.c",14);
   /*@ assert d ≡ b >> 2; */ ;
   int e = a | b;
   __e_acsl_assert((long)e == (a | (long)b),"Assertion","f_signed",
-                  "e == (a | b)","tests/arith/bitwise.c",15);
+                  "e == (a | b)","tests/arith/bitwise.c",16);
   /*@ assert e ≡ (a | b); */ ;
   int f = a & b;
   __e_acsl_assert((long)f == (a & (long)b),"Assertion","f_signed",
-                  "f == (a & b)","tests/arith/bitwise.c",17);
+                  "f == (a & b)","tests/arith/bitwise.c",18);
   /*@ assert f ≡ (a & b); */ ;
   int g = a ^ b;
   __e_acsl_assert((long)g == (a ^ (long)b),"Assertion","f_signed",
-                  "g == (a ^ b)","tests/arith/bitwise.c",19);
+                  "g == (a ^ b)","tests/arith/bitwise.c",20);
   /*@ assert g ≡ (a ^ b); */ ;
   return;
 }
@@ -34,23 +34,23 @@ void f_unsigned(unsigned int a, unsigned int b)
 {
   unsigned int c = a << 2u;
   __e_acsl_assert((unsigned long)c == a << 2UL,"Assertion","f_unsigned",
-                  "c == a << 2","tests/arith/bitwise.c",25);
+                  "c == a << 2","tests/arith/bitwise.c",26);
   /*@ assert c ≡ a << 2; */ ;
   unsigned int d = b >> 2u;
   __e_acsl_assert(d == b >> 2U,"Assertion","f_unsigned","d == b >> 2",
-                  "tests/arith/bitwise.c",27);
+                  "tests/arith/bitwise.c",28);
   /*@ assert d ≡ b >> 2; */ ;
   unsigned int e = a | b;
   __e_acsl_assert(e == (a | b),"Assertion","f_unsigned","e == (a | b)",
-                  "tests/arith/bitwise.c",29);
+                  "tests/arith/bitwise.c",30);
   /*@ assert e ≡ (a | b); */ ;
   unsigned int f = a & b;
   __e_acsl_assert(f == (a & b),"Assertion","f_unsigned","f == (a & b)",
-                  "tests/arith/bitwise.c",31);
+                  "tests/arith/bitwise.c",32);
   /*@ assert f ≡ (a & b); */ ;
   unsigned int g = a ^ b;
   __e_acsl_assert(g == (a ^ b),"Assertion","f_unsigned","g == (a ^ b)",
-                  "tests/arith/bitwise.c",33);
+                  "tests/arith/bitwise.c",34);
   /*@ assert g ≡ (a ^ b); */ ;
   return;
 }
@@ -58,19 +58,312 @@ void f_unsigned(unsigned int a, unsigned int b)
 void g_signed(int a, int b)
 {
   int c = a << b;
+  {
+    __e_acsl_mpz_t __gen_e_acsl_c;
+    __e_acsl_mpz_t __gen_e_acsl_a;
+    __e_acsl_mpz_t __gen_e_acsl_b;
+    int __gen_e_acsl_b_shiftl_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_b_shiftl_coerced;
+    __e_acsl_mpz_t __gen_e_acsl_;
+    int __gen_e_acsl_a_shiftl_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl;
+    int __gen_e_acsl_eq;
+    __gmpz_init_set_si(__gen_e_acsl_c,(long)c);
+    __gmpz_init_set_si(__gen_e_acsl_a,(long)a);
+    __gmpz_init_set_si(__gen_e_acsl_b,(long)b);
+    __gen_e_acsl_b_shiftl_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl_b));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ b ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_b_shiftl_guard,"RTE","g_signed",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= b <= 18446744073709551615",
+                    "tests/arith/bitwise.c",40);
+    __gen_e_acsl_b_shiftl_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_b));
+    __gmpz_init_set_si(__gen_e_acsl_,0L);
+    __gen_e_acsl_a_shiftl_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_a),
+                                             (__e_acsl_mpz_struct const *)(__gen_e_acsl_));
+    __gmpz_init(__gen_e_acsl_shiftl);
+    /*@ assert E_ACSL: a ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_a_shiftl_guard >= 0,"RTE","g_signed",
+                    "a >= 0","tests/arith/bitwise.c",40);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl_a),
+                    __gen_e_acsl_b_shiftl_coerced);
+    __gen_e_acsl_eq = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_c),
+                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl));
+    __e_acsl_assert(__gen_e_acsl_eq == 0,"Assertion","g_signed",
+                    "c == a << b","tests/arith/bitwise.c",40);
+    __gmpz_clear(__gen_e_acsl_c);
+    __gmpz_clear(__gen_e_acsl_a);
+    __gmpz_clear(__gen_e_acsl_b);
+    __gmpz_clear(__gen_e_acsl_);
+    __gmpz_clear(__gen_e_acsl_shiftl);
+  }
   /*@ assert c ≡ a << b; */ ;
   int d = a >> b;
+  {
+    __e_acsl_mpz_t __gen_e_acsl_d;
+    __e_acsl_mpz_t __gen_e_acsl_a_2;
+    __e_acsl_mpz_t __gen_e_acsl_b_2;
+    int __gen_e_acsl_b_shiftr_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_b_shiftr_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__2;
+    int __gen_e_acsl_a_shiftr_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftr;
+    int __gen_e_acsl_eq_2;
+    __gmpz_init_set_si(__gen_e_acsl_d,(long)d);
+    __gmpz_init_set_si(__gen_e_acsl_a_2,(long)a);
+    __gmpz_init_set_si(__gen_e_acsl_b_2,(long)b);
+    __gen_e_acsl_b_shiftr_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl_b_2));
+    /*@ assert
+        E_ACSL: shiftr_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ b ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_b_shiftr_guard,"RTE","g_signed",
+                    "shiftr_rhs_fits_in_mp_bitcnt_t: 0 <= b <= 18446744073709551615",
+                    "tests/arith/bitwise.c",42);
+    __gen_e_acsl_b_shiftr_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_b_2));
+    __gmpz_init_set_si(__gen_e_acsl__2,0L);
+    __gen_e_acsl_a_shiftr_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_a_2),
+                                             (__e_acsl_mpz_struct const *)(__gen_e_acsl__2));
+    __gmpz_init(__gen_e_acsl_shiftr);
+    /*@ assert E_ACSL: a ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_a_shiftr_guard >= 0,"RTE","g_signed",
+                    "a >= 0","tests/arith/bitwise.c",42);
+    __gmpz_tdiv_q_2exp(__gen_e_acsl_shiftr,
+                       (__e_acsl_mpz_struct const *)(__gen_e_acsl_a_2),
+                       __gen_e_acsl_b_shiftr_coerced);
+    __gen_e_acsl_eq_2 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_d),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftr));
+    __e_acsl_assert(__gen_e_acsl_eq_2 == 0,"Assertion","g_signed",
+                    "d == a >> b","tests/arith/bitwise.c",42);
+    __gmpz_clear(__gen_e_acsl_d);
+    __gmpz_clear(__gen_e_acsl_a_2);
+    __gmpz_clear(__gen_e_acsl_b_2);
+    __gmpz_clear(__gen_e_acsl__2);
+    __gmpz_clear(__gen_e_acsl_shiftr);
+  }
   /*@ assert d ≡ a >> b; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__3;
+    __e_acsl_mpz_t __gen_e_acsl__4;
+    __e_acsl_mpz_t __gen_e_acsl_add;
+    int __gen_e_acsl_cst_shiftl_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftl_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__5;
+    int __gen_e_acsl_shiftl_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl_2;
+    int __gen_e_acsl_ne;
+    __gmpz_init_set_ui(__gen_e_acsl__3,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__4,1L);
+    __gmpz_init(__gen_e_acsl_add);
+    __gmpz_add(__gen_e_acsl_add,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__3),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    __gen_e_acsl_cst_shiftl_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 1 ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard,"RTE","g_signed",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= 1 <= 18446744073709551615",
+                    "tests/arith/bitwise.c",44);
+    __gen_e_acsl_cst_shiftl_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    __gmpz_init_set_si(__gen_e_acsl__5,0L);
+    __gen_e_acsl_shiftl_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_add),
+                                           (__e_acsl_mpz_struct const *)(__gen_e_acsl__5));
+    __gmpz_init(__gen_e_acsl_shiftl_2);
+    /*@ assert E_ACSL: 18446744073709551615ULL + 1 ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_shiftl_guard >= 0,"RTE","g_signed",
+                    "18446744073709551615ULL + 1 >= 0",
+                    "tests/arith/bitwise.c",44);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl_2,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl_add),
+                    __gen_e_acsl_cst_shiftl_coerced);
+    __gen_e_acsl_ne = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl_2),
+                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl__5));
+    __e_acsl_assert(__gen_e_acsl_ne != 0,"Assertion","g_signed",
+                    "(18446744073709551615ULL + 1) << 1 != 0",
+                    "tests/arith/bitwise.c",44);
+    __gmpz_clear(__gen_e_acsl__3);
+    __gmpz_clear(__gen_e_acsl__4);
+    __gmpz_clear(__gen_e_acsl_add);
+    __gmpz_clear(__gen_e_acsl__5);
+    __gmpz_clear(__gen_e_acsl_shiftl_2);
+  }
   /*@ assert (18446744073709551615ULL + 1) << 1 ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__6;
+    __e_acsl_mpz_t __gen_e_acsl__7;
+    __e_acsl_mpz_t __gen_e_acsl_add_2;
+    int __gen_e_acsl_cst_shiftr_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftr_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__8;
+    int __gen_e_acsl_shiftr_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftr_2;
+    unsigned long __gen_e_acsl__9;
+    __gmpz_init_set_ui(__gen_e_acsl__6,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__7,1L);
+    __gmpz_init(__gen_e_acsl_add_2);
+    __gmpz_add(__gen_e_acsl_add_2,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__6),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    __gen_e_acsl_cst_shiftr_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    /*@ assert
+        E_ACSL: shiftr_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 1 ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftr_guard,"RTE","g_signed",
+                    "shiftr_rhs_fits_in_mp_bitcnt_t: 0 <= 1 <= 18446744073709551615",
+                    "tests/arith/bitwise.c",45);
+    __gen_e_acsl_cst_shiftr_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    __gmpz_init_set_si(__gen_e_acsl__8,0L);
+    __gen_e_acsl_shiftr_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_add_2),
+                                           (__e_acsl_mpz_struct const *)(__gen_e_acsl__8));
+    __gmpz_init(__gen_e_acsl_shiftr_2);
+    /*@ assert E_ACSL: 18446744073709551615ULL + 1 ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_shiftr_guard >= 0,"RTE","g_signed",
+                    "18446744073709551615ULL + 1 >= 0",
+                    "tests/arith/bitwise.c",45);
+    __gmpz_tdiv_q_2exp(__gen_e_acsl_shiftr_2,
+                       (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_2),
+                       __gen_e_acsl_cst_shiftr_coerced);
+    __gen_e_acsl__9 = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftr_2));
+    __e_acsl_assert(__gen_e_acsl__9 != 0UL,"Assertion","g_signed",
+                    "(18446744073709551615ULL + 1) >> 1 != 0",
+                    "tests/arith/bitwise.c",45);
+    __gmpz_clear(__gen_e_acsl__6);
+    __gmpz_clear(__gen_e_acsl__7);
+    __gmpz_clear(__gen_e_acsl_add_2);
+    __gmpz_clear(__gen_e_acsl__8);
+    __gmpz_clear(__gen_e_acsl_shiftr_2);
+  }
   /*@ assert (18446744073709551615ULL + 1) >> 1 ≢ 0; */ ;
-  /*@ assert ((-9223372036854775807LL - 1LL) - 1) << 1 ≢ 0; */ ;
-  /*@ assert ((-9223372036854775807LL - 1LL) - 1) >> 1 ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__10;
+    __e_acsl_mpz_t __gen_e_acsl__11;
+    int __gen_e_acsl_cst_shiftl_guard_2;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftl_coerced_2;
+    __e_acsl_mpz_t __gen_e_acsl__12;
+    int __gen_e_acsl_cst_shiftl_guard_3;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl_3;
+    int __gen_e_acsl_ne_2;
+    __gmpz_init_set_si(__gen_e_acsl__10,1L);
+    __gmpz_init_set_si(__gen_e_acsl__11,65L);
+    __gen_e_acsl_cst_shiftl_guard_2 = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__11));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 65 ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard_2,"RTE","g_signed",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= 65 <= 18446744073709551615",
+                    "tests/arith/bitwise.c",46);
+    __gen_e_acsl_cst_shiftl_coerced_2 = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__11));
+    __gmpz_init_set_si(__gen_e_acsl__12,0L);
+    __gen_e_acsl_cst_shiftl_guard_3 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl__10),
+                                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl__12));
+    __gmpz_init(__gen_e_acsl_shiftl_3);
+    /*@ assert E_ACSL: 1 ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard_3 >= 0,"RTE","g_signed",
+                    "1 >= 0","tests/arith/bitwise.c",46);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl_3,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl__10),
+                    __gen_e_acsl_cst_shiftl_coerced_2);
+    __gen_e_acsl_ne_2 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl_3),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl__12));
+    __e_acsl_assert(__gen_e_acsl_ne_2 != 0,"Assertion","g_signed",
+                    "1 << 65 != 0","tests/arith/bitwise.c",46);
+    __gmpz_clear(__gen_e_acsl__10);
+    __gmpz_clear(__gen_e_acsl__11);
+    __gmpz_clear(__gen_e_acsl__12);
+    __gmpz_clear(__gen_e_acsl_shiftl_3);
+  }
   /*@ assert 1 << 65 ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__13;
+    __e_acsl_mpz_t __gen_e_acsl__14;
+    __e_acsl_mpz_t __gen_e_acsl_add_3;
+    __e_acsl_mpz_t __gen_e_acsl__15;
+    __e_acsl_mpz_t __gen_e_acsl_sub;
+    __e_acsl_mpz_t __gen_e_acsl_bor;
+    __e_acsl_mpz_t __gen_e_acsl__16;
+    int __gen_e_acsl_ne_3;
+    __gmpz_init_set_ui(__gen_e_acsl__13,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__14,1L);
+    __gmpz_init(__gen_e_acsl_add_3);
+    __gmpz_add(__gen_e_acsl_add_3,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__13),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__14));
+    __gmpz_init_set_si(__gen_e_acsl__15,-9223372036854775807L - 1L);
+    __gmpz_init(__gen_e_acsl_sub);
+    __gmpz_sub(__gen_e_acsl_sub,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__15),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__14));
+    __gmpz_init(__gen_e_acsl_bor);
+    __gmpz_ior(__gen_e_acsl_bor,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_3),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_sub));
+    __gmpz_init_set_si(__gen_e_acsl__16,0L);
+    __gen_e_acsl_ne_3 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_bor),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl__16));
+    __e_acsl_assert(__gen_e_acsl_ne_3 != 0,"Assertion","g_signed",
+                    "((18446744073709551615ULL + 1) | ((-9223372036854775807LL - 1LL) - 1)) != 0",
+                    "tests/arith/bitwise.c",47);
+    __gmpz_clear(__gen_e_acsl__13);
+    __gmpz_clear(__gen_e_acsl__14);
+    __gmpz_clear(__gen_e_acsl_add_3);
+    __gmpz_clear(__gen_e_acsl__15);
+    __gmpz_clear(__gen_e_acsl_sub);
+    __gmpz_clear(__gen_e_acsl_bor);
+    __gmpz_clear(__gen_e_acsl__16);
+  }
   /*@
   assert
   ((18446744073709551615ULL + 1) | ((-9223372036854775807LL - 1LL) - 1)) ≢
   0; */
   ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__17;
+    __e_acsl_mpz_t __gen_e_acsl__18;
+    __e_acsl_mpz_t __gen_e_acsl_add_4;
+    __e_acsl_mpz_t __gen_e_acsl__19;
+    __e_acsl_mpz_t __gen_e_acsl_sub_2;
+    __e_acsl_mpz_t __gen_e_acsl_band;
+    __e_acsl_mpz_t __gen_e_acsl_bxor;
+    int __gen_e_acsl_ne_4;
+    __gmpz_init_set_ui(__gen_e_acsl__17,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__18,1L);
+    __gmpz_init(__gen_e_acsl_add_4);
+    __gmpz_add(__gen_e_acsl_add_4,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__17),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__18));
+    __gmpz_init_set_si(__gen_e_acsl__19,-9223372036854775807L - 1L);
+    __gmpz_init(__gen_e_acsl_sub_2);
+    __gmpz_sub(__gen_e_acsl_sub_2,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__19),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__18));
+    __gmpz_init(__gen_e_acsl_band);
+    __gmpz_and(__gen_e_acsl_band,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_4),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_sub_2));
+    __gmpz_init(__gen_e_acsl_bxor);
+    __gmpz_xor(__gen_e_acsl_bxor,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_4),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_sub_2));
+    __gen_e_acsl_ne_4 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_band),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl_bxor));
+    __e_acsl_assert(__gen_e_acsl_ne_4 != 0,"Assertion","g_signed",
+                    "((18446744073709551615ULL + 1) & ((-9223372036854775807LL - 1LL) - 1)) !=\n((18446744073709551615ULL + 1) ^ ((-9223372036854775807LL - 1LL) - 1))",
+                    "tests/arith/bitwise.c",48);
+    __gmpz_clear(__gen_e_acsl__17);
+    __gmpz_clear(__gen_e_acsl__18);
+    __gmpz_clear(__gen_e_acsl_add_4);
+    __gmpz_clear(__gen_e_acsl__19);
+    __gmpz_clear(__gen_e_acsl_sub_2);
+    __gmpz_clear(__gen_e_acsl_band);
+    __gmpz_clear(__gen_e_acsl_bxor);
+  }
   /*@
   assert
   ((18446744073709551615ULL + 1) & ((-9223372036854775807LL - 1LL) - 1)) ≢
@@ -82,13 +375,290 @@ void g_signed(int a, int b)
 void g_unsigned(unsigned int a, unsigned int b)
 {
   unsigned int c = a << b;
+  {
+    __e_acsl_mpz_t __gen_e_acsl_c;
+    __e_acsl_mpz_t __gen_e_acsl_a;
+    __e_acsl_mpz_t __gen_e_acsl_b;
+    int __gen_e_acsl_b_shiftl_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_b_shiftl_coerced;
+    __e_acsl_mpz_t __gen_e_acsl_;
+    int __gen_e_acsl_a_shiftl_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl;
+    int __gen_e_acsl_eq;
+    __gmpz_init_set_ui(__gen_e_acsl_c,(unsigned long)c);
+    __gmpz_init_set_ui(__gen_e_acsl_a,(unsigned long)a);
+    __gmpz_init_set_ui(__gen_e_acsl_b,(unsigned long)b);
+    __gen_e_acsl_b_shiftl_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl_b));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ b ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_b_shiftl_guard,"RTE","g_unsigned",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= b <= 18446744073709551615",
+                    "tests/arith/bitwise.c",55);
+    __gen_e_acsl_b_shiftl_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_b));
+    __gmpz_init_set_si(__gen_e_acsl_,0L);
+    __gen_e_acsl_a_shiftl_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_a),
+                                             (__e_acsl_mpz_struct const *)(__gen_e_acsl_));
+    __gmpz_init(__gen_e_acsl_shiftl);
+    /*@ assert E_ACSL: a ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_a_shiftl_guard >= 0,"RTE","g_unsigned",
+                    "a >= 0","tests/arith/bitwise.c",55);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl_a),
+                    __gen_e_acsl_b_shiftl_coerced);
+    __gen_e_acsl_eq = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_c),
+                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl));
+    __e_acsl_assert(__gen_e_acsl_eq == 0,"Assertion","g_unsigned",
+                    "c == a << b","tests/arith/bitwise.c",55);
+    __gmpz_clear(__gen_e_acsl_c);
+    __gmpz_clear(__gen_e_acsl_a);
+    __gmpz_clear(__gen_e_acsl_b);
+    __gmpz_clear(__gen_e_acsl_);
+    __gmpz_clear(__gen_e_acsl_shiftl);
+  }
   /*@ assert c ≡ a << b; */ ;
   unsigned int d = a >> b;
+  {
+    __e_acsl_mpz_t __gen_e_acsl_d;
+    __e_acsl_mpz_t __gen_e_acsl_a_2;
+    __e_acsl_mpz_t __gen_e_acsl_b_2;
+    int __gen_e_acsl_b_shiftr_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_b_shiftr_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__2;
+    int __gen_e_acsl_a_shiftr_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftr;
+    int __gen_e_acsl_eq_2;
+    __gmpz_init_set_ui(__gen_e_acsl_d,(unsigned long)d);
+    __gmpz_init_set_ui(__gen_e_acsl_a_2,(unsigned long)a);
+    __gmpz_init_set_ui(__gen_e_acsl_b_2,(unsigned long)b);
+    __gen_e_acsl_b_shiftr_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl_b_2));
+    /*@ assert
+        E_ACSL: shiftr_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ b ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_b_shiftr_guard,"RTE","g_unsigned",
+                    "shiftr_rhs_fits_in_mp_bitcnt_t: 0 <= b <= 18446744073709551615",
+                    "tests/arith/bitwise.c",57);
+    __gen_e_acsl_b_shiftr_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_b_2));
+    __gmpz_init_set_si(__gen_e_acsl__2,0L);
+    __gen_e_acsl_a_shiftr_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_a_2),
+                                             (__e_acsl_mpz_struct const *)(__gen_e_acsl__2));
+    __gmpz_init(__gen_e_acsl_shiftr);
+    /*@ assert E_ACSL: a ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_a_shiftr_guard >= 0,"RTE","g_unsigned",
+                    "a >= 0","tests/arith/bitwise.c",57);
+    __gmpz_tdiv_q_2exp(__gen_e_acsl_shiftr,
+                       (__e_acsl_mpz_struct const *)(__gen_e_acsl_a_2),
+                       __gen_e_acsl_b_shiftr_coerced);
+    __gen_e_acsl_eq_2 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_d),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftr));
+    __e_acsl_assert(__gen_e_acsl_eq_2 == 0,"Assertion","g_unsigned",
+                    "d == a >> b","tests/arith/bitwise.c",57);
+    __gmpz_clear(__gen_e_acsl_d);
+    __gmpz_clear(__gen_e_acsl_a_2);
+    __gmpz_clear(__gen_e_acsl_b_2);
+    __gmpz_clear(__gen_e_acsl__2);
+    __gmpz_clear(__gen_e_acsl_shiftr);
+  }
   /*@ assert d ≡ a >> b; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__3;
+    __e_acsl_mpz_t __gen_e_acsl__4;
+    __e_acsl_mpz_t __gen_e_acsl_add;
+    int __gen_e_acsl_cst_shiftl_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftl_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__5;
+    int __gen_e_acsl_shiftl_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl_2;
+    int __gen_e_acsl_ne;
+    __gmpz_init_set_ui(__gen_e_acsl__3,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__4,1L);
+    __gmpz_init(__gen_e_acsl_add);
+    __gmpz_add(__gen_e_acsl_add,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__3),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    __gen_e_acsl_cst_shiftl_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 1u ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard,"RTE","g_unsigned",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= 1u <= 18446744073709551615",
+                    "tests/arith/bitwise.c",59);
+    __gen_e_acsl_cst_shiftl_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__4));
+    __gmpz_init_set_si(__gen_e_acsl__5,0L);
+    __gen_e_acsl_shiftl_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_add),
+                                           (__e_acsl_mpz_struct const *)(__gen_e_acsl__5));
+    __gmpz_init(__gen_e_acsl_shiftl_2);
+    /*@ assert E_ACSL: 18446744073709551615ULL + 1u ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_shiftl_guard >= 0,"RTE","g_unsigned",
+                    "18446744073709551615ULL + 1u >= 0",
+                    "tests/arith/bitwise.c",59);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl_2,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl_add),
+                    __gen_e_acsl_cst_shiftl_coerced);
+    __gen_e_acsl_ne = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl_2),
+                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl__5));
+    __e_acsl_assert(__gen_e_acsl_ne != 0,"Assertion","g_unsigned",
+                    "(18446744073709551615ULL + 1u) << 1u != 0",
+                    "tests/arith/bitwise.c",59);
+    __gmpz_clear(__gen_e_acsl__3);
+    __gmpz_clear(__gen_e_acsl__4);
+    __gmpz_clear(__gen_e_acsl_add);
+    __gmpz_clear(__gen_e_acsl__5);
+    __gmpz_clear(__gen_e_acsl_shiftl_2);
+  }
   /*@ assert (18446744073709551615ULL + 1u) << 1u ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__6;
+    __e_acsl_mpz_t __gen_e_acsl__7;
+    __e_acsl_mpz_t __gen_e_acsl_add_2;
+    int __gen_e_acsl_cst_shiftr_guard;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftr_coerced;
+    __e_acsl_mpz_t __gen_e_acsl__8;
+    int __gen_e_acsl_shiftr_guard;
+    __e_acsl_mpz_t __gen_e_acsl_shiftr_2;
+    unsigned long __gen_e_acsl__9;
+    __gmpz_init_set_ui(__gen_e_acsl__6,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__7,1L);
+    __gmpz_init(__gen_e_acsl_add_2);
+    __gmpz_add(__gen_e_acsl_add_2,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__6),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    __gen_e_acsl_cst_shiftr_guard = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    /*@ assert
+        E_ACSL: shiftr_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 1u ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftr_guard,"RTE","g_unsigned",
+                    "shiftr_rhs_fits_in_mp_bitcnt_t: 0 <= 1u <= 18446744073709551615",
+                    "tests/arith/bitwise.c",60);
+    __gen_e_acsl_cst_shiftr_coerced = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__7));
+    __gmpz_init_set_si(__gen_e_acsl__8,0L);
+    __gen_e_acsl_shiftr_guard = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_add_2),
+                                           (__e_acsl_mpz_struct const *)(__gen_e_acsl__8));
+    __gmpz_init(__gen_e_acsl_shiftr_2);
+    /*@ assert E_ACSL: 18446744073709551615ULL + 1u ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_shiftr_guard >= 0,"RTE","g_unsigned",
+                    "18446744073709551615ULL + 1u >= 0",
+                    "tests/arith/bitwise.c",60);
+    __gmpz_tdiv_q_2exp(__gen_e_acsl_shiftr_2,
+                       (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_2),
+                       __gen_e_acsl_cst_shiftr_coerced);
+    __gen_e_acsl__9 = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftr_2));
+    __e_acsl_assert(__gen_e_acsl__9 != 0UL,"Assertion","g_unsigned",
+                    "(18446744073709551615ULL + 1u) >> 1u != 0",
+                    "tests/arith/bitwise.c",60);
+    __gmpz_clear(__gen_e_acsl__6);
+    __gmpz_clear(__gen_e_acsl__7);
+    __gmpz_clear(__gen_e_acsl_add_2);
+    __gmpz_clear(__gen_e_acsl__8);
+    __gmpz_clear(__gen_e_acsl_shiftr_2);
+  }
   /*@ assert (18446744073709551615ULL + 1u) >> 1u ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__10;
+    __e_acsl_mpz_t __gen_e_acsl__11;
+    int __gen_e_acsl_cst_shiftl_guard_2;
+    __e_acsl_mp_bitcnt_t __gen_e_acsl_cst_shiftl_coerced_2;
+    __e_acsl_mpz_t __gen_e_acsl__12;
+    int __gen_e_acsl_cst_shiftl_guard_3;
+    __e_acsl_mpz_t __gen_e_acsl_shiftl_3;
+    int __gen_e_acsl_ne_2;
+    __gmpz_init_set_si(__gen_e_acsl__10,1L);
+    __gmpz_init_set_si(__gen_e_acsl__11,65L);
+    __gen_e_acsl_cst_shiftl_guard_2 = __gmpz_fits_ulong_p((__e_acsl_mpz_struct const *)(__gen_e_acsl__11));
+    /*@ assert
+        E_ACSL: shiftl_rhs_fits_in_mp_bitcnt_t:
+          0 ≤ 65u ≤ 18446744073709551615;
+    */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard_2,"RTE","g_unsigned",
+                    "shiftl_rhs_fits_in_mp_bitcnt_t: 0 <= 65u <= 18446744073709551615",
+                    "tests/arith/bitwise.c",61);
+    __gen_e_acsl_cst_shiftl_coerced_2 = __gmpz_get_ui((__e_acsl_mpz_struct const *)(__gen_e_acsl__11));
+    __gmpz_init_set_si(__gen_e_acsl__12,0L);
+    __gen_e_acsl_cst_shiftl_guard_3 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl__10),
+                                                 (__e_acsl_mpz_struct const *)(__gen_e_acsl__12));
+    __gmpz_init(__gen_e_acsl_shiftl_3);
+    /*@ assert E_ACSL: 1u ≥ 0; */
+    __e_acsl_assert(__gen_e_acsl_cst_shiftl_guard_3 >= 0,"RTE","g_unsigned",
+                    "1u >= 0","tests/arith/bitwise.c",61);
+    __gmpz_mul_2exp(__gen_e_acsl_shiftl_3,
+                    (__e_acsl_mpz_struct const *)(__gen_e_acsl__10),
+                    __gen_e_acsl_cst_shiftl_coerced_2);
+    __gen_e_acsl_ne_2 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_shiftl_3),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl__12));
+    __e_acsl_assert(__gen_e_acsl_ne_2 != 0,"Assertion","g_unsigned",
+                    "1u << 65u != 0","tests/arith/bitwise.c",61);
+    __gmpz_clear(__gen_e_acsl__10);
+    __gmpz_clear(__gen_e_acsl__11);
+    __gmpz_clear(__gen_e_acsl__12);
+    __gmpz_clear(__gen_e_acsl_shiftl_3);
+  }
   /*@ assert 1u << 65u ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__13;
+    __e_acsl_mpz_t __gen_e_acsl__14;
+    __e_acsl_mpz_t __gen_e_acsl_add_3;
+    __e_acsl_mpz_t __gen_e_acsl_bor;
+    __e_acsl_mpz_t __gen_e_acsl__15;
+    int __gen_e_acsl_ne_3;
+    __gmpz_init_set_ui(__gen_e_acsl__13,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__14,1L);
+    __gmpz_init(__gen_e_acsl_add_3);
+    __gmpz_add(__gen_e_acsl_add_3,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__13),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__14));
+    __gmpz_init(__gen_e_acsl_bor);
+    __gmpz_ior(__gen_e_acsl_bor,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_3),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__14));
+    __gmpz_init_set_si(__gen_e_acsl__15,0L);
+    __gen_e_acsl_ne_3 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_bor),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl__15));
+    __e_acsl_assert(__gen_e_acsl_ne_3 != 0,"Assertion","g_unsigned",
+                    "((18446744073709551615ULL + 1u) | 1u) != 0",
+                    "tests/arith/bitwise.c",62);
+    __gmpz_clear(__gen_e_acsl__13);
+    __gmpz_clear(__gen_e_acsl__14);
+    __gmpz_clear(__gen_e_acsl_add_3);
+    __gmpz_clear(__gen_e_acsl_bor);
+    __gmpz_clear(__gen_e_acsl__15);
+  }
   /*@ assert ((18446744073709551615ULL + 1u) | 1u) ≢ 0; */ ;
+  {
+    __e_acsl_mpz_t __gen_e_acsl__16;
+    __e_acsl_mpz_t __gen_e_acsl__17;
+    __e_acsl_mpz_t __gen_e_acsl_add_4;
+    __e_acsl_mpz_t __gen_e_acsl_band;
+    __e_acsl_mpz_t __gen_e_acsl_bxor;
+    int __gen_e_acsl_ne_4;
+    __gmpz_init_set_ui(__gen_e_acsl__16,18446744073709551615UL);
+    __gmpz_init_set_si(__gen_e_acsl__17,1L);
+    __gmpz_init(__gen_e_acsl_add_4);
+    __gmpz_add(__gen_e_acsl_add_4,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__16),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__17));
+    __gmpz_init(__gen_e_acsl_band);
+    __gmpz_and(__gen_e_acsl_band,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_4),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__17));
+    __gmpz_init(__gen_e_acsl_bxor);
+    __gmpz_xor(__gen_e_acsl_bxor,
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl_add_4),
+               (__e_acsl_mpz_struct const *)(__gen_e_acsl__17));
+    __gen_e_acsl_ne_4 = __gmpz_cmp((__e_acsl_mpz_struct const *)(__gen_e_acsl_band),
+                                   (__e_acsl_mpz_struct const *)(__gen_e_acsl_bxor));
+    __e_acsl_assert(__gen_e_acsl_ne_4 != 0,"Assertion","g_unsigned",
+                    "((18446744073709551615ULL + 1u) & 1u) !=\n((18446744073709551615ULL + 1u) ^ 1u)",
+                    "tests/arith/bitwise.c",63);
+    __gmpz_clear(__gen_e_acsl__16);
+    __gmpz_clear(__gen_e_acsl__17);
+    __gmpz_clear(__gen_e_acsl_add_4);
+    __gmpz_clear(__gen_e_acsl_band);
+    __gmpz_clear(__gen_e_acsl_bxor);
+  }
   /*@
   assert
   ((18446744073709551615ULL + 1u) & 1u) ≢