checker: prompt error on implicit int overflow by literal (#6410)

vlib/rand/mt19937/mt19937_test.v

@@ -178,8 +178,8 @@ fn test_mt19937_u64_in_range() {
 }
 
 fn test_mt19937_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		mut rng := mt19937.MT19937RNG{}
 		rng.seed(seed)

vlib/rand/musl/musl_rng_test.v

@@ -168,8 +168,8 @@ fn test_musl_u64_in_range() {
 }
 
 fn test_musl_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		mut rng := musl.MuslRNG{}
 		rng.seed(seed)

vlib/rand/pcg32/pcg32_test.v

@@ -169,8 +169,8 @@ fn test_pcg32_u64_in_range() {
 }
 
 fn test_pcg32_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		mut rng := pcg32.PCG32RNG{}
 		rng.seed(seed)

vlib/rand/random_numbers_test.v

@@ -100,8 +100,8 @@ fn test_rand_i64_in_range() {
 }
 
 fn test_rand_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for _ in 0 .. rnd_count {
 		value := rand.int31()
 		assert value >= 0

vlib/rand/splitmix64/splitmix64_test.v

@@ -168,8 +168,8 @@ fn test_splitmix64_u64_in_range() {
 }
 
 fn test_splitmix64_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		mut rng := splitmix64.SplitMix64RNG{}
 		rng.seed(seed)

vlib/rand/sys/system_rng_test.v

@@ -237,8 +237,8 @@ fn test_sys_rng_i64_in_range() {
 }
 
 fn test_sys_rng_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		seed_data := [seed]
 		mut rng := sys.SysRNG{}

vlib/rand/wyrand/wyrand_test.v

@@ -168,8 +168,8 @@ fn test_wyrand_u64_in_range() {
 }
 
 fn test_wyrand_int31() {
-	max_u31 := 0x7FFFFFFF
-	sign_mask := 0x80000000
+	max_u31 := int(0x7FFFFFFF)
+	sign_mask := int(0x80000000)
 	for seed in seeds {
 		mut rng := wyrand.WyRandRNG{}
 		rng.seed(seed)