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rollup merge of #21815: nagisa/overflowing-lints
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commit
22fdf97035
src
@ -227,7 +227,7 @@ impl LintPass for TypeLimits {
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if (negative && v > (min.abs() as u64)) ||
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(!negative && v > (max.abs() as u64)) {
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cx.span_lint(OVERFLOWING_LITERALS, e.span,
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"literal out of range for its type");
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&*format!("literal out of range for {:?}", t));
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return;
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}
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}
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@ -246,7 +246,7 @@ impl LintPass for TypeLimits {
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};
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if lit_val < min || lit_val > max {
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cx.span_lint(OVERFLOWING_LITERALS, e.span,
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"literal out of range for its type");
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&*format!("literal out of range for {:?}", t));
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}
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},
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ty::ty_float(t) => {
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@ -263,7 +263,7 @@ impl LintPass for TypeLimits {
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};
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if lit_val < min || lit_val > max {
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cx.span_lint(OVERFLOWING_LITERALS, e.span,
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"literal out of range for its type");
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&*format!("literal out of range for {:?}", t));
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}
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},
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_ => ()
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@ -26,7 +26,7 @@ fn bar() -> i8 {
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fn baz() -> bool {
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128 > bar() //~ ERROR comparison is useless due to type limits
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//~^ WARNING literal out of range for its type
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//~^ WARNING literal out of range for i8
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}
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fn bleh() {
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@ -44,7 +44,7 @@ fn bleh() {
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fn qux() {
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let mut i = 1i8;
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while 200 != i { //~ ERROR comparison is useless due to type limits
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//~^ WARNING literal out of range for its type
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//~^ WARNING literal out of range for i8
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i += 1;
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}
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}
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@ -18,42 +18,43 @@ fn test(x: i8) {
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#[allow(unused_variables)]
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fn main() {
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let x1: u8 = 255; // should be OK
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let x1: u8 = 256; //~ error: literal out of range for its type
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let x1: u8 = 256; //~ error: literal out of range for u8
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let x1 = 255_u8; // should be OK
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let x1 = 256_u8; //~ error: literal out of range for its type
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let x1 = 256_u8; //~ error: literal out of range for u8
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let x2: i8 = -128; // should be OK
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let x1: i8 = 128; //~ error: literal out of range for its type
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let x2: i8 = --128; //~ error: literal out of range for its type
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let x1: i8 = 128; //~ error: literal out of range for i8
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let x2: i8 = --128; //~ error: literal out of range for i8
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let x3: i8 = -129; //~ error: literal out of range for its type
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let x3: i8 = -(129); //~ error: literal out of range for its type
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let x3: i8 = -{129}; //~ error: literal out of range for its type
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let x3: i8 = -129; //~ error: literal out of range for i8
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let x3: i8 = -(129); //~ error: literal out of range for i8
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let x3: i8 = -{129}; //~ error: literal out of range for i8
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test(1000); //~ error: literal out of range for its type
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test(1000); //~ error: literal out of range for i8
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let x = 128_i8; //~ error: literal out of range for its type
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let x = 128_i8; //~ error: literal out of range for i8
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let x = 127_i8;
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let x = -128_i8;
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let x = -(128_i8);
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let x = -129_i8; //~ error: literal out of range for its type
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let x = -129_i8; //~ error: literal out of range for i8
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let x: i32 = 2147483647; // should be OK
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let x = 2147483647_i32; // should be OK
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let x: i32 = 2147483648; //~ error: literal out of range for its type
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let x = 2147483648_i32; //~ error: literal out of range for its type
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let x: i32 = 2147483648; //~ error: literal out of range for i32
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let x = 2147483648_i32; //~ error: literal out of range for i32
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let x: i32 = -2147483648; // should be OK
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let x = -2147483648_i32; // should be OK
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let x: i32 = -2147483649; //~ error: literal out of range for its type
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let x = -2147483649_i32; //~ error: literal out of range for its type
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let x: i32 = -2147483649; //~ error: literal out of range for i32
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let x = -2147483649_i32; //~ error: literal out of range for i32
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let x = 2147483648; //~ error: literal out of range for i32
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let x = 9223372036854775808_i64; //~ error: literal out of range for its type
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let x = 9223372036854775808_i64; //~ error: literal out of range for i64
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let x = -9223372036854775808_i64; // should be OK
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let x = 18446744073709551615_i64; //~ error: literal out of range for its type
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let x = 18446744073709551615_i64; //~ error: literal out of range for i64
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let x = -3.40282348e+38_f32; //~ error: literal out of range for its type
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let x = 3.40282348e+38_f32; //~ error: literal out of range for its type
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let x = -1.7976931348623159e+308_f64; //~ error: literal out of range for its type
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let x = 1.7976931348623159e+308_f64; //~ error: literal out of range for its type
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let x = -3.40282348e+38_f32; //~ error: literal out of range for f32
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let x = 3.40282348e+38_f32; //~ error: literal out of range for f32
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let x = -1.7976931348623159e+308_f64; //~ error: literal out of range for f64
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let x = 1.7976931348623159e+308_f64; //~ error: literal out of range for f64
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}
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