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Add compile error when shifting amount is not an int type

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This commit is contained in:
Timon Kruiper
2019-08-28 23:12:42 +02:00
committed by Andrew Kelley
parent 8e3c56b912
commit 866c253e0e
2 changed files with 28 additions and 1 deletions
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20
test/compile_errors.zig
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@@ -70,6 +70,26 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
"tmp.zig:6:37: error: expected type '*i32', found 'bool'",
);
cases.add(
"shift amount has to be an integer type",
\\export fn entry() void {
\\ const x = 1 << &u8(10);
\\}
,
"tmp.zig:2:23: error: shift amount has to be an integer type, but found '*u8'",
"tmp.zig:2:17: note: referenced here",
);
cases.add(
"bit shifting only works on integer types",
\\export fn entry() void {
\\ const x = &u8(1) << 10;
\\}
,
"tmp.zig:2:18: error: bit shifting operation expected integer type, found '*u8'",
"tmp.zig:2:22: note: referenced here",
);
cases.add(
"struct depends on itself via optional field",
\\const LhsExpr = struct {