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fix not checking type of return pointer

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Thanks to Vexu for the test cases.

Closes #3422
Closes #3646
Closes #3224
Closes #3327
Closes #3269
This commit is contained in:
Andrew Kelley
2020-02-09 22:34:34 -05:00
parent 04ee3b01a1
commit 5ea79bfc4a
2 changed files with 36 additions and 0 deletions
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24
test/compile_errors.zig
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@@ -3,6 +3,30 @@ const builtin = @import("builtin");
const Target = @import("std").Target;
pub fn addCases(cases: *tests.CompileErrorContext) void {
cases.add("function call assigned to incorrect type",
\\export fn entry() void {
\\ var arr: [4]f32 = undefined;
\\ arr = concat();
\\}
\\fn concat() [16]f32 {
\\ return [1]f32{0}**16;
\\}
, &[_][]const u8{
"tmp.zig:3:17: error: expected type '[4]f32', found '[16]f32'",
});
cases.add("generic function call assigned to incorrect type",
\\pub export fn entry() void {
\\ var res: []i32 = undefined;
\\ res = myAlloc(i32);
\\}
\\fn myAlloc(comptime arg: type) anyerror!arg{
\\ unreachable;
\\}
, &[_][]const u8{
"tmp.zig:3:18: error: expected type '[]i32', found 'anyerror!i32",
});
cases.addTest("dependency loop in top-level decl with @TypeInfo",
\\export const foo = @typeInfo(@This());
, &[_][]const u8{