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Merge pull request #5057 from xackus/opaque-param

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stage1: fix assert fail on opaque fn ptr param
This commit is contained in:
Andrew Kelley
2020-05-17 12:48:56 -04:00
committed by GitHub
parent 03ed9e4173 887bf8ba93
commit 9a22c8b6ca
4 changed files with 81 additions and 78 deletions
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26
test/compile_errors.zig
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@@ -7046,6 +7046,32 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
"tmp.zig:2:1: note: function declared here",
});
cases.add("function parameter is opaque",
\\const FooType = @OpaqueType();
\\export fn entry1() void {
\\ const someFuncPtr: fn (FooType) void = undefined;
\\}
\\
\\export fn entry2() void {
\\ const someFuncPtr: fn (@TypeOf(null)) void = undefined;
\\}
\\
\\fn foo(p: FooType) void {}
\\export fn entry3() void {
\\ _ = foo;
\\}
\\
\\fn bar(p: @TypeOf(null)) void {}
\\export fn entry4() void {
\\ _ = bar;
\\}
, &[_][]const u8{
"tmp.zig:3:28: error: parameter of opaque type 'FooType' not allowed",
"tmp.zig:7:28: error: parameter of type '(null)' not allowed",
"tmp.zig:10:11: error: parameter of opaque type 'FooType' not allowed",
"tmp.zig:15:11: error: parameter of type '(null)' not allowed",
});
cases.add( // fixed bug #2032
"compile diagnostic string for top level decl type",
\\export fn entry() void {