Commit b0e8bf15f5
Changed files (2)
src
test
cases
compile_errors
src/Sema.zig
@@ -20961,6 +20961,9 @@ fn analyzeLoad(
}
}
+ const valid_rt = try sema.validateRunTimeType(block, src, elem_ty, false);
+ if (!valid_rt) return sema.failWithNeededComptime(block, src);
+
try sema.requireRuntimeBlock(block, src);
return block.addTyOp(.load, elem_ty, ptr);
}
test/cases/compile_errors/dereference_anyopaque.zig
@@ -0,0 +1,50 @@
+const std = @import("std");
+
+const Error = error{Something};
+
+fn next() Error!void {
+ return;
+}
+
+fn parse(comptime T: type, allocator: std.mem.Allocator) !void {
+ parseFree(T, undefined, allocator);
+ _ = (try next()) != null;
+}
+
+fn parseFree(comptime T: type, value: T, allocator: std.mem.Allocator) void {
+ switch (@typeInfo(T)) {
+ .Struct => |structInfo| {
+ inline for (structInfo.fields) |field| {
+ if (!field.is_comptime)
+ parseFree(field.field_type, undefined, allocator);
+ }
+ },
+ .Pointer => |ptrInfo| {
+ switch (ptrInfo.size) {
+ .One => {
+ parseFree(ptrInfo.child, value.*, allocator);
+ },
+ .Slice => {
+ for (value) |v|
+ parseFree(ptrInfo.child, v, allocator);
+ },
+ else => unreachable,
+ }
+ },
+ else => unreachable,
+ }
+}
+
+pub export fn entry() void {
+ const allocator = std.testing.allocator_instance.allocator();
+ _ = parse(std.StringArrayHashMap(bool), allocator) catch return;
+}
+
+// error
+// backend=llvm
+//
+// :11:22: error: comparison of 'void' with null
+// :25:51: error: unable to resolve comptime value
+// :25:51: error: unable to resolve comptime value
+// :25:51: error: unable to resolve comptime value
+// :25:51: error: unable to resolve comptime value