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Sema: handle generic types when coercing functions in memory

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This used to be handled by `Type.eql`, but that is now a single comparison.
This commit is contained in:
Jacob Young 2023-06-02 14:42:05 -04:00 committed by Andrew Kelley
parent ad54f47b95
commit 6a15fc87ad
1 changed files with 28 additions and 20 deletions
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48
src/Sema.zig
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@ -27498,17 +27498,20 @@ fn coerceInMemoryAllowedFns(
} };
}
if (src_info.return_type != .noreturn_type) {
const dest_return_type = dest_info.return_type.toType();
const src_return_type = src_info.return_type.toType();
const rt = try sema.coerceInMemoryAllowed(block, dest_return_type, src_return_type, false, target, dest_src, src_src);
if (rt != .ok) {
return InMemoryCoercionResult{ .fn_return_type = .{
.child = try rt.dupe(sema.arena),
.actual = dest_return_type,
.wanted = src_return_type,
} };
}
switch (src_info.return_type) {
.noreturn_type, .generic_poison_type => {},
else => {
const dest_return_type = dest_info.return_type.toType();
const src_return_type = src_info.return_type.toType();
const rt = try sema.coerceInMemoryAllowed(block, dest_return_type, src_return_type, false, target, dest_src, src_src);
if (rt != .ok) {
return InMemoryCoercionResult{ .fn_return_type = .{
.child = try rt.dupe(sema.arena),
.actual = dest_return_type,
.wanted = src_return_type,
} };
}
},
}
}
@ -27548,15 +27551,20 @@ fn coerceInMemoryAllowedFns(
} };
}
// Note: Cast direction is reversed here.
const param = try sema.coerceInMemoryAllowed(block, src_param_ty, dest_param_ty, false, target, dest_src, src_src);
if (param != .ok) {
return InMemoryCoercionResult{ .fn_param = .{
.child = try param.dupe(sema.arena),
.actual = src_param_ty,
.wanted = dest_param_ty,
.index = param_i,
} };
switch (src_param_ty.toIntern()) {
.generic_poison_type => {},
else => {
// Note: Cast direction is reversed here.
const param = try sema.coerceInMemoryAllowed(block, src_param_ty, dest_param_ty, false, target, dest_src, src_src);
if (param != .ok) {
return InMemoryCoercionResult{ .fn_param = .{
.child = try param.dupe(sema.arena),
.actual = src_param_ty,
.wanted = dest_param_ty,
.index = param_i,
} };
}
},
}
}