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fix invalid behavior tests from prev commit

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and fix "no-op casts" from incorrectly spilling
This commit is contained in:
Andrew Kelley 2020-02-07 16:31:52 -05:00
parent 4a60689309
commit 39ee1f4b97
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GPG Key ID: 7C5F548F728501A9
2 changed files with 10 additions and 4 deletions
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6
src/analyze.cpp
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@ -6369,6 +6369,12 @@ static Error resolve_async_frame(CodeGen *g, ZigType *frame_type) {
// This instruction does its own spilling specially, or otherwise doesn't need it.
continue;
}
if (instruction->id == IrInstGenIdCast &&
reinterpret_cast<IrInstGenCast *>(instruction)->cast_op == CastOpNoop)
{
// The IR instruction exists only to change the type according to Zig. No spill needed.
continue;
}
if (instruction->value->special != ConstValSpecialRuntime)
continue;
if (instruction->base.ref_count == 0)

8
test/stage1/behavior/async_fn.zig
View File

@ -1336,7 +1336,7 @@ test "async function passed 0-bit arg after non-0-bit arg" {
var global_int: i32 = 0;
fn foo() void {
_ = async bar(1, .{});
bar(1, .{}) catch unreachable;
}
fn bar(x: i32, args: var) anyerror!void {
@ -1345,7 +1345,7 @@ test "async function passed 0-bit arg after non-0-bit arg" {
global_int = x;
}
};
S.foo();
_ = async S.foo();
resume S.global_frame;
expect(S.global_int == 1);
}
@ -1357,7 +1357,7 @@ test "async function passed align(16) arg after align(8) arg" {
fn foo() void {
var a: u128 = 99;
_ = async bar(10, .{a});
bar(10, .{a}) catch unreachable;
}
fn bar(x: u64, args: var) anyerror!void {
@ -1367,7 +1367,7 @@ test "async function passed align(16) arg after align(8) arg" {
global_int = args[0];
}
};
S.foo();
_ = async S.foo();
resume S.global_frame;
expect(S.global_int == 99);
}