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Fix normalization of devirtualized abstract methods
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| //@execute 0=!NullCheckException | ||
| var f: Y; | ||
| def main(a: int) -> int { | ||
| return f.m(a).0; | ||
| } | ||
| def foo() { | ||
| if (f == null) f = Z.new(); | ||
| } | ||
|
|
||
| class X { | ||
| def m(a: int) -> (int, int); | ||
| } | ||
| class Y extends X { | ||
| } | ||
| class Z extends Y { | ||
| def m(a: int) -> (int, int) { | ||
| return (a + 42, a + 53); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| //@execute -1=0; 0=!NullCheckException | ||
| var f: B; | ||
| def main(a: int) -> int { | ||
| var x: int; | ||
| if (a >= 0) x = f.m(a).0; | ||
| return x; | ||
| } | ||
| def foo() { | ||
| if (f == null) f = C.new(); | ||
| } | ||
|
|
||
| class A { | ||
| def m(a: int) -> (int, int); | ||
| } | ||
| class B extends A { | ||
| } | ||
| class C extends B { | ||
| def m(a: int) -> (int, int) { | ||
| return (a + 42, a + 53); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| //@execute -1=0; 0=!NullCheckException | ||
| var f: B; | ||
| def main(a: int) -> int { | ||
| var x: (int, int); | ||
| if (a >= 0) x = f.m(a); | ||
| return x.0; | ||
| } | ||
| def foo() { | ||
| if (f == null) f = C.new(); | ||
| } | ||
|
|
||
| class A { | ||
| def m(a: int) -> (int, int); | ||
| } | ||
| class B extends A { | ||
| } | ||
| class C extends B { | ||
| def m(a: int) -> (int, int) { | ||
| return (a + 42, a + 53); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| //@execute -1=0; 0=!NullCheckException | ||
| var f: B; | ||
| def main(a: int) -> int { | ||
| var x: (int, int); | ||
| if (a >= 0) x = f.m(a); | ||
| return x.0; | ||
| } | ||
|
|
||
| class A { | ||
| def m(a: int) -> (int, int); | ||
| } | ||
| class B extends A { | ||
| } | ||
| class C extends B { | ||
| def m(a: int) -> (int, int) { | ||
| return (a + 42, a + 53); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| //@execute -1=8; 0=!NullCheckException | ||
| var f: B; | ||
| def main(a: int) -> int { | ||
| var x = int.!<int>; | ||
| if (a >= 0) x = f.m(a); | ||
| return x(8); | ||
| } | ||
|
|
||
| class A { | ||
| def m(a: int) -> (int -> int); | ||
| } | ||
| class B extends A { | ||
| } | ||
| class C extends B { | ||
| def m(a: int) -> (int -> int) { return int.~; } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| //@execute 0=11; 1=11 | ||
|
|
||
| class WasmFunction(id: int) { } | ||
| class HostFunction(id: int) { } | ||
| class HostFrame { | ||
| def caller() -> FrameLoc { | ||
| return FrameLoc.None; | ||
| } | ||
| } | ||
| class V3Frame { | ||
| var prev: V3Frame; | ||
| var func: WasmFunction; | ||
| var pc: int; | ||
| } | ||
| class FrameAccessor { | ||
| def caller() -> FrameLoc { | ||
| return FrameLoc.None; | ||
| } | ||
| } | ||
|
|
||
| type TargetFrame(f: V3Frame) #unboxed { | ||
| def getFrameAccessor() -> FrameAccessor { | ||
| return FrameAccessor.new(); | ||
| } | ||
| } | ||
|
|
||
| type FrameLoc #unboxed { | ||
| case None; | ||
| case Wasm(func: WasmFunction, pc: int, frame: TargetFrame); | ||
| case Host(func: HostFunction, frame: HostFrame); | ||
| } | ||
|
|
||
| def FUNC_19 = WasmFunction.new(19); | ||
| def FUNC_21 = WasmFunction.new(21); | ||
| def HOST_22 = HostFunction.new(22); | ||
|
|
||
| def frame2 = V3Frame.new(); | ||
|
|
||
| def frames = [ | ||
| FrameLoc.Wasm(FUNC_19, 11, TargetFrame(V3Frame.new())), | ||
| FrameLoc.Wasm(FUNC_21, 13, TargetFrame(V3Frame.new())), | ||
| FrameLoc.Host(HOST_22, HostFrame.new()) | ||
| ]; | ||
|
|
||
| def main(a: int) -> int { | ||
| var g = FrameLoc.Wasm.!(frames[a]); | ||
| renderStack(g.frame.getFrameAccessor()); | ||
| return 11; | ||
| } | ||
|
|
||
| def renderStack(accessor: FrameAccessor) { | ||
| var depth = 0; | ||
| var caller = accessor.caller(); | ||
| while (true) { | ||
| match (caller) { | ||
| None => break; | ||
| Wasm(func, pc, frame) => { | ||
| // OUT.put1("%d: ", depth); | ||
| // func.render(OUT); | ||
| accessor = frame.getFrameAccessor(); | ||
| caller = accessor.caller(); | ||
| } | ||
| Host(func, frame) => { | ||
| // OUT.put1("%d: ", depth); | ||
| // func.render(OUT); | ||
| caller = frame.caller(); | ||
| } | ||
| } | ||
| // OUT.outln(); | ||
| depth++; | ||
| } | ||
| } |
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