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Merge raw_union into struct as a memory layout tag #raw_union

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This commit is contained in:
Ginger Bill
2017-07-18 19:24:45 +01:00
parent 65f079ebc4
commit 59fb7b020a
11 changed files with 242 additions and 294 deletions
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59
code/demo.odin
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@@ -130,18 +130,16 @@ get_hash :: proc(s: string) -> u32 {
Vector :: struct(N: int, T: type) {
using _: raw_union {
using e: [N]T;
when 0 < N && N <= 4 {
using v: struct {
when N >= 1 do x: T;
when N >= 2 do y: T;
when N >= 3 do z: T;
when N >= 4 do w: T;
};
} };
Vector :: struct(N: int, T: type) #raw_union {
using e: [N]T;
when 0 < N && N <= 4 {
using v: struct {
when N >= 1 do x: T;
when N >= 2 do y: T;
when N >= 3 do z: T;
when N >= 4 do w: T;
};
}
}
Vector3 :: Vector(3, f32);
@@ -161,17 +159,17 @@ foo3 :: proc(a: type/Vector(3, $T)) { fmt.println("foo3", a{}); }
main :: proc() {
Foo :: struct {
a := 123;
b := true;
}
v1 := Foo{};
fmt.println(v1);
// Foo :: struct {
// a := 123;
// b := true;
// }
// v1 := Foo{};
// fmt.println(v1);
foo1(Vector(3, f32));
foo1(Vector3);
foo3(Vector(3, f32));
foo3(Vector3);
// foo1(Vector(3, f32));
// foo1(Vector3);
// foo3(Vector(3, f32));
// foo3(Vector3);
a, b: Vector3;
@@ -184,17 +182,18 @@ main :: proc() {
b.z = 5;
v := add(a, b);
fmt.println(v.v);
fmt.println(size_of(Vector3));
fmt.println(v.e, v.v);
table: Table(string, int);
// table: Table(string, int);
for i in 0..36 do put(&table, "Hellope", i);
for i in 0..42 do put(&table, "World!", i);
// for i in 0..36 do put(&table, "Hellope", i);
// for i in 0..42 do put(&table, "World!", i);
found, _ := find(&table, "Hellope");
fmt.printf("found is %v\n", found);
// found, _ := find(&table, "Hellope");
// fmt.printf("found is %v\n", found);
found, _ = find(&table, "World!");
fmt.printf("found is %v\n", found);
// found, _ = find(&table, "World!");
// fmt.printf("found is %v\n", found);
}