yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Ellie HermaszewskaFix erroneous error claiming variable is being used before its declaration (#2958)cdfea42f1

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1//TEST(smoke,compute):COMPARE_COMPUTE(filecheck-buffer=CHECK):-cpu -shaderobj -output-using-type
2
3// CHECK:        4
4// CHECK-NEXT:  99
5// CHECK-NEXT: 111
6// CHECK-NEXT:  40
7
8//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
9RWStructuredBuffer<int> outputBuffer;
10
11[numthreads(1, 1, 1)]
12void computeMain()
13{
14    outputBuffer[0] = f();
15    outputBuffer[1] = g();
16    outputBuffer[2] = h();
17    outputBuffer[3] = k(30, 40);
18}
19
20static let x = 1;
21
22func f() -> int
23{
24    let y = x; // should refer to the global x
25    let x = 3;
26    return x + y; // should refer to the local x
27}
28func g() -> int
29{
30    // Can we shadow this keyword
31    int out;
32    out = 99;
33    return out;
34}
35
36static var input = 999;
37func h() -> int
38{
39    // This should still parse as an identifier (it's a keyword, being shadowed
40    // by something in a parent scope)
41    input = 10;
42    int input = input;
43    input += 101;
44    return input;
45}
46
47int k(int a, int b)
48{
49    int umax = max(a, b);
50
51    int max = umax;
52    return max;
53}