Add a new section that explains the variable scope problem with for-loop #32
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Dec 13, 2024
| @@ -75,6 +75,36 @@ int MyFunc() | |||
| } | |||
| ``` | |||
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| #### Variable scope in `for`-loop follows the old FXC rule | |||
| The older version of HLSL compiler, FXC, had a little different variable scope for the `for`-loop compared to other languages. | |||
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By default, the language is slang so you will never run into this issue. This is only the case if the user explicitly specified -lang hlsl. We should simply advise users to not set input language to HLSL.
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I found a need to explain the behavior for the variable declared inside of for-loop.
The issue was asked on "Discussion":
shader-slang/slang#5824