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Ayke van Laethem e12da15f7d cgo: support function-like macros
This is needed for code like this:

    #define __WASI_ERRNO_INVAL (UINT16_C(28))
    #define EINVAL __WASI_ERRNO_INVAL
2024-11-18 18:35:20 +01:00

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package main
/*
#define foo 3
#define bar foo
#define unreferenced 4
#define referenced unreferenced
#define fnlike() 5
#define fnlike_val fnlike()
#define square(n) (n*n)
#define square_val square(20)
#define add(a, b) (a + b)
#define add_val add(3, 5)
*/
import "C"
const (
Foo = C.foo
Bar = C.bar
Baz = C.referenced
fnlike = C.fnlike_val
square = C.square_val
add = C.add_val
)