June 13, 2021
https://issues.dlang.org/show_bug.cgi?id=22022

          Issue ID: 22022
           Summary: A function with pragma(mangle) mixed into a function
                    body is missing from the binary
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: maxsamukha@gmail.com

mixin template Foo() {
    pragma(mangle, "bar")
    extern(C) static void foo() {
    }
}

void main() {
    mixin Foo;
}

No 'bar' in the generated object. To work around, nest the function in a dummy struct.

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