https://issues.dlang.org/show_bug.cgi?id=23870

          Issue ID: 23870
           Summary: ImportC doesn't accept '\' followed by newline,
                    whereas VC does
           Product: D
           Version: D2
          Hardware: All
                OS: Windows
            Status: NEW
          Keywords: ImportC
          Severity: normal
          Priority: P1
         Component: dmd
          Assignee: nobody@puremagic.com
          Reporter: maxsamukha@gmail.com

void HRESULT_FROM_SETUPAPI(void) { \
}

windows.c(3): Error: character '\' is not a valid token

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