[Issue 8566] New: Inconsistency in aligning named and anonymous structs

d-bugmail at puremagic.com d-bugmail at puremagic.com
Mon Aug 20 05:47:52 PDT 2012


http://d.puremagic.com/issues/show_bug.cgi?id=8566

           Summary: Inconsistency in aligning named and anonymous structs
           Product: D
           Version: D2
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: normal
          Priority: P2
         Component: DMD
        AssignedTo: nobody at puremagic.com
        ReportedBy: m.strashun at gmail.com


--- Comment #0 from Mihail Strashun <m.strashun at gmail.com> 2012-08-20 05:47:51 PDT ---
Code sample:

=================================================
import std.stdio;

union Anonymous {
        char[9] buffer;
        align(1) struct {
                align(1):
                        int a;
                        int b;
                        char c;
        }
}

union Named {
        char[9] buffer;
        align(1) struct Name {
                align(1):
                        int a;
                        int b;
                        char c;
        }
}
void main() {
        writeln(Named.sizeof);
        writeln(Anonymous.sizeof);
}

=================================================

Output:
9
12

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