[Bug other/37897] decNumber functions break strict-aliasing rules

[janis at gcc dot gnu dot org]

------- Comment #3 from janis at gcc dot gnu dot org  2008-10-27 16:47 -------
Subject: Bug 37897

Author: janis
Date: Mon Oct 27 16:45:40 2008
New Revision: 141386

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141386
Log:
        PR other/37897
        * decDouble.h (decDouble): Replace struct with union accessible
        by more types.
        * decSingle.h (decSingle): Ditto.
        * decQuad.h (decQuad): Ditto.
        * decNumberLocal.h (DFWORD, DFBYTE, DFWWORD): access decFloat via
        new members.
        * decBasic.c (decFloatCompareTotal): Avoid type-pun violation.
        (decNumberCompare): Ditto.

Modified:
    trunk/libdecnumber/ChangeLog
    trunk/libdecnumber/decBasic.c
    trunk/libdecnumber/decDouble.h
    trunk/libdecnumber/decNumberLocal.h
    trunk/libdecnumber/decQuad.h
    trunk/libdecnumber/decSingle.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37897