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m4 ChangeLog NEWS doc/m4.texinfo src/eval.c [branch-1_4]


From: Eric Blake
Subject: m4 ChangeLog NEWS doc/m4.texinfo src/eval.c [branch-1_4]
Date: Tue, 27 Jun 2006 13:31:44 +0000

CVSROOT:        /sources/m4
Module name:    m4
Branch:         branch-1_4
Changes by:     Eric Blake <ericb>      06/06/27 13:31:44

Modified files:
        .              : ChangeLog NEWS 
        doc            : m4.texinfo 
        src            : eval.c 

Log message:
        * doc/m4.texinfo (Eval): Document 32-bit signed limitations
        required by POSIX, and add example that exposed core dump on x86
        architectures.
        (Incompatibilities): Document incompatibility in eval precedence.
        * src/eval.c (shift_term): Explicitly mask, to avoid undefined
        behavior.
        (mult_term): Explicitly check for -1, to avoid SIGFPE on x86.
        * NEWS: Document this change.

CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/m4/ChangeLog?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.87&r2=1.1.1.1.2.88
http://cvs.savannah.gnu.org/viewcvs/m4/NEWS?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.25&r2=1.1.1.1.2.26
http://cvs.savannah.gnu.org/viewcvs/m4/doc/m4.texinfo?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.25&r2=1.1.1.1.2.26
http://cvs.savannah.gnu.org/viewcvs/m4/src/eval.c?cvsroot=m4&only_with_tag=branch-1_4&r1=1.1.1.1.2.3&r2=1.1.1.1.2.4




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