------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-03-21 
23:13 -------
Subject: Bug 20539

CVSROOT:        /cvs/gcc
Module name:    gcc
Branch:         gcc-4_0-branch
Changes by:     [EMAIL PROTECTED]       2005-03-21 23:13:02

Modified files:
        gcc            : ChangeLog fold-const.c c-common.c 
        gcc/testsuite  : ChangeLog 
Added files:
        gcc/testsuite/gcc.c-torture/compile: pr13066-1.c pr20539-1.c 
        gcc/testsuite/g++.dg/opt: pr13066-1.C 

Log message:
        PR middle-end/20539
        * fold-const.c (fold_binary): Fix type mismatch between
        TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
        (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
        for non-truth-valued expressions.
        
        * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
        and FUNCTION_DECL in the main switch.
        <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
        TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
        we also need to convert their operands to match.
        <TRUTH_NOT_EXPR>: Likewise.
        
        * gcc.c-torture/compile/pr13066-1.c: New test case.
        * gcc.c-torture/compile/pr20539-1.c: Likewise.
        * g++.dg/opt/pr13066-1.C: Likewise.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.75&r2=2.7592.2.76
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.517.2.3&r2=1.517.2.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-common.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.606&r2=1.606.2.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.5084.2.56&r2=1.5084.2.57
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/compile/pr13066-1.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/compile/pr20539-1.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.4.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/opt/pr13066-1.C.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.4.1



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20539

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