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From: jakub@gcc.gnu.org To: gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, jching@flex.com, nobody@gcc.gnu.org Subject: Re: other/6613: Problem with RTX_UNCHANGING_P (again) Date: Mon, 13 May 2002 00:03:00 -0000 [thread overview] Message-ID: <20020513070321.30131.qmail@sources.redhat.com> (raw) Synopsis: Problem with RTX_UNCHANGING_P (again) State-Changed-From-To: open->analyzed State-Changed-By: jakub State-Changed-When: Mon May 13 00:03:20 2002 State-Changed-Why: Simplified testcase is struct L { enum S { A, B, C }; L (S x = C) : l (x) {} L (const L &x) : l (x.l) {} char l; }; const L A (L::A); const L B (L::B); struct T { L u, v; }; const struct T x [] = { {A, A}, {B, A}, {B, A}, {A, B}, {B, A}, {A, B}, {A, B}, {B, B} }; extern "C" void abort (void); extern "C" void exit (int); int main() { for (int i = 0; i < 8; i++) { if (x[i].u.l * 2 != ((((i & 3) ^ (i >> 2)) + 1) & 2)) abort (); if (x[i].v.l != ((((i + 1) ^ 1) - 1) >= 4)) abort (); } exit (0); } Regression from 2.95.x. For some details, see http://gcc.gnu.org/ml/gcc/2002-05/msg00642.html http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=6613
next reply other threads:[~2002-05-13 7:03 UTC|newest] Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top 2002-05-13 0:03 jakub [this message] -- strict thread matches above, loose matches on Subject: below -- 2002-10-17 13:57 mmitchel 2002-05-09 13:46 jching
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