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From: "foo at mailinator dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c++/39371] New: Incorrectly rejects switch((unsigned int)boolvar) Date: Thu, 05 Mar 2009 00:00:00 -0000 [thread overview] Message-ID: <bug-39371-17390@http.gcc.gnu.org/bugzilla/> (raw) [-- Warning: decoded text below may be mangled, UTF-8 assumed --] [-- Attachment #1: Type: text/plain, Size: 777 bytes --] void foo(bool b) { switch ((unsigned int)b) { case 1: case 2: ; } } % g++ test.cc test.cc: In function void foo(bool): test.cc:6: error: duplicate case value test.cc:5: error: previously used here The bug only appears with casts to (unsigned int) or wider; casts to (int), (unsigned short), etc., work as expected. Reproduces with GCC versions 4.2.4 and 4.3.2. -- Summary: Incorrectly rejects switch((unsigned int)boolvar) Product: gcc Version: 4.3.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: foo at mailinator dot com http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39371
next reply other threads:[~2009-03-05 0:00 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-03-05 0:00 foo at mailinator dot com [this message] 2009-03-05 10:36 ` [Bug c++/39371] [4.2/4.3/4.4 Regression] " rguenth at gcc dot gnu dot org 2009-03-08 15:41 ` rguenth at gcc dot gnu dot org 2009-03-09 8:22 ` jakub at gcc dot gnu dot org 2009-03-09 10:31 ` jakub at gcc dot gnu dot org 2009-03-09 19:34 ` jakub at gcc dot gnu dot org 2009-03-09 19:36 ` [Bug c++/39371] [4.2/4.3 " jakub at gcc dot gnu dot org 2009-03-31 21:11 ` [Bug c++/39371] [4.3 " jsm28 at gcc dot gnu dot org 2009-06-04 11:16 ` rguenth at gcc dot gnu dot org 2009-06-04 11:22 ` rguenth at gcc dot gnu dot org 2009-06-04 12:35 ` rguenth at gcc dot gnu dot org 2009-06-04 12:38 ` rguenth at gcc dot gnu dot org 2009-06-04 12:38 ` rguenth at gcc dot gnu dot org 2009-06-04 12:42 ` rguenth at gcc dot gnu dot org
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