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From: daa@orcsoftware.spb.ru To: gcc-gnats@gcc.gnu.org Subject: objc/7014: Wrong compiler's warning Date: Thu, 13 Jun 2002 03:46:00 -0000 [thread overview] Message-ID: <20020613104018.22043.qmail@sources.redhat.com> (raw) >Number: 7014 >Category: objc >Synopsis: Wrong compiler's warning >Confidential: no >Severity: serious >Priority: medium >Responsible: unassigned >State: open >Class: sw-bug >Submitter-Id: net >Arrival-Date: Thu Jun 13 03:46:00 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Aleksey Dukhnyakov >Release: gcc 3.1 >Organization: >Environment: >Description: Extra warning [daa@coke Tests]$ cat bug.m #include <objc/objc.h> @protocol MyProtocol - (void) foo; @end int main() { id<MyProtocol> obj; #if !defined(WORKAROUND) if ( nil != obj ) #else if ( obj != nil ) #endif return 1; return 0; } [daa@coke Tests]$ ~/bin/gcc -v Reading specs from /home/daa/bin/../lib/gcc-lib/i686-pc-linux-gnu/3.1/specs Configured with: ./configure : (reconfigured) ./configure Thread model: single gcc version 3.1 [daa@coke Tests]$ ~/bin/gcc bug.m bug.m: In function `main': bug.m:12: warning: comparison of distinct pointer types lacks a cast [daa@coke Tests]$ ~/bin/gcc bug.m -DWORKAROUND [daa@coke Tests]$ >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted:
next reply other threads:[~2002-06-13 10:46 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2002-06-13 3:46 daa [this message] 2002-09-17 7:26 nicola
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