c++/3291: gcc 3.0 cannot compile a file with -O3 that can be compiled without optimization

c++/3291: gcc 3.0 cannot compile a file with -O3 that can be compiled without optimization

[thomas.mischke]

>Number:         3291
>Category:       c++
>Synopsis:       gcc 3.0 cannot compile a file with -O3 that can be compiled without optimization
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          accepts-illegal
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 20 06:56:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     thomas.mischke@isg.de
>Release:        gcc version 3.0
>Organization:
>Environment:
Linux 2.4.5
>Description:
The attached file does not compile while using -O3 but it compiles without problems without optimization.

I don't know which behavior is correct.

gcc -v -save-temps -O3 -Wall internalerror.cxx -lstdc++

Reading specs from /usr/local/lib/gcc-lib/i686-pc-linux-gnu/3.0/specs
Configured with: ../gcc-3.0/configure
Thread model: single
gcc version 3.0
 /usr/local/lib/gcc-lib/i686-pc-linux-gnu/3.0/cpp0 -lang-c++ -D__GNUG__=3 -D__GXX_DEPRECATED -D__EXCEPTIONS -D__GXX_ABI_VERSION=100 -v -D__GNUC__=3 -D__GNUC_MINOR__=0 -D__GNUC_PATCHLEVEL__=0 -D__ELF__ -Dunix -Dlinux -D__ELF__ -D__unix__ -D__linux__ -D__unix -D__linux -Asystem=posix -D__OPTIMIZE__ -D__STDC_HOSTED__=1 -Wall -D_GNU_SOURCE -Acpu=i386 -Amachine=i386 -Di386 -D__i386 -D__i386__ -D__tune_i686__ -D__tune_pentiumpro__ internalerror.cxx internalerror.ii
GNU CPP version 3.0 (cpplib) (i386 Linux/ELF)
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include/g++-v3
 /usr/local/include/g++-v3/i686-pc-linux-gnu
 /usr/local/include/g++-v3/backward
 /usr/local/include
 /usr/local/lib/gcc-lib/i686-pc-linux-gnu/3.0/include
 /usr/local/i686-pc-linux-gnu/include
 /usr/include
End of search list.
 /usr/local/lib/gcc-lib/i686-pc-linux-gnu/3.0/cc1plus -fpreprocessed internalerror.ii -quiet -dumpbase internalerror.cxx -O3 -Wall -version -o internalerror.s
GNU CPP version 3.0 (cpplib) (i386 Linux/ELF)
GNU C++ version 3.0 (i686-pc-linux-gnu)
        compiled by GNU C version 3.0.
internalerror.cxx: In function `int main()':
internalerror.cxx:3: member `A::a' is non-static but referenced as a static
   member
internalerror.cxx:8: at this point in file
>How-To-Repeat:
gcc -v -save-temps -O3 -Wall internalerror.cxx -lstdc++
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted:
----gnatsweb-attachment----
Content-Type: application/octet-stream; name="internalerror.cxx"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="internalerror.cxx"

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Re: c++/3291: gcc 3.0 cannot compile a file with -O3 that can be compiled without optimization

[rodrigc]

Synopsis: gcc 3.0 cannot compile a file with -O3 that can be compiled without optimization

State-Changed-From-To: open->closed
State-Changed-By: rodrigc
State-Changed-When: Sun Aug 12 12:30:03 2001
State-Changed-Why:
    Fixed in gcc 3.0.1 in CVS.
    See:
    http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&pr=3189&database=gcc

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view&pr=3291&database=gcc