optimization/3027: gcc causes bus error on an ultra sparc architecture

optimization/3027: gcc causes bus error on an ultra sparc architecture

[mal]

>Number:         3027
>Category:       optimization
>Synopsis:       gcc causes bus error on an ultra sparc architecture
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    unassigned
>State:          open
>Class:          wrong-code
>Submitter-Id:   net
>Arrival-Date:   Fri Jun 01 07:16:01 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     Maike Loehndorf
>Release:        2.95.2 and 2.95.3
>Organization:
>Environment:
sun ultra sparc 80,SunOS 5.7  
>Description:
when compiling with
g++ -mcpu=ultrasparc -O -Wall bus.cc
the resulting program causes a bus error
>How-To-Repeat:
# 1 "bus.cc"



int func( int a,  int b, int c, int d , int e, int f, double g)
{
  if (g < (double)f)
    return c;
  else
    return b;
}

int main(int argc, char** argv) {

  
  int bla = func(0, 0, 0, 0, 0, 0, 0.0);
  
  return 0;
}


  

>Fix:
use-mcpu=supersparc or do not optimize
>Release-Note:
>Audit-Trail:
>Unformatted:

Re: optimization/3027: gcc causes bus error on an ultra sparc architecture

[rth]

Synopsis: gcc causes bus error on an ultra sparc architecture

State-Changed-From-To: analyzed->closed
State-Changed-By: rth
State-Changed-When: Mon Apr  1 22:14:14 2002
State-Changed-Why:
    Fixed in recent releases.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=3027

Re: optimization/3027: gcc causes bus error on an ultra sparc architecture

[ciceron]

The following reply was made to PR optimization/3027; it has been noted by GNATS.

From: ciceron@gcc.gnu.org
To: gcc-bugs@gcc.gnu.org, gcc-gnats@gcc.gnu.org, gcc-prs@gcc.gnu.org,
  mal@mis.mpg.de, nobody@gcc.gnu.org
Cc:  
Subject: Re: optimization/3027: gcc causes bus error on an ultra sparc architecture
Date: 30 Nov 2001 12:03:12 -0000

 Synopsis: gcc causes bus error on an ultra sparc architecture
 
 State-Changed-From-To: open->analyzed
 State-Changed-By: ciceron
 State-Changed-When: Fri Nov 30 04:03:11 2001
 State-Changed-Why:
     confirmed as bug for 2.95.3.
     fixed in 3.0.2 and 3.1.
 
 http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=3027&database=gcc

Re: optimization/3027: gcc causes bus error on an ultra sparc architecture

[ciceron]

Synopsis: gcc causes bus error on an ultra sparc architecture

State-Changed-From-To: open->analyzed
State-Changed-By: ciceron
State-Changed-When: Fri Nov 30 04:03:11 2001
State-Changed-Why:
    confirmed as bug for 2.95.3.
    fixed in 3.0.2 and 3.1.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&pr=3027&database=gcc