[LLVMbugs] [Bug 5171] New: SingleSource/UnitTests/Vector/SSE dies with SEGV

bugzilla-daemon at cs.uiuc.edu bugzilla-daemon at cs.uiuc.edu
Mon Oct 12 13:54:38 PDT 2009


           Summary: SingleSource/UnitTests/Vector/SSE dies with SEGV
           Product: Test Suite
           Version: trunk
          Platform: PC
        OS/Version: FreeBSD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Nightly Tester
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: pawel.worach at gmail.com
                CC: llvmbugs at cs.uiuc.edu

# gdb Output/sse.expandfft.native 
GNU gdb 6.1.1 [FreeBSD]
Copyright 2004 Free Software Foundation, Inc.
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Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "amd64-marcel-freebsd"...
(gdb) run
Starting program:

Program received signal SIGSEGV, Segmentation fault.
0x0000000000400f56 in main ()
35               x[i] = z0;
(gdb) list
30         for(icase=0;icase<2;icase++){
31         if(first){
32            for(i=0;i<2*N;i+=2){
33               z0 = ggl(&seed);     /* real part of array */
34               z1 = ggl(&seed);     /* imaginary part of array */
35               x[i] = z0;
36               z[i] = z0;           /* copy of initial real data */
37               x[i+1] = z1;
38               z[i+1] = z1;         /* copy of initial imag. data */
39            }
(gdb) p z0
$1 = 0.00259052776
(gdb) p x
Variable "x" is not available.
(gdb) p x[0]
Variable "x" is not available.
(gdb) p i   
No symbol "i" in current context.
(gdb) info loc
first = Variable "first" is not available.

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