[Bug tree-optimization/48184] New: ICE: SIGFPE (division by zero) in compute_alignments () at final.c:731 with --param align-threshold=0 on basic code

[zsojka at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48184

           Summary: ICE: SIGFPE (division by zero) in compute_alignments
                    () at final.c:731 with --param align-threshold=0 on
                    basic code
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: tree-optimization
        AssignedTo: unassig...@gcc.gnu.org
        ReportedBy: zso...@seznam.cz


----- testcase.c -----
void foo (void) { }
----------------------

Compiler output:
$ gcc -O --param align-threshold=0 testcase.c
testcase.c: In function 'foo':
testcase.c:1: internal compiler error: Floating point exception
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://bugs.gentoo.org/> for instructions.

Program received signal SIGFPE, Arithmetic exception.
0x00000000006c5d37 in compute_alignments () at
/mnt/svn/gcc-trunk/gcc/final.c:731
731       freq_threshold = freq_max / PARAM_VALUE (PARAM_ALIGN_THRESHOLD);