[Octave-bug-tracker] [bug #43345] lssa fails to build using clang-3.4 and later

[Alexander Hansen]

URL:
  <http://savannah.gnu.org/bugs/?43345>

                 Summary: lssa fails to build using clang-3.4 and later
                 Project: GNU Octave
            Submitted by: alexkhansen
            Submitted on: Thu 02 Oct 2014 03:14:33 AM GMT
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Build Failure
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 3.6.4
        Operating System: Mac OS

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Details:

(number based on the LLVM numbering rather than Apple's)

It worked for me for prior compiler versions, but now I get the following:

...
mkdir (/var/tmp/oct-WjkD9c)
untar (./lssa.tar, /var/tmp/oct-WjkD9c)
fastlscomplex.cc:65:9: warning: add explicit braces to avoid dangling else
[-Wdangling-else]
        else
        ^
fastlscomplex.cc:377:68: error: expression is not assignable
                            record_current->power_series[p].real() -= h_i;
                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:378:68: error: expression is not assignable
                            record_current->power_series[p].imag() += h_r;
                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:391:68: error: expression is not assignable
                            record_current->power_series[p].real() -= h_i;
                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:392:68: error: expression is not assignable
                            record_current->power_series[p].imag() += h_r;
                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:427:74: error: expression is not assignable
                                  record_current->power_series[p].real() -=
h_i;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:428:74: error: expression is not assignable
                                  record_current->power_series[p].imag() +=
h_r;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:441:74: error: expression is not assignable
                                  record_current->power_series[p].real() -=
h_i;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:442:74: error: expression is not assignable
                                  record_current->power_series[p].imag() +=
h_r;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:472:71: error: expression is not assignable
                                  record_next->power_series[q].real() -= h_i;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:473:71: error: expression is not assignable
                                  record_next->power_series[q].imag() += h_r;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:486:71: error: expression is not assignable
                                  record_next->power_series[q].real() -= h_i;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
fastlscomplex.cc:487:71: error: expression is not assignable
                                  record_next->power_series[q].imag() += h_r;
                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^
1 warning and 12 errors generated.
make: *** [fastlscomplex.oct] Error 1
'make' returned the following error: /sw/bin/mkoctfile-3.6.4 fastlscomplex.cc
...

$ cc --version
Apple LLVM version 6.0 (clang-600.0.51) (based on LLVM 3.5svn)
Target: x86_64-apple-darwin13.4.0
Thread model: posix

I first noticed the error for clang from LLVM3.4svn.




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