[Bug target/57936] ICE in rs6000_secondary_reload_inner:15144, type = load

[orion at cora dot nwra.com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57936

Orion Poplawski <orion at cora dot nwra.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |orion at cora dot nwra.com

--- Comment #4 from Orion Poplawski <orion at cora dot nwra.com> ---
Created attachment 32130
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32130&action=edit
ccf2q412.out.gz

I think I may be encountering the same or similar while compiling the eigen3
test cases.  This is on RHEL7 ppc64 with gcc-4.8.2-3.el7.

[ 13%] Building CXX object
test/CMakeFiles/product_extra_3.dir/product_extra.cpp.o
cd /builddir/build/BUILD/eigen-eigen-ffa86ffb5570/ppc64-redhat-linux-gnu/test
&& /usr/bin/c++   -DEIGEN_CHOLMOD_SUPPORT -DEIGEN_SPQR_SUPPORT
-DEIGEN_SUPERLU_SUPPORT -DEIGEN_UMFPACK_SUPPORT -DQT_CORE_LIB -DQT_GUI_LIB
-DQT_NO_DEBUG -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions
-fstack-protector --param=ssp-buffer-size=4 -grecord-gcc-switches  -m64
-mcpu=power7 -mtune=power7  -fexceptions -pedantic -Wall -Wextra -Wundef
-Wcast-align -Wchar-subscripts -Wnon-virtual-dtor -Wunused-local-typedefs
-Wpointer-arith -Wwrite-strings -Wformat-security -Wno-psabi
-Wno-variadic-macros -Wno-long-long -fno-check-new -fno-common
-fstrict-aliasing -ansi  -g2 -g0 -O2  -fno-inline-functions
-I/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/ppc64-redhat-linux-gnu/test
-I/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/test
-I/builddir/build/BUILD/eigen-eigen-ffa86ffb5570
-I/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/ppc64-redhat-linux-gnu
-I/usr/include/suitesparse -I/usr/include/SuperLU -isystem /usr/include/QtGui
-isystem /usr/include/QtCore     -DEIGEN_TEST_MAX_SIZE=320
-DEIGEN_TEST_FUNC=product_extra  -DEIGEN_TEST_PART_3=1 -o
CMakeFiles/product_extra_3.dir/product_extra.cpp.o -c
/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/test/product_extra.cpp
rs6000_secondary_reload_inner:15249, type = load
(parallel [
        (set (reg:V4SI 77 0)
            (reg:V4SI 32 0))
        (clobber (reg:DI 3 3))
    ])
/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/test/product_extra.cpp: In
function 'void product_extra(const MatrixType&) [with MatrixType =
Eigen::Matrix<std::complex<float>, -1, -1>]':
/builddir/build/BUILD/eigen-eigen-ffa86ffb5570/test/product_extra.cpp:101:1:
internal compiler error: in rs6000_secondary_reload_fail, at
config/rs6000/rs6000.c:15222
 }
 ^
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