[ruby-core:68304] Re: [ruby-cvs:56873] nobu:r49723 (trunk): complex.c: multiply as rotation

This commit gives me the following failure on a 32-bit userspace
(64-bit kernel, Debian 7.0)

	CC = gcc
	LD = ld
	LDSHARED = gcc -shared
	CFLAGS = -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Werror=pointer-arith -Werror=write-strings -Werror=declaration-after-statement -Werror=implicit-function-declaration -Werror=deprecated-declarations -Wno-packed-bitfield-compat -std=iso9899:1999 
	XCFLAGS = -D_FORTIFY_SOURCE=2 -fstack-protector -fno-strict-overflow -fvisibility=hidden -DRUBY_EXPORT -fPIE
	CPPFLAGS =   -I. -I.ext/include/x86_64-linux -I./include -I.
	DLDFLAGS = -fstack-protector -pie  
	SOLIBS = -lgmp 
Using built-in specs.
COLLECT_GCC=/usr/bin/gcc
COLLECT_LTO_WRAPPER=/usr/lib/gcc/i486-linux-gnu/4.7/lto-wrapper
Target: i486-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Debian 4.7.2-5' --with-bugurl=file:///usr/share/doc/gcc-4.7/README.Bugs --enable-languages=c,c++,go,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.7 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.7 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --enable-plugin --enable-objc-gc --enable-targets=all --with-arch-32=i586 --with-tune=generic --enable-checking=release --build=i486-linux-gnu --host=i486-linux-gnu --target=i486-linux-gnu
Thread model: posix
gcc version 4.7.2 (Debian 4.7.2-5) 
generating prelude.c
prelude.c unchanged
./miniruby -I./lib -I. -I.ext/common  ./tool/runruby.rb --extout=.ext  -- --disable-gems "./test/runner.rb" --ruby="./miniruby -I./lib -I. -I.ext/common  ./tool/runruby.rb --extout=.ext  -- --disable-gems" --excludes=./test/excludes  test/ruby/test_complex.rb
Run options: "--ruby=./miniruby -I./lib -I. -I.ext/common  ./tool/runruby.rb --extout=.ext  -- --disable-gems" --excludes=./test/excludes

# Running tests:

.....................F................

Finished tests in 0.043798s, 867.6141 tests/s, 15365.9030 assertions/s.

  1) Failure:
Complex_Test#test_mul [/home/ew/ruby/test/ruby/test_complex.rb:295]:
<(0+Infinity*i)> expected but was
<(Infinity+Infinity*i)>.

38 tests, 673 assertions, 1 failures, 0 errors, 0 skips

ruby -v: ruby 2.3.0dev (2015-02-25 trunk 49732) [x86_64-linux]
make: *** [yes-test-all] Error 1