Hi,
Compiling git 1.6.4.1 with the gcc trunk Using built-in specs. Target: x86_64-suse-linux Configured with: ../configure --prefix=/usr --infodir=/usr/share/info --mandir=/usr/share/man --libdir=/usr/lib64 --libexecdir=/usr/lib64 --enable-languages=c,c++,objc,fortran,obj-c++,java,ada --enable-checking=yes --with-gxx-include-dir=/usr/include/c++/4.5 enable-ssp --disable-libssp --disable-plugin --with-bugurl=http://bugs.opensuse.org/ --with-pkgversion='SUSE Linux' disable-libgcj --disable-libmudflap --with-slibdir=/lib64 with-system-zlib --enable-__cxa_atexit enable-libstdcxx-allocator=new --disable-libstdcxx-pch --enable-version-specific-runtime-libs --program-suffix=-4.5 --enable-linux-futex --without-system-libunwind --with-arch-32=i586 with-tune=generic --build=x86_64-suse-linux Thread model: posix gcc version 4.5.0 20090820 (experimental) [trunk revision 150958] (SUSE Linux) yields a gimple error ("internal compiler error: verify_gimple failed"). Reproducible: Always Steps to Reproduce: 1. Grab git-1.6.4.1 via tarball from git-scm.com or via git:// 2. `make builtin-grep.o` Actual Results: builtin-grep.c: In function ‘cmd_grep’: builtin-grep.c:669:5: error: type mismatch in address expression struct option[<unknown>] * struct option[41] * options.0 = &options; builtin-grep.c:669:5: internal compiler error: verify_gimple failed Please submit a full bug report, with preprocessed source if appropriate. See <http://bugs.opensuse.org/> for instructions. make: *** [builtin-grep.o] Error 1 It is reproducable on both i586 and x86_64.