https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62090
--- Comment #6 from David Binderman <dcb314 at hotmail dot com> --- Created attachment 33345 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33345&action=edit C source code For the attached code, compiled by gcc trunk dated 20140817, the following crash message is produced $ ../results/bin/gcc -c -O2 bug160.c adb.c: In function ‘send_connect’: adb.c:316:13: internal compiler error: in compute_may_aliases, at tree-ssa-structalias.c:6986 0xb1ada6 compute_may_aliases() ../../src/trunk/gcc/tree-ssa-structalias.c:6986 0x8d6514 execute_function_todo ../../src/trunk/gcc/passes.c:1721 0x8d6e2b do_per_function ../../src/trunk/gcc/passes.c:1476 0x8d6e2b execute_todo ../../src/trunk/gcc/passes.c:1806 Please submit a full bug report, with preprocessed source if appropriate. Please include the complete backtrace with any bug report. See <http://gcc.gnu.org/bugs.html> for instructions. Compiler flag -O2 required.