http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49888
--- Comment #2 from Alexandre Oliva <aoliva at gcc dot gnu.org> 2012-06-13 21:43:54 UTC --- Author: aoliva Date: Wed Jun 13 21:43:51 2012 New Revision: 188531 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188531 Log: gcc/ChangeLog: PR debug/49888 * var-tracking.c: Include alias.h. (overlapping_mems): New struct. (drop_overlapping_mem_locs): New. (clobber_overlapping_mems): New. (var_mem_delete_and_set, var_mem_delete): Call it. (val_bind): Likewise, but only if modified. (compute_bb_dataflow, emit_notes_in_bb): Call it on MEMs. * Makefile.in (var-tracking.o): Depend in $(ALIAS_H). gcc/testsuite/ChangeLog: PR debug/49888 * gcc.dg/guality/pr49888.c: New. Added: trunk/gcc/testsuite/gcc.dg/guality/pr49888.c Modified: trunk/gcc/ChangeLog trunk/gcc/Makefile.in trunk/gcc/testsuite/ChangeLog trunk/gcc/var-tracking.c