http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55660
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> 2013-02-04 12:04:43 UTC --- Author: rguenth Date: Mon Feb 4 12:04:35 2013 New Revision: 195708 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195708 Log: 2013-02-04 Richard Biener <rguent...@suse.de> Backport from mainline 2012-07-04 Richard Guenther <rguent...@suse.de> PR tree-optimization/53844 * tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle the loop virtual PHI. * g++.dg/tree-ssa/pr53844.C: New testcase. 2012-12-13 Richard Biener <rguent...@suse.de> PR lto/55660 * tree-streamer.c (record_common_node): Check that we are not recursively pre-loading nodes we want to skip. Handle char_type_node appearing as part of va_list_type_node. * gcc.dg/lto/pr55660_0.c: New testcase. * gcc.dg/lto/pr55660_1.c: Likewise. 2013-02-04 Richard Biener <rguent...@suse.de> PR middle-end/55890 * gimple.h (gimple_call_builtin_class_p): New function. * gimple.c (validate_call): New function. (gimple_call_builtin_class_p): Likewise. * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Use gimple_call_builtin_class_p. (find_func_clobbers): Likewise. * tree-ssa-strlen.c (adjust_last_stmt): Likewise. (strlen_optimize_stmt): Likewise. * gcc.dg/torture/pr55890-1.c: New testcase. * gcc.dg/torture/pr55890-2.c: Likewise. Added: branches/gcc-4_7-branch/gcc/testsuite/g++.dg/tree-ssa/pr53844.C branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/lto/pr55660_0.c branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/lto/pr55660_1.c branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/torture/pr55890-1.c branches/gcc-4_7-branch/gcc/testsuite/gcc.dg/torture/pr55890-2.c Modified: branches/gcc-4_7-branch/gcc/ChangeLog branches/gcc-4_7-branch/gcc/gimple.c branches/gcc-4_7-branch/gcc/gimple.h branches/gcc-4_7-branch/gcc/testsuite/ChangeLog branches/gcc-4_7-branch/gcc/tree-ssa-dse.c branches/gcc-4_7-branch/gcc/tree-ssa-strlen.c branches/gcc-4_7-branch/gcc/tree-ssa-structalias.c branches/gcc-4_7-branch/gcc/tree-streamer.c