https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168
--- Comment #8 from Richard Biener ---
Author: rguenth
Date: Thu Apr 26 10:00:24 2018
New Revision: 259670
URL: https://gcc.gnu.org/viewcvs?rev=259670=gcc=rev
Log:
2018-04-26 Richard Biener
Backport from mainline
2018-04-09 Richard Biener
PR tree-optimization/85284
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
Only use the niter constraining form of simple_iv when the exit
is always executed.
* gcc.dg/torture/pr85284.c: New testcase.
2018-04-06 Richard Biener
PR middle-end/85244
* tree-dfa.c (get_ref_base_and_extent): Reset seen_variable_array_ref
after seeing a component reference with an adjacent field. Treat
refs to arrays at struct end of external decls similar to
refs to unconstrained commons.
* gcc.dg/torture/pr85244-1.c: New testcase.
* gcc.dg/torture/pr85244-2.c: Likewise.
2018-04-04 Richard Biener
PR tree-optimization/85168
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Avoid
propagating abnormals.
* gcc.dg/torture/pr85168.c: New testcase.
2018-03-16 Richard Biener
PR c/84873
* c-gimplify.c (c_gimplify_expr): Revert previous change. Instead
unshare the possibly folded expression.
2018-03-15 Richard Biener
PR c/84873
* c-gimplify.c (c_gimplify_expr): Do not fold expressions.
* c-c++-common/pr84873.c: New testcase.
Added:
branches/gcc-7-branch/gcc/testsuite/c-c++-common/pr84873.c
branches/gcc-7-branch/gcc/testsuite/gcc.dg/torture/pr85168.c
branches/gcc-7-branch/gcc/testsuite/gcc.dg/torture/pr85244-1.c
branches/gcc-7-branch/gcc/testsuite/gcc.dg/torture/pr85244-2.c
branches/gcc-7-branch/gcc/testsuite/gcc.dg/torture/pr85284.c
Modified:
branches/gcc-7-branch/gcc/ChangeLog
branches/gcc-7-branch/gcc/c-family/ChangeLog
branches/gcc-7-branch/gcc/c-family/c-gimplify.c
branches/gcc-7-branch/gcc/testsuite/ChangeLog
branches/gcc-7-branch/gcc/tree-dfa.c
branches/gcc-7-branch/gcc/tree-ssa-loop-niter.c
branches/gcc-7-branch/gcc/tree-ssa-sccvn.c