./: PR middle-end/31710
* tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
TYPE_MAX_VALUE exist, convert them to the new type.
testsuite/:
PR middle-end/31710
* gcc.c-torture/compile/pr31710.c: New test.
From-SVN: r124238
./: PR target/28675
* reload.c (find_reloads_subreg_address): If the address was valid
in the original mode but not in the new mode, reload the whole
address.
testsuite/:
PR target/28675
* gcc.c-torture/compile/pr28675.c: New test.
From-SVN: r124212
2007-04-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C++/30016
* typeck.c (build_reinterpret_cast_1): Only allow conversion to
integeral types from vectors types.
2007-04-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C++/30016
* g++.dg/ext/vector6.C: New test.
From-SVN: r124209
PR middle-end/30761
* reload1.c (eliminate_regs_in_insn): In the single_set special
case, attempt to re-recognize the insn before falling back to
having reload fix it up.
From-SVN: r124199
2007-04-26 Richard Guenther <rguenther@suse.de>
Daniel Berlin <dberlin@dberlin.org>
PR tree-optimization/30567
* tree-ssa-structalias.c (update_alias_info): Record dereference
also if ESCAPE_STORED_IN_GLOBAL.
* g++.dg/other/pr30567.C: New testcase.
Co-Authored-By: Daniel Berlin <dberlin@dberlin.org>
From-SVN: r124184
2007-04-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
Roger Sayle <roger@eyesopen.com>
PR middle-end/30222
* expmed.c (make_tree): Use the correct type, i.e. the inner
type, when constructing the individual elements of a CONST_VECTOR.
Co-Authored-By: Roger Sayle <roger@eyesopen.com>
From-SVN: r124140
./ChangeLog: PR tree-optimization/31605
* tree-vrp.c (set_value_range): Check that min and max are not
both overflow infinities.
(set_value_range_to_value): New static function.
(extract_range_from_binary_expr): Call set_value_range_to_value.
(extract_range_from_expr): Likewise.
(extract_range_from_unary_expr): Likewise. Don't create a range
which overflows on both sides.
(vrp_meet): Check for a useless range.
(vrp_visit_phi_node): If we see a constant which looks like an
overflow infinity, turn off the TREE_OVERFLOW flag.
testsuite/ChangeLog:
PR tree-optimization/31605
* gcc.c-torture/execute/pr31605.c: New test.
From-SVN: r124129
PR tree-optimization/31602
* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
conditionals in the copied loop header.
* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
warnings if TREE_NO_WARNING is set.
* doc/invoke.texi (Warning Options): Clarify that
-Wstrict-overflow does not warn about loops.
From-SVN: r124127
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
argument of 0 for memset.
(s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
unsigned shift instead of the signed variant.
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* gcc.c-torture/compile/pr31641.c: New testcase.
From-SVN: r124101
PR target/28623
* config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
argument; update all callers.
(get_unaligned_offset): New.
* config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
get_unaligned_address, just pass on the address directly.
(unaligned_extendqidi): Use gen_lowpart instead of open-coding
the subreg in the helper patterns.
(unaligned_extendqidi_le): Use get_unaligned_offset.
(unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
(unaligned_extendhidi_be): Likewise.
(unaligned_extendhidi): Tidy.
* config/alpha/alpha-protos.h: Update.
From-SVN: r124034
2007-04-21 Richard Guenther <rguenther@suse.de>
PR middle-end/31136
* fold-const.c (fold_unary): Call fold_convert_const on the
original tree.
* gcc.c-torture/execute/pr31136.c: New testcase.
From-SVN: r124019
* configure.ac (alpha*-*-*): Define HAVE_LONG_DOUBLE.
* configure: Regenerate.
* include/ffi.h.in (ffi_type_longdouble): Define as ffi_type_double
if HAVE_LONG_DOUBLE is false.
* src/alpha/ffi.c (ffi_prep_cif_machdep): Support the 128-bit
long double type.
(ffi_call_osf, ffi_closure_osf): Likewise.
* src/alpha/osf.S (ffi_call_osf, ffi_closure_osf): Mark hidden.
* src/types.c (ffi_type_longdouble): For alpha, always generate
for the 128-bit long double type.
From-SVN: r124004
* config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
for __builtin_ia32_cmpordss.
* gcc.target/i386/ordcmp-1.c: New test.
* gcc.target/i386/unordcmp-1.c: New test.
From-SVN: r123991
PR tree-optimization/31632
* fold-const.c (fold_binary): Use op0 and op1 instead of arg0
and arg1 for optimizations of comparison against min/max values.
Fold arg0 to arg1's type for optimizations of comparison against
min+1 and max-1 values.
* gcc.c-torture/compile/20070419-1.c: New test.
From-SVN: r123990
PR rtl-optimization/29841
* cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
trap instructions.
* sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
that may cause control flow transfer from being moved.
From-SVN: r123971
2007-04-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/31366
* io/transfer.c (read_block_direct): Do not generate error when reading
past EOF on a short record that is less than the RECL= specified.
From-SVN: r123940
