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2007-01-28common.opt: Add fstrict-overflow.Ian Lance Taylor41-99/+355
./: * common.opt: Add fstrict-overflow. * opts.c (decode_options): Set flag_strict_overflow if -O2. * flags.h (TYPE_OVERFLOW_WRAPS): Define. (TYPE_OVERFLOW_UNDEFINED): Define. (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED. Replace all uses. * tree.h (TYPE_TRAP_SIGNED): Don't define. * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED. (fold_negate_expr): Likewise. (make_range): Likewise. (extract_muldiv_1): Likewise. (maybe_canonicalize_comparison): Likewise. (fold_comparison): Likewise. (fold_binary): Likewise. (tree_expr_nonnegative_p): Likewise. (tree_expr_nonzero_p): Likewise. * tree-vrp.c (compare_values): Likewise. (extract_range_from_binary_expr): Likewise. (extract_range_from_unary_expr): Likewise. * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness): Likewise. (nowrap_type_p): Likewise. * tree-scalar-evolution.c (simple_iv): Likewise. * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS. (build_range_check): Likewise. (extract_muldiv_1): Likewise. (fold_comparison): Likewise. * tree-vrp.c (vrp_int_const_binop): Likewise. (extract_range_from_unary_expr): Likewise. * convert.c (convert_to_integer): Likewise. * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS. (fold_comparison): Likewise. (fold_binary): Likewise. * optabs.c (optab_for_tree_code): Likewise. * tree-vectorizer.c (vect_is_simple_reduction): Likewise. * simplify-rtx.c (simplify_const_relational_operation): Check flag_strict_overflow and flag_trapv. (simplify_const_relational_operation): Likewise. * doc/invoke.texi (Option Summary): Mention -fstrict-overflow. (Optimize Options): Add -fstrict-overflow to -O2 list. Document -fstrict-overflow. testsuite/: * gcc.dg/strict-overflow-1.c: New test. * gcc.dg/no-strict-overflow-1.c: New test. * gcc.dg/strict-overflow-2.c: New test. * gcc.dg/no-strict-overflow-2.c: New test. * gcc.dg/strict-overflow-3.c: New test. * gcc.dg/no-strict-overflow-3.c: New test. * gcc.dg/strict-overflow-4.c: New test. * gcc.dg/no-strict-overflow-4.c: New test. * gcc.dg/fold-mod-1.c: Add -fstrict-overflow option. * gcc.dg/pr15784-1.c: Likewise. * gcc.dg/pr20922-1.c: Likewise. * gcc.dg/pr20922-3.c: Likewise. * gcc.dg/pr20922-4.c: Likewise. * gcc.dg/pr20922-6.c: Likewise. * gcc.dg/compare-4.c: Likewise. * gcc.dg/torture/pr26898-1.c: Likewise. * gcc.dg/tree-ssa/divide-1.c: Likewise. * gcc.dg/tree-ssa/divide-2.c: Likewise. * gcc.dg/tree-ssa/divide-3.c: Likewise. * gcc.dg/tree-ssa/divide-4.c: Likewise. * gcc.dg/tree-ssa/pr14490-1.c: Likewise. * gcc.dg/tree-ssa/pr14490-3.c: Likewise. * gcc.dg/tree-ssa/pr21082.c: Likewise. * gcc.dg/tree-ssa/pr26899.c: Likewise. * g++.dg/tree-ssa/pr21082.C: Likewise. From-SVN: r121254
2007-01-28tree.c (tree_fold_gcd): Delete.Roger Sayle5-45/+17
* tree.c (tree_fold_gcd): Delete. * tree.h (tree_fold_gcd): Remove prototype. * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to test whether one constant integer is a multiple of another. Instead call int_const_binop with TRUNC_MOD_EXPR and test for a zero result. * fold-const.c (multiple_of_p): We've determined both TOP and BOTTOM are integer constants so we can call int_const_binop directly instead of the more generic const_binop. From-SVN: r121253
2007-01-28fold-const.c (size_binop): In the fast-paths for X+0...Roger Sayle4-11/+79
* fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and 1*X check that the constant hasn't overflowed, to preserve the TREE_OVERFLOW bit. (round_up): Provide an efficient implementation when rouding-up an INTEGER_CST to a power-of-two. * gcc-dg/large-size-array-3.c: New test case. From-SVN: r121252
2007-01-28Daily bump.GCC Administrator1-1/+1
From-SVN: r121250
2007-01-28Add missing doc/install.texi to ChangeLog entry of the previous commit.Gerald Pfeifer1-0/+1
From-SVN: r121245
2007-01-27sourcebuild.texi: Add comma for clarity.Ralf Wildenhues1-0/+9
* doc/sourcebuild.texi: Add comma for clarity. * doc/extend.texi: Fix some typos. * doc/passes.texi: Likewise. * doc/cppinternals.texi: Likewise. * doc/c-tree.texi: Likewise. * doc/tree-ssa.texi: Likewise. From-SVN: r121242
2007-01-27sourcebuild.texi: Add comma for clarity.Ralf Wildenhues7-13/+13
* doc/sourcebuild.texi: Add comma for clarity. * doc/extend.texi: Fix some typos. * doc/passes.texi: Likewise. * doc/cppinternals.texi: Likewise. * doc/c-tree.texi: Likewise. * doc/tree-ssa.texi: Likewise. From-SVN: r121241
2007-01-27tree-sra.c (sra_walk_function): Don't rely on aliases being build.Jan Hubicka3-4/+14
* tree-sra.c (sra_walk_function): Don't rely on aliases being build. (pass_sra): Do not require alias information. * passes.c (init_optimization_passes): Add SRA From-SVN: r121240
2007-01-27re PR libgcj/30513 (Bootstrap failure with libgcj on sparc-sun-solaris2.10)Andreas Tobler3-8/+43
2007-01-27 Andreas Tobler <a.tobler@schweiz.org> PR libgcj/30513 * configure.host: Add forgottten sysdep_dir to sparc. Add a flag to libgcj_flags to undefine 'sun' at compile time. * sysdep/sparc/locks.h (read_barrier): New functions for 32 and 64 bit Sparc. (write_barrier): Likewise. From-SVN: r121239
2007-01-27depstand.m4 (ZW_CREATE_DEPDIR): Use mkinstalldirs to make directory.Tom Tromey4-4/+14
config 2007-01-27 Paolo Bonzini <bonzini@gnu.org> * depstand.m4 (ZW_CREATE_DEPDIR): Use mkinstalldirs to make directory. libcpp * configure: Rebuilt. From-SVN: r121237
2007-01-27trans-stmt.c (forall_info): Replace the next_nest and outer fields that ↵Roger Sayle4-17/+40
previously implemented a... * trans-stmt.c (forall_info): Replace the next_nest and outer fields that previously implemented a doubly-linked list with a single prev_nest field (singly-linked list). (gfc_trans_nested_forall_loop): The nested_forall_info argument now denotes the innermost FORALL in the loop nest. (compute_overall_iter_number): Use prev_nest instead of next_nest. (gfc_trans_forall_1): Link/cons the new "info" to the head of the nested_forall_info linked list. Free the current "info" when done. * gfortran.dg/forall_7.f90: New test case. From-SVN: r121236
2007-01-27re PR fortran/30407 ([4.1 only] Elemental functions in WHERE assignments ↵Paul Thomas9-6/+406
wrongly rejected) 2007-01-27 Paul Thomas <pault@gcc.gnu.org> PR fortran/30407 * trans-expr.c (gfc_conv_operator_assign): New function. * trans.h : Add prototype for gfc_conv_operator_assign. * trans-stmt.c (gfc_trans_where_assign): Add a gfc_symbol for a potential operator assignment subroutine. If it is non-NULL call gfc_conv_operator_assign instead of the first assignment. ( gfc_trans_where_2): In the case of an operator assignment, extract the argument expressions from the code for the subroutine call and pass the symbol to gfc_trans_where_assign. resolve.c (resolve_where, gfc_resolve_where_code_in_forall, gfc_resolve_forall_body): Resolve the subroutine call for operator assignments. 2007-01-27 Paul Thomas <pault@gcc.gnu.org> PR fortran/30407 * gfortran.dg/where_operator_assign_1.f90: New test. * gfortran.dg/where_operator_assign_2.f90: New test. * gfortran.dg/where_operator_assign_3.f90: New test. From-SVN: r121235
2007-01-27* gnu/classpath/jdwp/natVMVirtualMachine.ccKeith Seitz2-14/+110
(getAllClassMethods): Move error handling to ... (throw_jvmti_error): ... here. (jdwpClassPrepareCB): New function. (jdwpThreadEndCB): New function. (jdwpThreadStartCB): New function. (jdwpVMDeathCB): New function. (jdwpVMInitCB): Define and enable callbacks for ClassPrepare, ThreadEnd, ThreadStart, and VMDeath. From-SVN: r121233
2007-01-27tracer.c (rest_of_handle_tracer): We already cleaned up the CFG in tracer() ↵Steven Bosscher4-57/+76
so don't do it here again. * tracer.c (rest_of_handle_tracer): We already cleaned up the CFG in tracer() so don't do it here again. * cfgcleanup.c (rest_of_handle_jump2): Don't repeat cleanup_cfg here, either. And don't call renumber_insns. * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END and BB_HEAD are in the insn stream here. Instead make sure that BB_INSN is valid on all insns. Also, do check here that there are no pending branch predictions... (rtl_verify_flow_info): ...instead of doing it here. Checks for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to here. From-SVN: r121231
2007-01-27Add 'PR fortran/30278' to my previous commit.Steven G. Kargl2-0/+2
From-SVN: r121229
2007-01-27i386.c (ix86_swap_binary_operands_p): New helper function to ↵Roger Sayle2-50/+94
simplify/factorize operand order canonicalization. * config/i386/i386.c (ix86_swap_binary_operands_p): New helper function to simplify/factorize operand order canonicalization. (ix86_fixup_binary_operands): Reorganize using the above function. (ix86_binary_operator_ok): Likewise. From-SVN: r121227
2007-01-27Daily bump.GCC Administrator1-1/+1
From-SVN: r121225
2007-01-26* lib/target-supports.expJoseph Myers2-1/+24
(check_effective_target_powerpc_altivec): New. (check_effective_target_vect_cmdline_needed): Use it. From-SVN: r121219
2007-01-26Steven G.Steven G. Kargl5-2/+82
2007-01-26 Steven Bosscher <stevenb.gcc@gmail.com> Steven G. Kargl <kargl@gcc.gnu,org> * testsuite/gfortran.dg/backslash_3.f: New test. * fortran/io.c (next_char): Deal with backslash escaped characters. Issue warnings in non -std=gnu cases. * fortran/primary.c (next_string_char): Issue warnings in non From-SVN: r121218
2007-01-27Makefile.am (generic_header_files): Add $(inner_nat_headers).Jakub Jelinek5-15/+150
* Makefile.am (generic_header_files): Add $(inner_nat_headers). * testsuite/Makefile.am (check-dejaGNU): Depend on compile-tests. (MYGCJH): New variable. (compile-tests): New goal. * Makefile.in: Rebuilt. * testsuite/Makefile.in: Rebuilt. From-SVN: r121217
2007-01-27genattrtab.c (struct attr_value_list, [...]): Move to file scope from ↵Jakub Jelinek2-19/+50
optimize_attrs. * genattrtab.c (struct attr_value_list, insn_code_values): Move to file scope from optimize_attrs. (simplify_test_exp): If insn_code_values is not NULL, use it to speed up search. (optimize_attrs): Clear insn_code_values after freeing it. From-SVN: r121216
2007-01-26libjavaTom Tromey41-69/+78
* Updated headers. libjava/classpath * tools/gnu/classpath/tools/javah/FieldHelper.java (print): Print 'volatile' after field type. From-SVN: r121215
2007-01-26tree-ssa-address.c (create_mem_ref): Remove ", bsi" from a parts.base ↵Zdenek Dvorak2-1/+6
assignment. * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from a parts.base assignment. From-SVN: r121213
2007-01-26tree-data-ref.c (dump_subscript): Use dump_conflict_function.Zdenek Dvorak3-241/+522
* tree-data-ref.c (dump_subscript): Use dump_conflict_function. (compute_subscript_distance, initialize_data_dependence_relation, finalize_ddr_dependent, analyze_ziv_subscript, analyze_siv_subscript_cst_affine, compute_overlap_steps_for_affine_univar, compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine, analyze_siv_subscript, analyze_miv_subscript, analyze_overlapping_iterations, subscript_dependence_tester_1, compute_self_dependence, free_dependence_relation): Work with affine_fn instead of chrecs. (dump_affine_function, dump_conflict_function, affine_function_equal_p, common_affine_function, affine_function_base, affine_function_constant_p, affine_fn_op, affine_fn_plus, affine_fn_minus, affine_fn_free, conflict_fn_not_known, conflict_fn_no_dependence, free_conflict_function, free_subscripts, conflict_fn, affine_fn_cst, affine_fn_univar): New functions. (all_chrecs_equal_p): Removed. * tree-data-ref.h (affine_fn, conflict_function): New types. (struct subscript): Change type of conflicting_iterations_in_a and conflicting_iterations_in_b. From-SVN: r121212
2007-01-26re PR target/30182 (FAIL: gcc.dg/pr28796-2.c (test for excess errors))Steve Ellcey4-1/+16
PR other/30182 * config/pa/pa.h (TARGET_HPUX_11): New. * config/pa/pa-hpux11.h (TARGET_HPUX_11): New. * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11. From-SVN: r121211
2007-01-26re PR libstdc++/30586 (Namespace pollution in c++ headers)Paolo Carlini3-2/+33
2007-01-26 Paolo Carlini <pcarlini@suse.de> PR libstdc++/30586 * config/cpu/ia64/atomic_word.h: Just include <bits/cxxabi_tweaks.h>. * testsuite/abi/30586.cc: New. From-SVN: r121209
2007-01-26pr23382.c: Fix typo.Richard Guenther2-1/+5
2007-01-26 Richard Guenther <rguenther@suse.de> * gcc.dg/tree-ssa/pr23382.c: Fix typo. From-SVN: r121205
2007-01-26tree-ssa-structalias.c (solve_graph): Handle case we merged the variable to ↵Daniel Berlin2-3/+10
another. 2007-01-26 Daniel Berlin <dberlin@dberlin.org> Richard Guenther <rguenther@suse.de> * tree-ssa-structalias.c (solve_graph): Handle case we merged the variable to another. Co-Authored-By: Richard Guenther <rguenther@suse.de> From-SVN: r121202
2007-01-26lang-specs.h: Add support for .f03 and .F03 extensions.Tobias Burnus12-6/+41
fortran/ 2007-01-26 Tobias Burnus <burnus@net-b.de> * lang-specs.h: Add support for .f03 and .F03 extensions. * gfortran.texi: Document .f03 extension. * options.c (form_from_filename): Recognize .f03. testsuite/ 2007-01-26 Tobias Burnus <burnus@net-b.de> * gfortran.dg/gomp/gomp.exp: Support .f03 extension. * gfortran.dg/vect/vect.exp: Ditto. * gfortran.dg/dg.exp: Ditto. * gfortran.fortran-torture/execute/execute.exp: Ditto. * gfortran.fortran-torture/compile/compile.exp: Ditto. libgomp/ 2007-01-26 Tobias Burnus <burnus@net-b.de> * testsuite/libgomp.fortran/fortran.exp: Support .f03 extension. From-SVN: r121201
2007-01-26builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even' functions.Kaveh R. Ghazi6-7/+199
* builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even' functions. * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan, catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions. testsuite: * gcc.dg/builtins-20.c: Add more cases. * gcc.dg/torture/builtin-symmetric-1.c: Likewise. From-SVN: r121200
2007-01-25m32c.c (m32c_cannot_change_mode_class): We don't allow changes to modes ↵DJ Delorie2-0/+11
which don't fit in those registers. * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't allow changes to modes which don't fit in those registers. From-SVN: r121199
2007-01-25reload1.c (choose_reload_regs): Check for invalid subregs before computing ↵DJ Delorie2-8/+15
their locations, not after. * reload1.c (choose_reload_regs): Check for invalid subregs before computing their locations, not after. From-SVN: r121198
2007-01-26re PR libgcj/29594 (jv-convert with no args NPE)Tom Tromey3-9/+13
PR libgcj/29594: * gnu/gcj/convert/Convert.java (main): Correctly handle missing input or output encodings. Removed unused local variables. From-SVN: r121197
2007-01-26Daily bump.GCC Administrator1-1/+1
From-SVN: r121195
2007-01-25re PR fortran/30437 (-Wno-all is rejected (even when fortran is not included))Manuel López-Ibáñez8-17/+78
2007-01-25 Manuel Lopez-Ibanez <manu@gcc.gnu.org> PR fortran/30437 fortran/ * lang.opt (Wall): Remove RejectNegative. * options.c (gfc_handle_option): Wall can be disabled. (set_Wall): Add a parameter for disabling Wall. testsuite/ * gcc.dg/Wall.c: New. * gcc.dg/Wno-all.c: New. * gfortran.dg/Wall.f90: New. * gfortran.dg/Wno-all.f90: New. From-SVN: r121186
2007-01-25jvmti-int.h (_Jv_GetJDWP_JVMTIEnv): Declare.Keith Seitz4-7/+43
* include/jvmti-int.h (_Jv_GetJDWP_JVMTIEnv): Declare. * gnu/classpath/jdwp/natVMVirtualMachine.cc (_Jv_GetJDWP_JVMTIEnv): New function. * gnu/classpath/jdwp/natVMMethod.cc (getName): Implement. (getSignature): Implement. (getModifiers): Implement. From-SVN: r121185
2007-01-25re PR target/25127 (internal compiler error: in rs6000_emit_prologue, at ↵Geoffrey Keating9-44/+248
config/rs6000/rs6000.c:14039) 2007-01-24 Geoffrey Keating <geoffk@apple.com> PR 25127 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin, save Altivec registers in an eh_return function. (compute_vrsave_mask): Likewise. (rs6000_stack_info): Correct AIX/Darwin stack alignment computation for saving Altivec registers. (rs6000_emit_prologue): Don't allocate stack twice in eh_return function. Correct expected value of altivec_save_offset when using save_world. Describe save of R0 to stack when using save_world. Describe stack pointer adjustment when using save_world. Remove duplicated eh_return parameter register saving. Update sp_offset variable after save_world. * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove darwin-world.asm. (LIB2FUNCS_EXTRA): Add darwin-world.asm. * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64 implies Altivec. Index: gcc/testsuite/ChangeLog 2007-01-24 Geoffrey Keating <geoffk@apple.com> * gcc.target/powerpc/darwin-ehreturn-1.c: New. * g++.dg/eh/simd-2.C: Also run on Darwin. * g++.dg/eh/simd-3.C: New. * g++.dg/eh/simd-4.C: New. From-SVN: r121184
2007-01-25configure, [...]: Rebuilt.Andrew Haley10-110/+49
2007-01-25 Andrew Haley <aph@redhat.com> * configure, Makefile.in, include/config.h.in: Rebuilt. * Makefile.am (libgcj_la_LIBADD): Removed $(LIBMAGIC). * configure.ac: Don't check for libmagic. * java/net/natVMURLConnection.cc (p_magic_open, p_magic_load, p_magic_close, p_magic_buffer): New globals. (init): Look up 'magic' functions. (guessContentTypeFromBuffer): Updated. From-SVN: r121183
2007-01-25re PR target/30272 (Build failure under SGI Irix (GFortran))Daniel Franke4-11/+18
2007-01-25 Daniel Franke <franke.daniel@gmail.com> PR target/30272 * inclhack.def(broken_cabs): Also remove definition of cabsl. * fixincl.x: Regenerate. * tests/base/math.h: Update. From-SVN: r121182
2007-01-25* config.gcc (ia64*-*-hpux*): Make posix threads the default.Steve Ellcey2-1/+5
From-SVN: r121180
2007-01-25jvmti.cc (_Jv_JVMTI_GetMethodName): New function.Keith Seitz5-1/+236
* jvmti.cc (_Jv_JVMTI_GetMethodName): New function. (_Jv_JVMTI_Interface): Define GetMethodName. * testsuite/libjava.jvmti/getmethodname.java: New file. * testsuite/libjava.jvmti/natgetmethodname.cc: New file. * testsuite/libjava.jvmti/getmethodname.out: New file. From-SVN: r121179
2007-01-25re PR target/30182 (FAIL: gcc.dg/pr28796-2.c (test for excess errors))Steve Ellcey3-0/+25
PR other/30182 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines. * config/ia64/ia64.c (ia64_init_builtins): Ditto. From-SVN: r121178
2007-01-25decl.c (gnat_to_gnu_entity): Use TREE_OVERFLOW instead of ↵Roger Sayle5-25/+28
TREE_CONSTANT_OVERFLOW. * decl.c (gnat_to_gnu_entity): Use TREE_OVERFLOW instead of TREE_CONSTANT_OVERFLOW. (allocatable_size_p, annotate_value): Likewise. * trans.c (gnat_to_gnu): Likewise. * utils.c (unchecked_convert): Likewise. * utils2.c (build_simple_component_ref): Likewise. From-SVN: r121177
2007-01-25configure.ac: Add --enable-version-specific-runtime-libs.Daniel Jacobowitz3-2161/+1703
* configure.ac: Add --enable-version-specific-runtime-libs. Correct $slibdir default. * configure: Regenerated. From-SVN: r121176
2007-01-25libjava.exp (exec_gij): Change [ to { in if statement.Kyle Galloway1-4/+6
2007-01-25 Kyle Galloway <kgallowa@redhat.com> * testsuite/libjava.jvmti/lib/libjava.exp (exec_gij): Change [ to { in if statement. From-SVN: r121174
2007-01-25Kyle Galloway 2007-01-25 <kgallowa@redhat.com>Kyle Galloway1-0/+6
* ChangeLog: Add ChangeLog entry that didn't apply. From-SVN: r121173
2007-01-25jvmti-interp.exp: New file.Kyle Galloway2-0/+202
2007-01-25 Kyle Galloway <kgallowa@redhat.com> * libjava/testsuite/libjava.jvmti/jvmti-interp.exp: New file. * libjava/testsuite/libjava.jvmti/interp: New folder. * libjava/testsuite/lib/libjava.exp (exec_gij): New Method. From-SVN: r121172
2007-01-25streambuf_iterator.h (istreambuf_iterator<>::equal): Simplify.Nathan Myers2-5/+6
2007-01-25 Nathan Myers <ncm@cantrip.org> * include/bits/streambuf_iterator.h (istreambuf_iterator<>::equal): Simplify. From-SVN: r121170
2007-01-25invoke.texi (-Wcoverage-mismatch): Document.Richard Guenther7-18/+94
2007-01-25 Richard Guenther <rguenther@suse.de> * doc/invoke.texi (-Wcoverage-mismatch): Document. * common.opt (-Wcoverage-mismatch): New warning option. * coverage.c (get_coverage_counts): Ignore coverage mismatch if -Wcoverage-mismatch is given. * gcc.dg/tree-prof/tree-prof.exp: Define _PROFILE_GENERATE and _PROFILE_USE. * gcc.dg/tree-prof/wcoverage-mismatch.c: New testcase. From-SVN: r121169
2007-01-25ipa-1.c: Update scan tree dump.Razya Ladelsky7-5/+46
2007-01-25 Razya Ladelsky <razya@il.ibm.com> * gcc.dg/ipa/ipa-1.c: Update scan tree dump. * gcc.dg/ipa/ipa-2.c: Update scan tree dump. * gcc.dg/ipa/ipa-3.c: Update scan tree dump. * gcc.dg/ipa/ipa-4.c: Update scan tree dump. * gcc.dg/ipa/ipa-5.c: Update scan tree dump. * gcc.dg/ipa/ipa-6.c: Update scan tree dump. * gcc.dg/ipa/ipa-7.c: New testcase. From-SVN: r121168