aboutsummaryrefslogtreecommitdiff
AgeCommit message (Collapse)AuthorFilesLines
2016-09-29rtti.c (involves_incomplete_p): Add fall through comment.Marek Polacek4-1/+12
* rtti.c (involves_incomplete_p): Add fall through comment. * dwarf2out.c (loc_descriptor): Add fall through comment. (add_const_value_attribute): Likewise. From-SVN: r240624
2016-09-29Make optional::reset noexcept, make optional::value work in constant ↵Ville Voutilainen4-2/+81
expressions. Make optional::reset noexcept, make optional::value work in constant expressions. * include/std/optional (_M_get): Make constexpr. (reset): Make noexcept. * testsuite/20_util/optional/assignment/7.cc: New. * testsuite/20_util/optional/observers/6.cc: New. From-SVN: r240623
2016-09-29[ARM] Fix new constraints and attributes of SI/HI data movement patternsMatthew Wahab3-7/+17
* config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute with "v6t2". Move "arch" attribute above "pool_range". * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute with "v6t2". (*thumb2_movhi_vfp): Likewise. (*arm_movhi_fp16): Likewise. (*thumb2_movhi_fp16): Likewise. (*arm_movsi_vfp): Remove "arch" attribute. (*thumb2_movsi_vfp): Likewise. From-SVN: r240622
2016-09-29* g++.dg/cpp0x/fallthrough2.C: Use the c++14_down target.Marek Polacek2-1/+5
From-SVN: r240621
2016-09-29Define C++17 std::hypot without _GLIBCXX_USE_C99_MATH_TR1Jonathan Wakely2-40/+52
* include/c_global/cmath (hypot, __hypot3): Move C++17 overloads outside _GLIBCXX_USE_C99_MATH_TR1 condition. From-SVN: r240620
2016-09-29fallthrough2.C: Only expect the warning in C++11 and C++14.Marek Polacek2-1/+6
* g++.dg/cpp0x/fallthrough2.C: Only expect the warning in C++11 and C++14. From-SVN: r240619
2016-09-29objc: update documetation and add test-case ofMartin Liska4-2/+20
* doc/extend.texi: Remove limitation of Objective C for __attribute__((constructor)) and __attribute__((destructor)). * objc/execute/construct1.m: New test. From-SVN: r240618
2016-09-29re PR bootstrap/77768 (LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: ↵Richard Biener4-2/+28
internal compiler error: Segmentation fault) 2016-09-29 Richard Biener <rguenther@suse.de> PR tree-optimization/77768 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Handle stores to readonly memory when removing redundant stores. * gcc.dg/torture/pr77768.c: New testcase. From-SVN: r240617
2016-09-29re PR middle-end/77407 (Optimize integer i / abs (i) into the sign of i)Richard Biener4-2/+44
2016-09-29 Richard Biener <rguenther@suse.de> PR middle-end/77407 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and X / -X -> -1 simplifications. * gcc.dg/pr77407.c: New testcase. From-SVN: r240616
2016-09-29re PR middle-end/55152 (MAX_EXPR(a,-a) is really ABS_EXPR(a))Richard Biener6-2/+35
2016-09-29 Richard Biener <rguenther@suse.de> PR middle-end/55152 * match.pd: Add max(a,-a) -> abs(a) pattern. * tree-ssa-phiopt.c (minmax_replacement): Disable for HONOR_SIGNED_ZEROS types. * gcc.dg/pr55152.c: New testcase. * gcc.dg/tree-ssa/phi-opt-5.c: Adjust. From-SVN: r240615
2016-09-29[Patch] Remove all uses of TARGET_FLT_EVAL_METHOD_NON_DEFAULT and poison itJames Greenhalgh11-13/+33
I'm going to hookize TARGET_FLT_EVAL_METHOD, so the current definition of TARGET_FLT_EVAL_METHOD_NON_DEFAULT will stop working. The relaxation enabled by TARGET_FLT_METHOD_NON_DEFAULT isn't portable, and keeping it in place is tricky, so this patch removes it, and poisons TARGET_FLT_EVAL_METHOD_NON_DEFAULT in system.h to prevent future use. gcc/ * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove. * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison. gcc/c-family/ * c-opts.c (c_common_post_options): Remove special case for TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard in C++. gcc/java/ * lang.c (java_post_options): Remove special case for TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. gcc/fortran/ * options.c (gfc_post_options): Remove special case for TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. gcc/ada/ * gcc-interface/misc.c (gnat_post_options): Remove special case for TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard. From-SVN: r240614
2016-09-29Fix 64-bit gcc.dg/profile-update-warning.c on 32-bit-default x86Rainer Orth2-2/+7
* gcc.dg/profile-update-warning.c: Restrict to ia32. (dg-options): Remove -m32. From-SVN: r240613
2016-09-29tree-vrp.c (set_defs_to_varying): New helper avoiding writing to ↵Richard Biener2-20/+29
vr_const_varying. 2016-09-29 Richard Biener <rguenther@suse.de> * tree-vrp.c (set_defs_to_varying): New helper avoiding writing to vr_const_varying. (vrp_initialize): Call it. (vrp_visit_stmt): Likewise. (evrp_dom_walker::before_dom_children): Likewise. From-SVN: r240612
2016-09-29tree-vect-stmts.c (vectorizable_load): Avoid emitting vector constructors ↵Richard Biener2-5/+41
with vector elements. 2016-09-29 Richard Biener <rguenther@suse.de> * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector constructors with vector elements. From-SVN: r240611
2016-09-29re PR bootstrap/77768 (LTO/PGO -O3 bootstrap broken: tree-vrp.c:11053:0: ↵Richard Biener2-17/+22
internal compiler error: Segmentation fault) 2016-09-29 Richard Biener <rguenther@suse.de> PR tree-optimization/77768 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal with stores to a place we know has a constant value. From-SVN: r240610
2016-09-29runtime: copy runtime.go and runtime1.go from Go 1.7Ian Lance Taylor16-396/+927
Also copy over cputicks.go, env_posix.go, vdso_none.go, stubs2.go, and a part of os_linux.go. Remove the corresponding functions from the C code in libgo/go/runtime. Add some transitional support functions to stubs.go. This converts several minor functions from C to Go. Reviewed-on: https://go-review.googlesource.com/29962 From-SVN: r240609
2016-09-29Daily bump.GCC Administrator1-1/+1
From-SVN: r240607
2016-09-29Disable .gnu.attributes tags in compatibility-ldbl.oAlan Modra15-13/+55
compatibility-ldbl.o is compiled with -mlong-double-64. When long double .gnu.attributes tags are checked by the linker, it complains about the mismatch between this file and others in libstdc++. * configure.ac (LONG_DOUBLE_COMPAT_FLAGS): New ACSUBST. * src/Makefile.am (compatibility-ldbl.o, compatibility-ldbl.lo): Use LONG_DOUBLE_COMPAT_FLAGS. * Makefile.in: Regenerate. * configure: Regenerate. * doc/Makefile.in: Regenerate. * include/Makefile.in: Regenerate. * libsupc++/Makefile.in: Regenerate. * po/Makefile.in: Regenerate. * python/Makefile.in: Regenerate. * src/Makefile.in: Regenerate. * src/c++11/Makefile.in: Regenerate. * src/c++98/Makefile.in: Regenerate. * src/filesystem/Makefile.in: Regenerate. * testsuite/Makefile.in: Regenerate. From-SVN: r240602
2016-09-29[RS6000] .gnu.attributes Tag_GNU_Power_ABI_FPAlan Modra7-20/+203
Extend this attribute to cover long double ABIs, for 64-bit too. This patch also corrects an error that crept in to code setting rs6000_passes_float. See the added comment. Passing IEEE128 values in vsx regs ought to set both Tag_GNU_Power_ABI_FP and Tag_GNU_Power_ABI_Vector. Also adds a new option, default on, that disables output of .gnu_attribute assembly directives. * config/rs6000/sysv4.opt (mgnu-attribute): New option. * doc/invoke.texi: Document it. * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define. (rs6000_passes_float): Comment. (rs6000_passes_long_double): New static var. (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set. (init_cumulative_args): Set up to emit fp .gnu_attribute for ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float to include fp values returned in vectors. Set rs6000_passes_long_double. (rs6000_function_arg_advance_1): Likewise for function args. (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs, and SPE. Emit long double tag value too. (rs6000_opt_vars): Add gnu-attr. * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test. * configure: Regenerate. * config.in: Regenerate. From-SVN: r240601
2016-09-28gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead of 0 < x.Jakub Jelinek2-8/+17
* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead of 0 < x. (format_floating, format_string, format_directive, get_destination_size, pass_sprintf_length::handle_gimple_call): Likewise. From-SVN: r240600
2016-09-28re PR target/77756 (__get_cpuid() returns wrong values for level 7 (extended ↵Uros Bizjak4-67/+81
features)) PR target/77756 * config/i386/cpuid.h (__get_cpuid): Handle CPUID level >= 7. testsuite/ChangeLog: PR target/77756 * gcc.target/i386/pr77756.c: New test. From-SVN: r240597
2016-09-28PR middle-end/77721 - -Wformat-length not uses arg range for converted varsMartin Sebor2-0/+97
gcc/testsuite/ChangeLog: PR middle-end/77721 * gcc.dg/tree-ssa/builtin-sprintf-warn-6.c: New test. From-SVN: r240595
2016-09-28gimple-ssa-sprintf.c: Fix comment formatting.Jakub Jelinek2-25/+26
* gimple-ssa-sprintf.c: Fix comment formatting. (format_integer): Use is_gimple_assign. (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment. (pass_sprintf_length::execute): Use is_gimple_call. From-SVN: r240594
2016-09-28re PR fortran/77707 (formatted direct access: nextrec off by one)Jerry DeLisle2-0/+15
2016-09-28 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libgfortran/77707 * gfortran.dg/inquire_17.f90: New test. From-SVN: r240593
2016-09-28re PR fortran/77707 (formatted direct access: nextrec off by one)Jerry DeLisle2-3/+10
2016-09-28 Jerry DeLisle <jvdelisle@gcc.gnu.org> PR libgfortran/77707 io/transfer.c (next_record): Flush before calculating next_record. Correctly calculate. From-SVN: r240592
2016-09-28re PR c++/77467 (Segmentation fault with switch statement in constexpr function)Jakub Jelinek4-29/+243
PR c++/77467 * constexpr.c (enum constexpr_switch_state): New. (struct constexpr_ctx): Add css_state field. (label_matches): Add CTX and STMT arguments, remove I and DEFAULT_LABEL. For CASE_LABEL_EXPR assert ctx->css_state != NULL, handle default labels according to css_state. (cxx_eval_statement_list): Remove statement skipping, label_matches and default_label handling code. (cxx_eval_loop_expr): Exit after first iteration even if switches (jump_target). (cxx_eval_switch_expr): Set up css_state field in ctx, if default label has been seen in the body, but no cases matched, evaluate the body second time. (cxx_eval_constant_expression): Handle stmt skipping and label_matches here. Handle PREDICT_EXPR. For MODIFY_EXPR or INIT_EXPR, assert statement is not skipped. For COND_EXPR during skipping, don't evaluate condition, just the then block and if still skipping at the end also the else block. (cxx_eval_outermost_constant_expr): Adjust constexpr_ctx initializer. (is_sub_constant_expr): Likewise. * g++.dg/cpp1y/constexpr-77467.C: New test. From-SVN: r240591
2016-09-28cpuinfo.c (__get_cpuid_output): Remove.Uros Bizjak2-17/+8
* config/i386/cpuinfo.c (__get_cpuid_output): Remove. (__cpu_indicator_init): Call __get_cpuid, not __get_cpuid_output. From-SVN: r240590
2016-09-28* include/std/chrono (system_clock): Fix typo in comment.Jonathan Wakely2-1/+3
From-SVN: r240589
2016-09-28libgo: fix for runtime/check failure with "-O0 -g"Ian Lance Taylor3-1/+3
Tweak the makefile rules for the runtime/check test to insure that the runtime package is compiled with "-fgo-compiling-runtime". This resolves a test failure (unsat on runtime.getcallerpc) when in a build directory where the compiler flags have been configured to disable optimization. Reviewed-on: https://go-review.googlesource.com/30010 From-SVN: r240588
2016-09-28Check for overflow in filesystem::last_write_timeJonathan Wakely5-14/+159
* include/experimental/bits/fs_fwd.h (file_time_type): Simplify definition. * src/filesystem/ops.cc (file_time): Take error_code parameter and check for overflow. (do_copy_file, last_write_time): Pass error_code in file_time calls. * testsuite/experimental/filesystem/operations/last_write_time.cc: New. * testsuite/util/testsuite_fs.h (scoped_file): Define RAII helper. From-SVN: r240587
2016-09-28If strchr can't be folded in gimple-fold...Wilco Dijkstra2-1/+9
If strchr can't be folded in gimple-fold, we still need to fall into the generic code so the folding code in builtins.c is also called. gcc/ * gimple-fold.c (gimple_fold_builtin): After failing to fold strchr, also try the generic folding. From-SVN: r240585
2016-09-28PR c/77762 - Incorrect destination buffer length in -Wformat-length warningMartin Sebor4-7/+21
gcc/testsuite/ChangeLog: PR c/77762 * gcc.dg/tree-ssa/builtin-sprintf-warn-1.c (test_vsnprintf_chk_s): Call __builtin___vsnprintf_chk, not __builtin___snprintf_chk. (test_sprintf_p_const): Adjust line numbers to avoid failures introduced in r240503. gcc/ChangeLog: PR c/77762 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Fix typos. From-SVN: r240584
2016-09-28PR middle-end/77683 - ICE on %lf directive in format_floating inMartin Sebor4-3/+44
gcc/testsuite/ChangeLog: PR middle-end/77683 * gcc.dg/tree-ssa/builtin-sprintf-warn-1.c: Add test cases. gcc/ChangeLog: PR middle-end/77683 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when length modifier is not expected. (format_floating): Ignore l length modifier and fail gracefuly when it isn't one of the other expected ones. From-SVN: r240583
2016-09-28PR bootstrap/77753 - [7 Regression] broken profiledbootstrap due toMartin Sebor2-1/+8
gcc/ChangeLog: PR bootstrap/77753 * varasm.c (assemble_addr_to_section): Increase local buffer size. From-SVN: r240581
2016-09-28dwarf2out.c (cu_die_list): New global.Richard Biener2-8/+38
2016-09-27 Richard Biener <rguenther@suse.de> * dwarf2out.c (cu_die_list): New global. (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add main_comp_unit_die to cu_die_list if we created it. Move break_out_includes ... (dwarf2out_early_finish): ... here. Push created CU DIEs onto the cu_die_list. From-SVN: r240579
2016-09-28dwarf2out.c (struct die_struct): Add removed flag.Richard Biener2-33/+90
2016-09-28 Richard Biener <rguenther@suse.de> * dwarf2out.c (struct die_struct): Add removed flag. (lookup_type_die): If the DIE is marked as removed, clear TYPE_SYMTAB_DIE and return NULL. (lookup_decl_die): If the DIE is marked as removed, remove it from the hash and return NULL. (mark_removed): New helper. (prune_unused_types_prune): Call it for removed DIEs. (gen_subprogram_die): Move the premark_used_types call to after DIEs for the functions scopes are generated. (process_scope_var): Do not re-create pruned types or type decls. Make sure to also re-parent type decls. (dwarf2out_finish): Move unused type pruning and debug_types handling ... (dwarf2out_early_finish): ... here. From-SVN: r240578
2016-09-28[ARC] New CPU C-define handler.Claudiu Zissulescu7-55/+180
gcc/ 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> * config/arc/arc-c.c: New file. * config/arc/arc-c.def: Likewise. * config/arc/t-arc: Likewise. * config.gcc: Include arc-c.o as c and cpp object. * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype. * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use arc_cpu_cpp_builtins. From-SVN: r240577
2016-09-28[ARC] Add simple shift/rotate ops.Claudiu Zissulescu2-0/+45
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com> * config/arc/arc.md (*rotrsi3_cnt1): New pattern, (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise. From-SVN: r240576
2016-09-28re PR c++/77748 (pr77550.C fails on arm-none-eabi)Bernd Edlinger2-4/+10
2016-09-28 Bernd Edlinger <bernd.edlinger@hotmail.de> PR c++/77748 * g++.dg/pr77550.C: Avoid undefined behavior. From-SVN: r240573
2016-09-28pr68198.c: Fix dg-final.Bernd Edlinger2-1/+5
2016-09-28 Bernd Edlinger <bernd.edlinger@hotmail.de> * gcc.dg/tree-ssa/pr68198.c: Fix dg-final. From-SVN: r240572
2016-09-28gimple-pretty-print.c (dump_gimple_call_args): Simplify "' " printing.Nathan Sidwell2-9/+9
* gimple-pretty-print.c (dump_gimple_call_args): Simplify "' " printing. From-SVN: r240570
2016-09-28[ARC COMMITTED] MAINTAINERS (Reviewers): Add myself.Claudiu Zissulescu2-0/+5
2016-09-28 Claudiu Zissulescu <claziss@synopsys.com> * MAINTAINERS (Reviewers): Add myself. From-SVN: r240569
2016-09-28Optimize strchr (s, 0) to s + strlen (s).Wilco Dijkstra11-15/+85
Optimize strchr (s, 0) to s + strlen (s). strchr (s, 0) appears a common idiom for finding the end of a string, however it is not a very efficient way of doing so. Strlen is a much simpler operation which is significantly faster (eg. on x86 strlen is 50% faster for strings of 8 bytes and about twice as fast as strchr on strings of 1KB). gcc/ * gimple-fold.c (gimple_fold_builtin_strchr): New function to optimize strchr (s, 0) to strlen. (gimple_fold_builtin): Add BUILT_IN_STRCHR case. testsuite/ * gcc.dg/strlenopt-20.c: Update test. * gcc.dg/strlenopt-21.c: Likewise. * gcc.dg/strlenopt-22.c: Likewise. * gcc.dg/strlenopt-22g.c: Likewise. * gcc.dg/strlenopt-26.c: Likewise. * gcc.dg/strlenopt-5.c: Likewise. * gcc.dg/strlenopt-7.c: Likewise. * gcc.dg/strlenopt-9.c: Likewise. From-SVN: r240568
2016-09-28libstdc++/77686 use may_alias for std::function storageJonathan Wakely2-1/+6
PR libstdc++/77686 * include/std/functional (_Any_data): Add may_alias attribute. From-SVN: r240567
2016-09-28re PR tree-optimization/77724 (bootstrap-O3 broken: ICE: in tree_to_uhwi, at ↵Robin Dapp3-5/+25
tree.c:7330) Fix PR tree-optimization/77724 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com> PR tree-optimization/77724 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Add tree_fits_shwi_p check. From-SVN: r240565
2016-09-27Fix Liu Hao's name in ChangeLog entryJeff Law1-1/+1
From-SVN: r240564
2016-09-28Daily bump.GCC Administrator1-1/+1
From-SVN: r240563
2016-09-27libgo: separate mksysinfo inputs into separate Makefile targetsIan Lance Taylor5-273/+306
This is a step toward a version of mksysinfo that generates information for the runtime package. This will be used to generate the runtime_sysinfo.go file, which is currently directly generated by a Makefile target. Reviewed-on: https://go-review.googlesource.com/29683 From-SVN: r240560
2016-09-27compiler: avoid call duplication during order eval.Ian Lance Taylor2-8/+19
During the compiler's order_evaluations() pass, duplicate call statements were being created and inserted into block statement lists in situations where there were calls returning multiple arguments. These duplicates were benign in that they were ignored during backend code generation, however they did cause duplicate calls in AST dumps. Tweak the order evaluation code to handle this case better and avoid inserting these duplicates. Fixes golang/go#17237 Reviewed-on: https://go-review.googlesource.com/29857 From-SVN: r240559
2016-09-27compiler: add src information to AST dumps (part 1 of 2).Than McIntosh5-28/+88
When emitting AST dumps, tag the end of selected statements with with source file and line number information where available. Example: tmp.76832448 = 0 // p.go:6 Requires a corresponding change in gcc/go as well as this change to gofrontend. Reviewed-on: https://go-review.googlesource.com/29856 * go-linemap.cc (Gcc_linemap::to_string): New method. From-SVN: r240558
generated by cgit v1.1 at 2025-09-27 03:29:37 +0000