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GCC

GCC, the GNU Compiler Collection that is the Free Software Foundation open-source compiler for C, C++, Fortran, Java, ADA, and other languages.

Yesterday's Activity

Support extended characters in C/C++ identifiers (PR c/67224)
jsm28: libcpp/ChangeLog 2019-09-19 Lewis Hyatt PR c/67224 - charset.c (_cpp_valid_utf8): New function to help lex UTF-8 tokens. - internal.h (_cpp_valid_utf8): Declare. - lex.c (forms_identifier_p): Use it to recognize UTF-8 identifiers.

aarch64: Implement TImode compare-and-swap
rth: This pattern will only be used with the __sync functions, because we do not yet have a bare TImode atomic load. - config/aarch64/aarch64.c (aarch64_gen_compare_reg): Add support for NE comparison of TImode values.

[Ada] Sem_Ch12: add a comment to indicate future work
pmderodat: 2019-09-19 Eric Botcazou

[Ada] Move SPARK borrow-checker to gnat2why codebase
pmderodat: Unit sem_spark was implementing the borrow-checker for the support of ownership pointers in SPARK.

[Ada] Implement Machine_Rounding attribute in line when possible
pmderodat: GNAT implements Machine_Rounding as an alias for Rounding but, whereas the implementation of the latter is in line when possible, that of the former is always out of line, which is not aligned with the intent of the Ada RM.

[Ada] Improve handling of explicit by-reference mechanism
pmderodat: This improves the handling of an explicit by-reference passing mechanism specified by means of the GNAT pragma Export_Function.

libgo: support gollvm build on arm64 linux
ian: This CL serves as part of an initial change for enabling gollvm building on arm64 linux, the rest of the change will be covered by another one to the gollvm repo.

Other Activity This Week

[Ada] Remove remaining references to VMS support
pmderodat: 2019-09-18 Arnaud Charlet

[Ada] Avoid uninitialized variable in bounded containers
pmderodat: In function Copy in Ada.Containers.Bounded_Ordered_Sets and other bounded containers packages, remove a possible use of an uninitialized variable.

GCC Release Tags

libgo: update to Go 1.12.2
ian: Reviewed-on:

libgo: update to Go 1.12.1
ian: Reviewed-on:

libgo: update to Go 1.12 release
ian: Reviewed-on:

libgo: update to Go 1.11.1 release
ian: Reviewed-on:

[libgomp, nvptx] Note that cuGetErrorString is in CUDA_VERSION >= 6000
vries: Cuda driver api function cuGetErrorString is available in version 6.0 and higher. This patch:- removes a comment saying the declaration is not available in cuda.h 6.0- fixes the presence test to use CUDA_VERSION < 6000- moves the declaration to toplevel Build on x86_64 with nvptx accelerator and reg-tested libgomp. 2018-08-08 Tom de Vries - plugin/plugin-nvptx.c (cuda_error): Move declaration of cuGetErrorString ...

libgo: update to Go 1.10.3 release
ian: Reviewed-on:

libgo: update to Go 1.10.2 release
ian: Reviewed-on:

libgo: update to final Go 1.10 release
ian: Reviewed-on:

Cleanup Solaris linker version checks
ro: - acinclude.m4 (gcc_AC_INITFINI_ARRAY): Don't require gcc_SUN_LD_VERSION.

Conversion operators have a special name * cp-tree.h (CPTI_CONV_OP_MARKER, CPTI_CONV_OP_IDENTIFIER): New. (conv_op_marker, conv_op_identifier): New. (CLASSTYPE_F
nathan: Conversion operators have a special name - cp-tree.h (CPTI_CONV_OP_MARKER, CPTI_CONV_OP_IDENTIFIER): New.

Most Popular In The Past Month

[Ada] Add the System.Bitfield_Utils runtime unit
pmderodat: 2019-08-21 Bob Duff gcc/ada/ - Makefile.rtl (GNATRTL_NONTASKING_OBJS): Add s-bitutil.o and s-biutin.o. - exp_ch5.adb (Expand_Assign_Array_Bitfield): New function to generate a call to Copy_Bitfield.

libphobos: Merge upstream druntime 5bb8ce19
ibuclaw: Synchronizes extern(C) bindings with latest release. Reviewed-on:

libphobos: Merge upstream druntime 94686651
ibuclaw: Adds extern(C) bindings for version OpenBSD.

[ARM] Remove remaining Neon DImode support
wilco: Remove the remaining Neon adddi3, subdi3 and negdi2 patterns.

[Arm] Add 16-bit thumb alternatives to iorsi3_compare0[_scratch]
rearnsha: The iorsi3_compare0 and iorsi3_compare0_scratch patterns can make use of the 16-bit thumb orrs instruction if suitable registers are allocated.

Remove Cell Broadband Engine SPU targets
uweigand

PDF Layout
markeggleston: Prevent lines overlapping the right hand margin, this occurred for references in the "See also:" section, it is prevented by placing references on their own lines.

[aarch64]: add intrinsics for vld1(q)_x4 and vst1(q)_x4
ktkachov: This patch adds the intrinsic functions for:- vld1_<mode>_x4- vst1_<mode>_x4- vld1q_<mode>_x4- vst1q_<mode>_x4 Bootstrapped and tested on aarch64-none-linux-gnu. Committed on behalf of Sylvia Taylor. 2019-08-22 Sylvia Taylor - config/aarch64/aarch64-simd-builtins.def: (ld1x4): New.

[PATCH, c-family] Fix a PCH thinko (and thus PR61250).
iains: When we are parsing a source file, the very first token might be a PRAGMA_GCC_PCH_PREPROCESS.

[ARM] Cleanup logical DImode operations
wilco: Cleanup the logical DImode operations since the current implementation is way too complicated.

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