diff options
Diffstat (limited to 'packages/gcc/7.3.0/0013-crystax.patch')
| -rw-r--r-- | packages/gcc/7.3.0/0013-crystax.patch | 542 |
1 files changed, 20 insertions, 522 deletions
diff --git a/packages/gcc/7.3.0/0013-crystax.patch b/packages/gcc/7.3.0/0013-crystax.patch index 8c87ba3d..f1f9eb12 100644 --- a/packages/gcc/7.3.0/0013-crystax.patch +++ b/packages/gcc/7.3.0/0013-crystax.patch @@ -1,529 +1,27 @@ -commit 080803512c8f6f87c2f1f711170d54033144d628 +commit 9f057b62caafe08c968103d39b5df82486a175c2 Author: Dmitry Moskalchuk <dm@crystax.net> -Date: Wed Jul 29 11:28:29 2015 +0300 +Date: Thu Aug 13 16:11:54 2015 +0300 - [android] Apply Android-related modifications + [android] Add additional multilib option: mfloat-abi=hard Signed-off-by: Dmitry Moskalchuk <dm@crystax.net> -[Edited: keep libstdc++, drop libcrystax-related modifications] --- - gcc/config.gcc | 17 +++++++- - gcc/config/aarch64/aarch64-linux-android.h | 59 +++++++++++++++++++++++++++++ - gcc/config/aarch64/aarch64-linux.h | 9 +++- - gcc/config/arm/arm.h | 3 - - gcc/config/arm/arm.md | 2 - gcc/config/arm/arm.opt | 4 + - gcc/config/arm/elf.h | 9 ++-- - gcc/config/arm/linux-eabi.h | 7 ++- - gcc/config/i386/gnu-user.h | 7 ++- - gcc/config/i386/gnu-user64.h | 5 ++ - gcc/config/i386/linux-common.h | 8 +++ - gcc/config/linux-android.h | 13 +++--- - gcc/config/mips/android.h | 49 ++++++++++++++++++++++++ - gcc/config/mips/gnu-user.h | 6 +- - gcc/config/mips/linux-common.h | 2 - gcc/config/mips/t-linux-android | 3 + - gcc/config/mips/t-linux-android64 | 4 + - libgcc/gthr-posix.h | 13 ++++++ - libstdc++-v3/configure | 12 +++++ - libstdc++-v3/include/bits/locale_facets.h | 18 +++++++- - libstdc++-v3/libsupc++/guard.cc | 5 ++ - 21 files changed, 235 insertions(+), 20 deletions(-) + gcc/config/arm/t-linux-androideabi | 7 ++++--- + 1 file changed, 4 insertions(+), 3 deletions(-) ---- a/gcc/config.gcc -+++ b/gcc/config.gcc -@@ -961,13 +961,17 @@ - tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-freebsd" - ;; - aarch64*-*-linux*) -- tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h glibc-stdint.h" -+ tm_file="${tm_file} dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h" - tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-linux.h" -+ extra_options="${extra_options} linux-android.opt" - tmake_file="${tmake_file} aarch64/t-aarch64 aarch64/t-aarch64-linux" - case $target in - aarch64_be-*) - tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1" - ;; -+ aarch64*-*-linux-android*) -+ tm_file="${tm_file} aarch64/aarch64-linux-android.h" -+ ;; - esac - aarch64_multilibs="${with_multilib_list}" - if test "$aarch64_multilibs" = "default"; then -@@ -2079,6 +2083,17 @@ - tm_file="dbxelf.h elfos.h gnu-user.h linux.h linux-android.h glibc-stdint.h ${tm_file} mips/gnu-user.h mips/linux.h mips/linux-common.h" - extra_options="${extra_options} linux-android.opt" - case ${target} in -+ mips64*android*) -+ default_mips_arch=mips64r6 -+ default_mips_abi=64 -+ tm_file="${tm_file} mips/android.h" -+ tmake_file="${tmake_file} mips/t-linux-android64" -+ ;; -+ mips*android*) -+ default_mips_arch=mips32 -+ tm_file="${tm_file} mips/android.h" -+ tmake_file="$tmake_file mips/t-linux-android" -+ ;; - mipsisa32r6*) - default_mips_arch=mips32r6 - ;; ---- /dev/null -+++ b/gcc/config/aarch64/aarch64-linux-android.h -@@ -0,0 +1,59 @@ -+/* Machine description for AArch64 architecture. -+ Copyright (C) 2014 Free Software Foundation, Inc. -+ -+ This file is part of GCC. -+ -+ GCC is free software; you can redistribute it and/or modify it -+ under the terms of the GNU General Public License as published by -+ the Free Software Foundation; either version 3, or (at your option) -+ any later version. -+ -+ GCC is distributed in the hope that it will be useful, but -+ WITHOUT ANY WARRANTY; without even the implied warranty of -+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -+ General Public License for more details. -+ -+ You should have received a copy of the GNU General Public License -+ along with GCC; see the file COPYING3. If not see -+ <http://www.gnu.org/licenses/>. */ -+ -+#ifndef GCC_AARCH64_LINUX_ANDROID_H -+#define GCC_AARCH64_LINUX_ANDROID_H -+ -+ -+#undef TARGET_OS_CPP_BUILTINS -+#define TARGET_OS_CPP_BUILTINS() \ -+ do \ -+ { \ -+ GNU_USER_TARGET_OS_CPP_BUILTINS(); \ -+ ANDROID_TARGET_OS_CPP_BUILTINS(); \ -+ } \ -+ while (0) -+ -+#undef LINK_SPEC -+#define LINK_SPEC \ -+ LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC, \ -+ LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC) -+ -+#undef CC1_SPEC -+#define CC1_SPEC \ -+ LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \ -+ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic")) -+ -+#define CC1PLUS_SPEC \ -+ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC) -+ -+#undef LIB_SPEC -+#define LIB_SPEC \ -+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \ -+ GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC " " ANDROID_LIB_SPEC) -+ -+#undef STARTFILE_SPEC -+#define STARTFILE_SPEC \ -+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC) -+ -+#undef ENDFILE_SPEC -+#define ENDFILE_SPEC \ -+ LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC) -+ -+#endif /* GCC_AARCH64_LINUX_ANDROID_H */ ---- a/gcc/config/aarch64/aarch64-linux.h -+++ b/gcc/config/aarch64/aarch64-linux.h -@@ -21,7 +21,14 @@ - #ifndef GCC_AARCH64_LINUX_H - #define GCC_AARCH64_LINUX_H - --#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" -+#ifndef RUNTIME_ROOT_PREFIX -+#define RUNTIME_ROOT_PREFIX "" -+#endif -+#define GLIBC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/lib/ld-linux-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" -+#ifdef BIONIC_DYNAMIC_LINKER -+#undef BIONIC_DYNAMIC_LINKER -+#endif -+#define BIONIC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/system/bin/linker64" - - #undef MUSL_DYNAMIC_LINKER - #define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64%{mbig-endian:_be}%{mabi=ilp32:_ilp32}.so.1" ---- a/gcc/config/arm/arm.h -+++ b/gcc/config/arm/arm.h -@@ -1878,10 +1878,11 @@ - - #define CASE_VECTOR_PC_RELATIVE (TARGET_THUMB2 \ - || (TARGET_THUMB1 \ -+ && !inline_thumb1_jump_table \ - && (optimize_size || flag_pic))) - - #define CASE_VECTOR_SHORTEN_MODE(min, max, body) \ -- (TARGET_THUMB1 \ -+ (TARGET_THUMB1 && !inline_thumb1_jump_table \ - ? (min >= 0 && max < 512 \ - ? (ADDR_DIFF_VEC_FLAGS (body).offset_unsigned = 1, QImode) \ - : min >= -256 && max < 256 \ ---- a/gcc/config/arm/arm.md -+++ b/gcc/config/arm/arm.md -@@ -8668,7 +8668,7 @@ - (match_operand:SI 2 "const_int_operand" "") ; total range - (match_operand:SI 3 "" "") ; table label - (match_operand:SI 4 "" "")] ; Out of range label -- "(TARGET_32BIT || optimize_size || flag_pic) && !target_pure_code" -+ "(TARGET_32BIT || ((optimize_size || flag_pic) && !inline_thumb1_jump_table)) && !target_pure_code" - " - { - enum insn_code code; ---- a/gcc/config/arm/arm.opt -+++ b/gcc/config/arm/arm.opt -@@ -193,6 +193,10 @@ - Target Report Mask(INTERWORK) - Support calls between Thumb and ARM instruction sets. - -+minline-thumb1-jumptable -+Target Report Var(inline_thumb1_jump_table) -+Inline Thumb1 Jump table code -+ - mtls-dialect= - Target RejectNegative Joined Enum(tls_type) Var(target_tls_dialect) Init(TLS_GNU) - Specify thread local storage scheme. ---- a/gcc/config/arm/elf.h -+++ b/gcc/config/arm/elf.h -@@ -56,8 +56,7 @@ - #undef SUBSUBTARGET_EXTRA_SPECS - #define SUBSUBTARGET_EXTRA_SPECS - --#ifndef ASM_SPEC --#define ASM_SPEC "\ -+#define DEFAULT_ASM_SPEC "\ - %{mbig-endian:-EB} \ - %{mlittle-endian:-EL} \ - %(asm_cpu_spec) \ -@@ -66,6 +65,9 @@ - %{mthumb-interwork:-mthumb-interwork} \ - %{mfloat-abi=*} %{mfpu=*} \ - %(subtarget_extra_asm_spec)" -+ -+#ifndef ASM_SPEC -+#define ASM_SPEC DEFAULT_ASM_SPEC - #endif - - /* The ARM uses @ are a comment character so we need to redefine -@@ -95,7 +97,8 @@ - the code more efficient, but for Thumb-1 it's better to put them out of - band unless we are generating compressed tables. */ - #define JUMP_TABLES_IN_TEXT_SECTION \ -- ((TARGET_32BIT || (TARGET_THUMB && (optimize_size || flag_pic))) \ -+ ((TARGET_32BIT || (TARGET_THUMB && !inline_thumb1_jump_table \ -+ && (optimize_size || flag_pic))) \ - && !target_pure_code) - - #ifndef LINK_SPEC ---- a/gcc/config/arm/linux-eabi.h -+++ b/gcc/config/arm/linux-eabi.h -@@ -102,11 +102,16 @@ - #define CC1_SPEC \ - LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC, \ - GNU_USER_TARGET_CC1_SPEC " " ASAN_CC1_SPEC " " \ -- ANDROID_CC1_SPEC) -+ ANDROID_CC1_SPEC("-fpic")) - - #define CC1PLUS_SPEC \ - LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC) - -+#undef ASM_SPEC -+#define ASM_SPEC \ -+ LINUX_OR_ANDROID_CC (DEFAULT_ASM_SPEC, \ -+ DEFAULT_ASM_SPEC " " ANDROID_ASM_SPEC) -+ - #undef LIB_SPEC - #define LIB_SPEC \ - LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC, \ ---- a/gcc/config/i386/gnu-user.h -+++ b/gcc/config/i386/gnu-user.h -@@ -65,9 +65,14 @@ - When the -shared link option is used a final link is not being - done. */ - -+#undef ANDROID_TARGET_CC1_SPEC -+#define ANDROID_TARGET_CC1_SPEC \ -+ " -mssse3 -fno-short-enums " \ -+ - #undef ASM_SPEC - #define ASM_SPEC \ -- "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}}" -+ "--32 %{!mno-sse2avx:%{mavx:-msse2avx}} %{msse2avx:%{!mavx:-msse2avx}} " \ -+ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC) - - #undef SUBTARGET_EXTRA_SPECS - #define SUBTARGET_EXTRA_SPECS \ ---- a/gcc/config/i386/gnu-user64.h -+++ b/gcc/config/i386/gnu-user64.h -@@ -46,6 +46,11 @@ - #define SPEC_X32 "mx32" - #endif - -+#undef ANDROID_TARGET_CC1_SPEC -+#define ANDROID_TARGET_CC1_SPEC \ -+ "%{m32:-mssse3 -fno-short-enums}" \ -+ "%{!m32:-msse4.2 -mpopcnt}" -+ - #undef ASM_SPEC - #define ASM_SPEC "%{" SPEC_32 ":--32} \ - %{" SPEC_64 ":--64} \ ---- a/gcc/config/i386/linux-common.h -+++ b/gcc/config/i386/linux-common.h -@@ -30,7 +30,13 @@ - #undef CC1_SPEC - #define CC1_SPEC \ - LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \ -- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC) -+ GNU_USER_TARGET_CC1_SPEC \ -+ ANDROID_TARGET_CC1_SPEC \ -+ " " \ -+ ANDROID_CC1_SPEC("-fPIC")) -+ -+#define CC1PLUS_SPEC \ -+ LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC) - - #undef LINK_SPEC - #define LINK_SPEC \ ---- a/gcc/config/linux-android.h -+++ b/gcc/config/linux-android.h -@@ -38,15 +38,18 @@ - "%{" NOANDROID "|tno-android-ld:" LINUX_SPEC ";:" ANDROID_SPEC "}" - - #define ANDROID_LINK_SPEC \ -- "%{shared: -Bsymbolic}" -+ "%{shared: -Bsymbolic} -z noexecstack -z relro -z now" - --#define ANDROID_CC1_SPEC \ -+#define ANDROID_CC1_SPEC(ANDROID_PIC_DEFAULT) \ - "%{!mglibc:%{!muclibc:%{!mbionic: -mbionic}}} " \ -- "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: -fPIC}}}}" -+ "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC: " ANDROID_PIC_DEFAULT "}}}}" - - #define ANDROID_CC1PLUS_SPEC \ -- "%{!fexceptions:%{!fno-exceptions: -fno-exceptions}} " \ -- "%{!frtti:%{!fno-rtti: -fno-rtti}}" -+ "%{!fexceptions:%{!fno-exceptions: -fexceptions}} " \ -+ "%{!frtti:%{!fno-rtti: -frtti}}" -+ -+#define ANDROID_ASM_SPEC \ -+ "--noexecstack" - - #define ANDROID_LIB_SPEC \ - "%{!static: -ldl}" ---- /dev/null -+++ b/gcc/config/mips/android.h -@@ -0,0 +1,49 @@ -+/* Target macros for mips*-*android* targets. -+ Copyright (C) 2014 Free Software Foundation, Inc. -+ -+This file is part of GCC. -+ -+GCC is free software; you can redistribute it and/or modify -+it under the terms of the GNU General Public License as published by -+the Free Software Foundation; either version 3, or (at your option) -+any later version. -+ -+GCC is distributed in the hope that it will be useful, -+but WITHOUT ANY WARRANTY; without even the implied warranty of -+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -+GNU General Public License for more details. -+ -+You should have received a copy of the GNU General Public License -+along with GCC; see the file COPYING3. If not see -+<http://www.gnu.org/licenses/>. */ -+ -+#undef DRIVER_SELF_SPECS -+#define DRIVER_SELF_SPECS \ -+ /* Make sure a -mips option is present. This helps us to pick \ -+ the right multilib, and also makes the later specs easier \ -+ to write. */ \ -+ MIPS_ISA_LEVEL_SPEC, \ -+ \ -+ /* Infer the default float setting from -march. */ \ -+ MIPS_ARCH_FLOAT_SPEC, \ -+ \ -+ /* Infer the -msynci setting from -march if not explicitly set. */ \ -+ MIPS_ISA_SYNCI_SPEC, \ -+ \ -+ /* If no ABI option is specified, infer one from the ISA level \ -+ or -mgp setting. */ \ -+ "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=64}}", \ -+ \ -+ /* If no FP ABI option is specified, infer one from the \ -+ ABI/ISA level unless there is a conflicting option. */ \ -+ "%{!msoft-float: %{!msingle-float: %{!mfp*: %{!mmsa: %{mabi=32: %{" \ -+ MIPS_FPXX_OPTION_SPEC ": -mfpxx}}}}}}", \ -+ \ -+ /* If no odd-spreg option is specified, infer one from the ISA. */ \ -+ "%{!modd-spreg: %{mabi=32: %{mips32r6: -mno-odd-spreg}}}", \ -+ \ -+ /* Base SPECs. */ \ -+ BASE_DRIVER_SELF_SPECS, \ -+ \ -+ /* Use the standard linux specs for everything else. */ \ -+ LINUX_DRIVER_SELF_SPECS ---- a/gcc/config/mips/gnu-user.h -+++ b/gcc/config/mips/gnu-user.h -@@ -36,6 +36,7 @@ - /* The GNU C++ standard library requires this. */ \ - if (c_dialect_cxx ()) \ - builtin_define ("_GNU_SOURCE"); \ -+ ANDROID_TARGET_OS_CPP_BUILTINS(); \ - } while (0) - - #undef SUBTARGET_CPP_SPEC -@@ -71,7 +72,8 @@ - - #undef SUBTARGET_ASM_SPEC - #define SUBTARGET_ASM_SPEC \ -- "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}}" -+ "%{!mno-abicalls:%{mplt:-call_nonpic;:-KPIC}} " \ -+ LINUX_OR_ANDROID_CC ("", ANDROID_ASM_SPEC) - - /* The MIPS assembler has different syntax for .set. We set it to - .dummy to trap any errors. */ -@@ -120,7 +122,7 @@ - #endif - - #define LINUX_DRIVER_SELF_SPECS \ -- NO_SHARED_SPECS \ -+ LINUX_OR_ANDROID_CC(NO_SHARED_SPECS, "") \ - MARCH_MTUNE_NATIVE_SPECS, \ - /* -mplt has no effect without -mno-shared. Simplify later \ - specs handling by removing a redundant option. */ \ ---- a/gcc/config/mips/linux-common.h -+++ b/gcc/config/mips/linux-common.h -@@ -35,7 +35,7 @@ - #undef SUBTARGET_CC1_SPEC - #define SUBTARGET_CC1_SPEC \ - LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC, \ -- GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC) -+ GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC("-fpic")) - - #undef CC1PLUS_SPEC - #define CC1PLUS_SPEC \ ---- /dev/null -+++ b/gcc/config/mips/t-linux-android -@@ -0,0 +1,3 @@ -+MULTILIB_OPTIONS = mips32r2/mips32r6 -+MULTILIB_DIRNAMES = mips-r2 mips-r6 -+MULTILIB_OSDIRNAMES = ../libr2 ../libr6 ---- /dev/null -+++ b/gcc/config/mips/t-linux-android64 -@@ -0,0 +1,4 @@ -+MULTILIB_OPTIONS = mabi=32 mips32/mips32r2/mips32r6/mips64r2/mips64r6 -+MULTILIB_DIRNAMES = 32 mips-r1 mips-r2 mips-r6 mips64-r2 mips64-r6 -+MULTILIB_OSDIRNAMES = ../lib ../lib ../libr2 ../libr6 ../lib64r2 ../lib64 -+MULTILIB_REQUIRED = mabi=32/mips32 mabi=32/mips32r2 mabi=32/mips32r6 mips64r2 mips64r6 ---- a/libgcc/gthr-posix.h -+++ b/libgcc/gthr-posix.h -@@ -32,6 +32,19 @@ - #define __GTHREADS 1 - #define __GTHREADS_CXX0X 1 - -+/* The following should normally be in a different header file, -+ * but I couldn't find the right location. The point of the macro -+ * definition below is to prevent libsupc++ and libstdc++ to reference -+ * weak symbols in their static C++ constructors. Such code crashes -+ * when a shared object linked statically to these libraries is -+ * loaded on Android 2.1 (Eclair) and older platform releases, due -+ * to a dynamic linker bug. -+ */ -+#ifdef __ANDROID__ -+#undef GTHREAD_USE_WEAK -+#define GTHREAD_USE_WEAK 0 -+#endif -+ - #include <pthread.h> - - #if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \ ---- a/libstdc++-v3/configure -+++ b/libstdc++-v3/configure -@@ -78536,6 +78536,12 @@ - /* end confdefs.h. */ - #include <sys/syscall.h> - int lk; -+#if !defined(SYS_gettid) -+#define SYS_gettid __NR_gettid -+#endif -+#if !defined(SYS_futex) -+#define SYS_futex __NR_futex -+#endif - int - main () - { -@@ -78594,6 +78600,12 @@ - /* end confdefs.h. */ - #include <sys/syscall.h> - int lk; -+#if !defined(SYS_gettid) -+#define SYS_gettid __NR_gettid -+#endif -+#if !defined(SYS_futex) -+#define SYS_futex __NR_futex -+#endif - int - main () - { ---- a/libstdc++-v3/include/bits/locale_facets.h -+++ b/libstdc++-v3/include/bits/locale_facets.h -@@ -47,6 +47,20 @@ - #include <ext/numeric_traits.h> - #include <bits/streambuf_iterator.h> - -+#if !__clang__ && __GNUC__ == 4 && __GNUC_MINOR__ == 9 && __i386__ -+// CrystaX: for some reason, x86 gcc-4.9 makes ctype<char>::do_widen() and -+// ctype<char>::_M_widen_init() methods working wrong if optimization enabled. -+// For ctype<char>::do_widen(), values of passed arguments (__lo, __hi and __to) -+// are completely messed up and don't correspond to passed values. In case if -+// we disable optimization for those methods, things become correct so we apply -+// this workaround here for a time. -+// TODO: figure out what exactly wrong here - is it bug in GCC optimization -+// algorithm or smth else? -+#define __CRYSTAX_X86_DONT_OPTIMIZE __attribute__((optimize(0))) -+#else -+#define __CRYSTAX_X86_DONT_OPTIMIZE -+#endif -+ - namespace std _GLIBCXX_VISIBILITY(default) - { - _GLIBCXX_BEGIN_NAMESPACE_VERSION -@@ -1102,7 +1116,7 @@ - * @return @a __hi. - */ - virtual const char* -- do_widen(const char* __lo, const char* __hi, char_type* __to) const -+ do_widen(const char* __lo, const char* __hi, char_type* __to) const __CRYSTAX_X86_DONT_OPTIMIZE - { - __builtin_memcpy(__to, __lo, __hi - __lo); - return __hi; -@@ -1163,7 +1177,7 @@ - - private: - void _M_narrow_init() const; -- void _M_widen_init() const; -+ void _M_widen_init() const __CRYSTAX_X86_DONT_OPTIMIZE; - }; - - #ifdef _GLIBCXX_USE_WCHAR_T ---- a/libstdc++-v3/libsupc++/guard.cc -+++ b/libstdc++-v3/libsupc++/guard.cc -@@ -34,7 +34,12 @@ - #if defined(__GTHREADS) && defined(__GTHREAD_HAS_COND) \ - && (ATOMIC_INT_LOCK_FREE > 1) && defined(_GLIBCXX_HAVE_LINUX_FUTEX) - # include <climits> -+#if defined(__ANDROID__) -+# include <sys/syscall.h> -+# define SYS_futex __NR_futex -+#else - # include <syscall.h> -+#endif - # include <unistd.h> - # define _GLIBCXX_USE_FUTEX - # define _GLIBCXX_FUTEX_WAIT 0 +--- a/gcc/config/arm/t-linux-androideabi ++++ b/gcc/config/arm/t-linux-androideabi +@@ -1,8 +1,9 @@ +-MULTILIB_OPTIONS = march=armv7-a mthumb +-MULTILIB_DIRNAMES = armv7-a thumb +-MULTILIB_EXCEPTIONS = ++MULTILIB_OPTIONS = march=armv7-a mthumb mfloat-abi=hard ++MULTILIB_DIRNAMES = armv7-a thumb hard ++MULTILIB_EXCEPTIONS = mfloat-abi=hard* mthumb/mfloat-abi=hard* + MULTILIB_MATCHES = + MULTILIB_OSDIRNAMES = ++MULTILIB_EXTRA_OPTS = Wl,--no-warn-mismatch + + # The "special" multilib can be used to build native applications for Android, + # as opposed to native shared libraries that are then called via JNI. |