commit 080803512c8f6f87c2f1f711170d54033144d628 Author: Dmitry Moskalchuk Date: Wed Jul 29 11:28:29 2015 +0300 [android] Apply Android-related modifications Signed-off-by: Dmitry Moskalchuk [Edited: keep libstdc++, drop libcrystax-related modifications] diff --git a/gcc/config.gcc b/gcc/config.gcc index a9196cd..5f7fed2 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -961,13 +961,17 @@ aarch64*-*-freebsd*) 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 @@ mips*-*-linux*) # Linux MIPS, either endian. 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 ;; diff --git a/gcc/config/aarch64/aarch64-linux-android.h b/gcc/config/aarch64/aarch64-linux-android.h new file mode 100644 index 0000000..91d235f --- /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 + . */ + +#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 */ diff --git a/gcc/config/aarch64/aarch64-linux.h b/gcc/config/aarch64/aarch64-linux.h index c45fc1d..4dc6211 100644 --- 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" diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h index b3c6db0..c646613 100644 --- a/gcc/config/arm/arm.h +++ b/gcc/config/arm/arm.h @@ -1878,10 +1878,11 @@ enum arm_auto_incmodes #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 \ diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md index f9365cd..804ba8e 100644 --- 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; diff --git a/gcc/config/arm/arm.opt b/gcc/config/arm/arm.opt index 9f8116d..bb3e44d 100644 --- a/gcc/config/arm/arm.opt +++ b/gcc/config/arm/arm.opt @@ -193,6 +193,10 @@ mthumb-interwork 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. diff --git a/gcc/config/arm/elf.h b/gcc/config/arm/elf.h index f119b87..83e5343 100644 --- 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 diff --git a/gcc/config/arm/linux-eabi.h b/gcc/config/arm/linux-eabi.h index f794e8f..d19529b 100644 --- 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, \ diff --git a/gcc/config/i386/gnu-user.h b/gcc/config/i386/gnu-user.h index a4c88f1..1f76b3f 100644 --- a/gcc/config/i386/gnu-user.h +++ b/gcc/config/i386/gnu-user.h @@ -65,9 +65,14 @@ along with GCC; see the file COPYING3. If not see 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 \ diff --git a/gcc/config/i386/gnu-user64.h b/gcc/config/i386/gnu-user64.h index 39f5ef6..bb43280 100644 --- a/gcc/config/i386/gnu-user64.h +++ b/gcc/config/i386/gnu-user64.h @@ -46,6 +46,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see #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} \ diff --git a/gcc/config/i386/linux-common.h b/gcc/config/i386/linux-common.h index 6380639..ea6fa1b 100644 --- a/gcc/config/i386/linux-common.h +++ b/gcc/config/i386/linux-common.h @@ -30,7 +30,13 @@ along with GCC; see the file COPYING3. If not see #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 \ diff --git a/gcc/config/linux-android.h b/gcc/config/linux-android.h index 19c55c3..468303d 100644 --- 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}" diff --git a/gcc/config/mips/android.h b/gcc/config/mips/android.h new file mode 100644 index 0000000..32c539c --- /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 +. */ + +#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 diff --git a/gcc/config/mips/gnu-user.h b/gcc/config/mips/gnu-user.h index af45d18..b3e89df 100644 --- a/gcc/config/mips/gnu-user.h +++ b/gcc/config/mips/gnu-user.h @@ -36,6 +36,7 @@ along with GCC; see the file COPYING3. If not see /* 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 @@ along with GCC; see the file COPYING3. If not see #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 @@ extern const char *host_detect_local_cpu (int argc, const char **argv); #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. */ \ diff --git a/gcc/config/mips/linux-common.h b/gcc/config/mips/linux-common.h index 6c8fda7..b8fae26 100644 --- a/gcc/config/mips/linux-common.h +++ b/gcc/config/mips/linux-common.h @@ -35,7 +35,7 @@ along with GCC; see the file COPYING3. If not see #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 \ diff --git a/gcc/config/mips/t-linux-android b/gcc/config/mips/t-linux-android new file mode 100644 index 0000000..39f512c --- /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 diff --git a/gcc/config/mips/t-linux-android64 b/gcc/config/mips/t-linux-android64 new file mode 100644 index 0000000..55cab7d --- /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 diff --git a/libgcc/gthr-posix.h b/libgcc/gthr-posix.h index a54a32e..0d81ec7 100644 --- a/libgcc/gthr-posix.h +++ b/libgcc/gthr-posix.h @@ -32,6 +32,19 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see #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 #if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \ diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index e70fdd6..014f956 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -78536,6 +78536,12 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include 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 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include int lk; +#if !defined(SYS_gettid) +#define SYS_gettid __NR_gettid +#endif +#if !defined(SYS_futex) +#define SYS_futex __NR_futex +#endif int main () { diff --git a/libstdc++-v3/include/bits/locale_facets.h b/libstdc++-v3/include/bits/locale_facets.h index 1ad0eb5..9f322d8 100644 --- a/libstdc++-v3/include/bits/locale_facets.h +++ b/libstdc++-v3/include/bits/locale_facets.h @@ -47,6 +47,20 @@ #include #include +#if !__clang__ && __GNUC__ == 4 && __GNUC_MINOR__ == 9 && __i386__ +// CrystaX: for some reason, x86 gcc-4.9 makes ctype::do_widen() and +// ctype::_M_widen_init() methods working wrong if optimization enabled. +// For ctype::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 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION * @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 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION 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 diff --git a/libstdc++-v3/libsupc++/guard.cc b/libstdc++-v3/libsupc++/guard.cc index 19953bc..5ae24af 100644 --- 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 +#if defined(__ANDROID__) +# include +# define SYS_futex __NR_futex +#else # include +#endif # include # define _GLIBCXX_USE_FUTEX # define _GLIBCXX_FUTEX_WAIT 0