# HG changeset patch # Parent f50bb54f331f73405131a30b4f353cfda1c70304 Use the generic implementation of libstdc++ primitives when we're on musl, not the glibc one. diff -r f50bb54f331f libstdc++-v3/configure.host --- a/libstdc++-v3/configure.host Fri Mar 29 16:38:52 2013 -0400 +++ b/libstdc++-v3/configure.host Fri Mar 29 16:41:10 2013 -0400 @@ -264,6 +264,13 @@ os_include_dir="os/bsd/freebsd" ;; gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) + # check for musl by target + case "${host_os}" in + *-musl*) + os_include_dir="os/generic" + ;; + *) + if [ "$uclibc" = "yes" ]; then os_include_dir="os/uclibc" elif [ "$bionic" = "yes" ]; then @@ -272,6 +279,9 @@ os_include_dir="os/gnu-linux" fi ;; + + esac + ;; hpux*) os_include_dir="os/hpux" ;; # HG changeset patch # Parent 572f7b4d1c50cefde3aa2c43d06040fc308ad989 Adding -mmusl as a musl libc specifier, and the necessary hacks for it to know how to find musl's dynamic linker. diff -r 572f7b4d1c50 gcc/config.gcc --- a/gcc/config.gcc Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config.gcc Mon Sep 09 12:48:34 2013 -0400 @@ -549,7 +549,7 @@ esac # Common C libraries. -tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3" +tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4" # Common parts for widely ported systems. case ${target} in @@ -652,6 +652,9 @@ *-*-*uclibc*) tm_defines="$tm_defines DEFAULT_LIBC=LIBC_UCLIBC" ;; + *-*-*musl*) + tm_defines="$tm_defines DEFAULT_LIBC=LIBC_MUSL" + ;; *) tm_defines="$tm_defines DEFAULT_LIBC=LIBC_GLIBC" ;; diff -r 572f7b4d1c50 gcc/config/linux.h --- a/gcc/config/linux.h Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config/linux.h Mon Sep 09 12:48:34 2013 -0400 @@ -32,10 +32,12 @@ #define OPTION_GLIBC (DEFAULT_LIBC == LIBC_GLIBC) #define OPTION_UCLIBC (DEFAULT_LIBC == LIBC_UCLIBC) #define OPTION_BIONIC (DEFAULT_LIBC == LIBC_BIONIC) +#define OPTION_MUSL (DEFAULT_LIBC == LIBC_MUSL) #else #define OPTION_GLIBC (linux_libc == LIBC_GLIBC) #define OPTION_UCLIBC (linux_libc == LIBC_UCLIBC) #define OPTION_BIONIC (linux_libc == LIBC_BIONIC) +#define OPTION_MUSL (linux_libc == LIBC_MUSL) #endif #define GNU_USER_TARGET_OS_CPP_BUILTINS() \ @@ -53,18 +55,21 @@ uClibc or Bionic is the default C library and whether -muclibc or -mglibc or -mbionic has been passed to change the default. */ -#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LD1, LD2, LD3) \ - "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:" LD1 "}}" +#define CHOOSE_DYNAMIC_LINKER1(LIBC1, LIBC2, LIBC3, LIBC4, LD1, LD2, LD3, LD4) \ + "%{" LIBC2 ":" LD2 ";:%{" LIBC3 ":" LD3 ";:%{" LIBC4 ":" LD4 ";:" LD1 "}}}" #if DEFAULT_LIBC == LIBC_GLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U, B) \ - CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", G, U, B) +#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \ + CHOOSE_DYNAMIC_LINKER1 ("mglibc", "muclibc", "mbionic", "mmusl", G, U, B, M) #elif DEFAULT_LIBC == LIBC_UCLIBC -#define CHOOSE_DYNAMIC_LINKER(G, U, B) \ - CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", U, G, B) +#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \ + CHOOSE_DYNAMIC_LINKER1 ("muclibc", "mglibc", "mbionic", "mmusl", U, G, B, M) #elif DEFAULT_LIBC == LIBC_BIONIC -#define CHOOSE_DYNAMIC_LINKER(G, U, B) \ - CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", B, G, U) +#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \ + CHOOSE_DYNAMIC_LINKER1 ("mbionic", "mglibc", "muclibc", "mmusl", B, G, U, M) +#elif DEFAULT_LIBC == LIBC_MUSL +#define CHOOSE_DYNAMIC_LINKER(G, U, B, M) \ + CHOOSE_DYNAMIC_LINKER1 ("mmusl", "mglibc", "muclibc", "mbionic", M, G, U, B) #else #error "Unsupported DEFAULT_LIBC" #endif /* DEFAULT_LIBC */ @@ -84,21 +89,21 @@ #define GNU_USER_DYNAMIC_LINKER \ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, \ - BIONIC_DYNAMIC_LINKER) + BIONIC_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER) #define GNU_USER_DYNAMIC_LINKER32 \ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER32, \ - BIONIC_DYNAMIC_LINKER32) + BIONIC_DYNAMIC_LINKER32, MUSL_DYNAMIC_LINKER32) #define GNU_USER_DYNAMIC_LINKER64 \ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER64, \ - BIONIC_DYNAMIC_LINKER64) + BIONIC_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKER64) #define GNU_USER_DYNAMIC_LINKERX32 \ CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKERX32, UCLIBC_DYNAMIC_LINKERX32, \ - BIONIC_DYNAMIC_LINKERX32) + BIONIC_DYNAMIC_LINKERX32, MUSL_DYNAMIC_LINKERX32) /* Determine whether the entire c99 runtime is present in the runtime library. */ #undef TARGET_C99_FUNCTIONS -#define TARGET_C99_FUNCTIONS (OPTION_GLIBC) +#define TARGET_C99_FUNCTIONS (OPTION_GLIBC || OPTION_MUSL) /* Whether we have sincos that follows the GNU extension. */ #undef TARGET_HAS_SINCOS @@ -107,3 +112,74 @@ /* Whether we have Bionic libc runtime */ #undef TARGET_HAS_BIONIC #define TARGET_HAS_BIONIC (OPTION_BIONIC) + +/* musl avoids problematic includes by rearranging the include directories. + * Unfortunately, this is mostly duplicated from cppdefault.c */ +#if DEFAULT_LIBC == LIBC_MUSL +#define INCLUDE_DEFAULTS_MUSL_GPP \ + { GPLUSPLUS_INCLUDE_DIR, "G++", 1, 1, \ + GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, \ + { GPLUSPLUS_TOOL_INCLUDE_DIR, "G++", 1, 1, \ + GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 1 }, \ + { GPLUSPLUS_BACKWARD_INCLUDE_DIR, "G++", 1, 1, \ + GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT, 0 }, + +#ifdef LOCAL_INCLUDE_DIR +#define INCLUDE_DEFAULTS_MUSL_LOCAL \ + { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 2 }, \ + { LOCAL_INCLUDE_DIR, 0, 0, 1, 1, 0 }, +#else +#define INCLUDE_DEFAULTS_MUSL_LOCAL +#endif + +#ifdef PREFIX_INCLUDE_DIR +#define INCLUDE_DEFAULTS_MUSL_PREFIX \ + { PREFIX_INCLUDE_DIR, 0, 0, 1, 0, 0}, +#else +#define INCLUDE_DEFAULTS_MUSL_PREFIX +#endif + +#ifdef CROSS_INCLUDE_DIR +#define INCLUDE_DEFAULTS_MUSL_CROSS \ + { CROSS_INCLUDE_DIR, "GCC", 0, 0, 0, 0}, +#else +#define INCLUDE_DEFAULTS_MUSL_CROSS +#endif + +#ifdef TOOL_INCLUDE_DIR +#define INCLUDE_DEFAULTS_MUSL_TOOL \ + { TOOL_INCLUDE_DIR, "BINUTILS", 0, 1, 0, 0}, +#else +#define INCLUDE_DEFAULTS_MUSL_TOOL +#endif + +#ifdef NATIVE_SYSTEM_HEADER_DIR +#define INCLUDE_DEFAULTS_MUSL_NATIVE \ + { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 2 }, \ + { NATIVE_SYSTEM_HEADER_DIR, 0, 0, 0, 1, 0 }, +#else +#define INCLUDE_DEFAULTS_MUSL_NATIVE +#endif + +#if defined (CROSS_DIRECTORY_STRUCTURE) && !defined (TARGET_SYSTEM_ROOT) +# undef INCLUDE_DEFAULTS_MUSL_LOCAL +# define INCLUDE_DEFAULTS_MUSL_LOCAL +# undef INCLUDE_DEFAULTS_MUSL_NATIVE +# define INCLUDE_DEFAULTS_MUSL_NATIVE +#else +# undef INCLUDE_DEFAULTS_MUSL_CROSS +# define INCLUDE_DEFAULTS_MUSL_CROSS +#endif + +#undef INCLUDE_DEFAULTS +#define INCLUDE_DEFAULTS \ + { \ + INCLUDE_DEFAULTS_MUSL_GPP \ + INCLUDE_DEFAULTS_MUSL_PREFIX \ + INCLUDE_DEFAULTS_MUSL_CROSS \ + INCLUDE_DEFAULTS_MUSL_TOOL \ + INCLUDE_DEFAULTS_MUSL_NATIVE \ + { GCC_INCLUDE_DIR, "GCC", 0, 1, 0, 0 }, \ + { 0, 0, 0, 0, 0, 0 } \ + } +#endif diff -r 572f7b4d1c50 gcc/config/linux.opt --- a/gcc/config/linux.opt Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/config/linux.opt Mon Sep 09 12:48:34 2013 -0400 @@ -30,3 +30,7 @@ muclibc Target Report RejectNegative Var(linux_libc,LIBC_UCLIBC) Negative(mbionic) Use uClibc C library + +mmusl +Target Report RejectNegative Var(linux_libc,LIBC_MUSL) Negative(mglibc) +Use musl C library diff -r 572f7b4d1c50 gcc/ginclude/stddef.h --- a/gcc/ginclude/stddef.h Sun Sep 08 22:58:18 2013 -0400 +++ b/gcc/ginclude/stddef.h Mon Sep 09 12:48:34 2013 -0400 @@ -181,6 +181,7 @@ #ifndef _GCC_SIZE_T #ifndef _SIZET_ #ifndef __size_t +#ifndef __DEFINED_size_t /* musl */ #define __size_t__ /* BeOS */ #define __SIZE_T__ /* Cray Unicos/Mk */ #define _SIZE_T @@ -197,6 +198,7 @@ #define ___int_size_t_h #define _GCC_SIZE_T #define _SIZET_ +#define __DEFINED_size_t /* musl */ #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \ || defined(__FreeBSD_kernel__) /* __size_t is a typedef on FreeBSD 5, must not trash it. */ @@ -214,6 +216,7 @@ typedef long ssize_t; #endif /* __BEOS__ */ #endif /* !(defined (__GNUG__) && defined (size_t)) */ +#endif /* __DEFINED_size_t */ #endif /* __size_t */ #endif /* _SIZET_ */ #endif /* _GCC_SIZE_T */ # HG changeset patch # Parent 2b94537ce2496c88e7e797c617e5b95e8d7e4785 A fix for libgomp to correctly request a POSIX version for time support. diff -r 2b94537ce249 libgomp/config/posix/time.c --- a/libgomp/config/posix/time.c Fri Mar 29 16:41:14 2013 -0400 +++ b/libgomp/config/posix/time.c Fri Mar 29 16:41:17 2013 -0400 @@ -28,6 +28,8 @@ The following implementation uses the most simple POSIX routines. If present, POSIX 4 clocks should be used instead. */ +#define _POSIX_C_SOURCE 199309L /* for clocks */ + #include "libgomp.h" #include #if TIME_WITH_SYS_TIME diff -r 7cba4201a2ae libgcc/unwind-dw2-fde-dip.c --- a/libgcc/unwind-dw2-fde-dip.c Sat Jul 27 22:53:05 2013 -0400 +++ b/libgcc/unwind-dw2-fde-dip.c Sat Jul 27 22:57:08 2013 -0400 @@ -46,33 +46,13 @@ #include "unwind-compat.h" #include "gthr.h" -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && (__GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ > 2) \ - || (__GLIBC__ == 2 && __GLIBC_MINOR__ == 2 && defined(DT_CONFIG))) +#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR) # define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__BIONIC__) -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__FreeBSD__) && __FreeBSD__ >= 7 -# define ElfW __ElfN -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(__OpenBSD__) -# define ElfW(type) Elf_##type -# define USE_PT_GNU_EH_FRAME -#endif - -#if !defined(inhibit_libc) && defined(HAVE_LD_EH_FRAME_HDR) \ - && defined(TARGET_DL_ITERATE_PHDR) \ - && defined(__sun__) && defined(__svr4__) -# define USE_PT_GNU_EH_FRAME +# ifdef __OpenBSD__ +# define ElfW(type) Elf_##typ +# elif defined(__FreeBSD__) && __FreeBSD__ >= 7 +# define ElfW __ElfN +# endif #endif #if defined(USE_PT_GNU_EH_FRAME) diff -r 75d9c38318a7 gcc/configure --- a/gcc/configure Tue Sep 24 06:52:49 2013 -0400 +++ b/gcc/configure Tue Sep 24 06:54:33 2013 -0400 @@ -26736,6 +26736,9 @@ else gcc_cv_libc_provides_ssp=no case "$target" in + *-*-musl*) + # All versions of musl provide stack protector + gcc_cv_libc_provides_ssp=yes;; *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu) # glibc 2.4 and later provides __stack_chk_fail and # either __stack_chk_guard, or TLS access to stack guard canary. @@ -26769,6 +26772,7 @@ # ) and for now # simply assert that glibc does provide this, which is true for all # realistically usable GNU/Hurd configurations. + # All supported versions of musl provide it as well gcc_cv_libc_provides_ssp=yes;; *-*-darwin* | *-*-freebsd*) ac_fn_c_check_func "$LINENO" "__stack_chk_fail" "ac_cv_func___stack_chk_fail" @@ -26851,6 +26855,9 @@ gcc_cv_target_dl_iterate_phdr=no fi ;; + *-linux-musl*) + gcc_cv_target_dl_iterate_phdr=yes + ;; esac if test x$gcc_cv_target_dl_iterate_phdr = xyes; then diff -r 75d9c38318a7 gcc/configure.ac --- a/gcc/configure.ac Tue Sep 24 06:52:49 2013 -0400 +++ b/gcc/configure.ac Tue Sep 24 06:54:33 2013 -0400 @@ -4719,6 +4719,9 @@ gcc_cv_libc_provides_ssp, [gcc_cv_libc_provides_ssp=no case "$target" in + *-*-musl*) + # All versions of musl provide stack protector + gcc_cv_libc_provides_ssp=yes;; *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu) [# glibc 2.4 and later provides __stack_chk_fail and # either __stack_chk_guard, or TLS access to stack guard canary. @@ -4752,6 +4755,7 @@ # ) and for now # simply assert that glibc does provide this, which is true for all # realistically usable GNU/Hurd configurations. + # All supported versions of musl provide it as well gcc_cv_libc_provides_ssp=yes;; *-*-darwin* | *-*-freebsd*) AC_CHECK_FUNC(__stack_chk_fail,[gcc_cv_libc_provides_ssp=yes], @@ -4817,6 +4821,9 @@ gcc_cv_target_dl_iterate_phdr=no fi ;; + *-linux-musl*) + gcc_cv_target_dl_iterate_phdr=yes + ;; esac GCC_TARGET_TEMPLATE([TARGET_DL_ITERATE_PHDR]) if test x$gcc_cv_target_dl_iterate_phdr = xyes; then # HG changeset patch # Parent 94e435662aff38e86c9ca0dff4bbf451e0190b34 Get rid of ever-broken fixincludes on musl. diff -r 94e435662aff -r e27957848dc8 fixincludes/mkfixinc.sh --- a/fixincludes/mkfixinc.sh Sat Jul 27 23:37:20 2013 -0400 +++ b/fixincludes/mkfixinc.sh Sat Jul 27 23:43:03 2013 -0400 @@ -19,7 +19,8 @@ powerpc-*-eabi* | \ powerpc-*-rtems* | \ powerpcle-*-eabisim* | \ - powerpcle-*-eabi* ) + powerpcle-*-eabi* | \ + *-musl* ) # IF there is no include fixing, # THEN create a no-op fixer and exit (echo "#! /bin/sh" ; echo "exit 0" ) > ${target} # HG changeset patch # Parent 3ea10cd626cb7abdfd56d3fe8d2c9ed58a82797b Support for i386-linux-musl and x86_64-linux-musl. diff -r 3ea10cd626cb gcc/config/i386/linux.h --- a/gcc/config/i386/linux.h Fri Mar 29 16:41:17 2013 -0400 +++ b/gcc/config/i386/linux.h Fri Mar 29 16:41:20 2013 -0400 @@ -21,3 +21,4 @@ #define GNU_USER_LINK_EMULATION "elf_i386" #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2" +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-i386.so.1" diff -r 3ea10cd626cb gcc/config/i386/linux64.h --- a/gcc/config/i386/linux64.h Fri Mar 29 16:41:17 2013 -0400 +++ b/gcc/config/i386/linux64.h Fri Mar 29 16:41:20 2013 -0400 @@ -30,3 +30,7 @@ #define GLIBC_DYNAMIC_LINKER32 "/lib/ld-linux.so.2" #define GLIBC_DYNAMIC_LINKER64 "/lib64/ld-linux-x86-64.so.2" #define GLIBC_DYNAMIC_LINKERX32 "/libx32/ld-linux-x32.so.2" + +#define MUSL_DYNAMIC_LINKER32 "/lib/ld-musl-i386.so.1" +#define MUSL_DYNAMIC_LINKER64 "/lib/ld-musl-x86_64.so.1" +#define MUSL_DYNAMIC_LINKERX32 "/lib/ld-musl-x32.so.1" diff -r 3ea10cd626cb libitm/config/linux/x86/tls.h --- a/libitm/config/linux/x86/tls.h Fri Mar 29 16:41:17 2013 -0400 +++ b/libitm/config/linux/x86/tls.h Fri Mar 29 16:41:20 2013 -0400 @@ -25,16 +25,19 @@ #ifndef LIBITM_X86_TLS_H #define LIBITM_X86_TLS_H 1 -#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) +#if defined(__GLIBC_PREREQ) +#if __GLIBC_PREREQ(2, 10) /* Use slots in the TCB head rather than __thread lookups. GLIBC has reserved words 10 through 13 for TM. */ #define HAVE_ARCH_GTM_THREAD 1 #define HAVE_ARCH_GTM_THREAD_DISP 1 #endif +#endif #include "config/generic/tls.h" -#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2, 10) +#if defined(__GLIBC_PREREQ) +#if __GLIBC_PREREQ(2, 10) namespace GTM HIDDEN { #ifdef __x86_64__ @@ -101,5 +104,6 @@ } // namespace GTM #endif /* >= GLIBC 2.10 */ +#endif #endif // LIBITM_X86_TLS_H # HG changeset patch # Parent c3eb69047e35491fda9cd9ab1ee2ace1299c793c Support for arm-linux-musl. diff -r c3eb69047e35 gcc/config/arm/linux-eabi.h --- a/gcc/config/arm/linux-eabi.h Thu Sep 19 07:11:38 2013 -0400 +++ b/gcc/config/arm/linux-eabi.h Thu Sep 19 08:56:47 2013 -0400 @@ -77,6 +77,23 @@ %{mfloat-abi=soft*:" GLIBC_DYNAMIC_LINKER_SOFT_FLOAT "} \ %{!mfloat-abi=*:" GLIBC_DYNAMIC_LINKER_DEFAULT "}" +/* For ARM musl currently supports four dynamic linkers: + - ld-musl-arm.so.1 - for the EABI-derived soft-float ABI + - ld-musl-armhf.so.1 - for the EABI-derived hard-float ABI + - ld-musl-armeb.so.1 - for the EABI-derived soft-float ABI, EB + - ld-musl-armebhf.so.1 - for the EABI-derived hard-float ABI, EB + musl does not support the legacy OABI mode. + All the dynamic linkers live in /lib. + We default to soft-float, EL. */ +#undef MUSL_DYNAMIC_LINKER +#if TARGET_BIG_ENDIAN_DEFAULT +#define MUSL_DYNAMIC_LINKER_E "%{mlittle-endian:;:eb}" +#else +#define MUSL_DYNAMIC_LINKER_E "%{mbig-endian:eb}" +#endif +#define MUSL_DYNAMIC_LINKER \ + "/lib/ld-musl-arm" MUSL_DYNAMIC_LINKER_E "%{mfloat-abi=hard:hf}.so.1" + /* At this point, bpabi.h will have clobbered LINK_SPEC. We want to use the GNU/Linux version, not the generic BPABI version. */ #undef LINK_SPEC diff -r c3eb69047e35 libitm/config/arm/hwcap.cc --- a/libitm/config/arm/hwcap.cc Thu Sep 19 07:11:38 2013 -0400 +++ b/libitm/config/arm/hwcap.cc Thu Sep 19 08:56:47 2013 -0400 @@ -40,7 +40,11 @@ #ifdef __linux__ #include +#ifdef __GLIBC__ #include +#else +#include +#endif #include static void __attribute__((constructor)) # HG changeset patch # Parent 4618ad6f036f1e944a5262ae5875dcdf62c41f8b Support for mips-linux-musl. diff -r 4618ad6f036f gcc/config/mips/linux.h --- a/gcc/config/mips/linux.h Thu Sep 19 08:56:47 2013 -0400 +++ b/gcc/config/mips/linux.h Thu Sep 19 09:08:11 2013 -0400 @@ -18,3 +18,10 @@ . */ #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" + +#if TARGET_ENDIAN_DEFAULT == 0 /* LE */ +#define MUSL_DYNAMIC_LINKER_E "%{EB:;:el}" +#else +#define MUSL_DYNAMIC_LINKER_E "%{EL:el}" +#endif +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-mips" MUSL_DYNAMIC_LINKER_E ".so.1" # HG changeset patch # Parent 2ffe76b215fdb082cbbc262536077627757fa9bf Support for powerpc-linux-musl. diff -r 2ffe76b215fd gcc/config.gcc --- a/gcc/config.gcc Fri Mar 29 16:41:26 2013 -0400 +++ b/gcc/config.gcc Fri Mar 29 16:41:28 2013 -0400 @@ -2112,6 +2112,10 @@ powerpc*-*-linux*paired*) tm_file="${tm_file} rs6000/750cl.h" ;; esac + case ${target} in + *-linux*-musl*) + enable_secureplt=yes ;; + esac if test x${enable_secureplt} = xyes; then tm_file="rs6000/secureplt.h ${tm_file}" fi --- a/gcc/config/aarch64/aarch64-linux.h 2013-01-10 21:38:27.000000000 +0100 +++ b/gcc/config/aarch64/aarch64-linux.h 2013-09-12 21:39:34.004829498 +0200 @@ -21,7 +21,11 @@ #ifndef GCC_AARCH64_LINUX_H #define GCC_AARCH64_LINUX_H +/* The AArch64 port currently supports two dynamic linkers: + - ld-linux-aarch64.so.1 - GLIBC dynamic linker + - ld-musl-aarch64.so.1 - musl libc dynamic linker */ #define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64.so.1" +#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64.so.1" #define LINUX_TARGET_LINK_SPEC "%{h*} \ %{static:-Bstatic} \