mkports

recipes for building multiple softwares with mk(1)
git clone git://z3bra.org/mkports
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commit 837e5de1391647d28970eb9c385b4e4a084f3f54
parent f6b57576541c55a3c7d3c4eacbb33f652652ffcc
Author: Willy <willyatmailoodotorg>
Date:   Tue Jun  7 23:34:08 +0200

gcc: set of patches for musl

Diffstat:
gcc/patches | 1-
gcc/patches/aarch64.diff | 12++++++++++++
gcc/patches/gcc-autoconf-musl.diff | 62++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
gcc/patches/gcc-config-musl.diff | 207+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
gcc/patches/gcc-ssp.diff | 12++++++++++++
gcc/patches/gomp-posix.diff | 16++++++++++++++++
gcc/patches/gthread.diff | 16++++++++++++++++
gcc/patches/kill-fixincludes.diff | 17+++++++++++++++++
gcc/patches/libstdc++-generic.diff | 31+++++++++++++++++++++++++++++++
gcc/patches/x86.diff | 55+++++++++++++++++++++++++++++++++++++++++++++++++++++++
10 files changed, 428 insertions(+), 1 deletion(-)
diff --git a/gcc/patches b/gcc/patches @@ -1 +0,0 @@ -Subproject commit 3da6f0cc0990dc0fc12ce674f5dd88d301a000d5 diff --git a/gcc/patches/aarch64.diff b/gcc/patches/aarch64.diff @@ -0,0 +1,12 @@ +diff -r 9555ffb5873b gcc/config/aarch64/aarch64-linux.h +--- a/gcc/config/aarch64/aarch64-linux.h Thu Dec 24 11:25:06 2015 -0500 ++++ b/gcc/config/aarch64/aarch64-linux.h Thu Dec 24 11:25:09 2015 -0500 +@@ -29,6 +29,8 @@ + #undef CC1_SPEC + #define CC1_SPEC GNU_USER_TARGET_CC1_SPEC ASAN_CC1_SPEC + ++#define MUSL_DYNAMIC_LINKER "/lib/ld-musl-aarch64.so.1" ++ + #define CPP_SPEC "%{pthread:-D_REENTRANT}" + + #define LINUX_TARGET_LINK_SPEC "%{h*} \ diff --git a/gcc/patches/gcc-autoconf-musl.diff b/gcc/patches/gcc-autoconf-musl.diff @@ -0,0 +1,62 @@ +diff -r 9ce80db9f342 gcc/configure +--- a/gcc/configure Thu Dec 24 11:24:51 2015 -0500 ++++ b/gcc/configure Thu Dec 24 11:24:53 2015 -0500 +@@ -27802,6 +27802,9 @@ + else + gcc_cv_libc_provides_ssp=no + case "$target" in ++ *-*-musl*) ++ # All versions of musl provide stack protector ++ gcc_cv_libc_provides_ssp=yes;; + *-*-linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu) + # glibc 2.4 and later provides __stack_chk_fail and + # either __stack_chk_guard, or TLS access to stack guard canary. +@@ -27834,6 +27837,7 @@ + # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) and for now + # simply assert that glibc does provide this, which is true for all + # realistically usable GNU/Hurd configurations. ++ # All supported versions of musl provide it as well + gcc_cv_libc_provides_ssp=yes;; + *-*-darwin* | *-*-freebsd*) + ac_fn_c_check_func "$LINENO" "__stack_chk_fail" "ac_cv_func___stack_chk_fail" +@@ -27930,6 +27934,9 @@ + gcc_cv_target_dl_iterate_phdr=no + fi + ;; ++ *-linux-musl*) ++ gcc_cv_target_dl_iterate_phdr=yes ++ ;; + esac + + if test x$gcc_cv_target_dl_iterate_phdr = xyes; then +diff -r 9ce80db9f342 gcc/configure.ac +--- a/gcc/configure.ac Thu Dec 24 11:24:51 2015 -0500 ++++ b/gcc/configure.ac Thu Dec 24 11:24:53 2015 -0500 +@@ -5282,6 +5282,9 @@ + gcc_cv_libc_provides_ssp, + [gcc_cv_libc_provides_ssp=no + case "$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. +@@ -5308,6 +5311,7 @@ + # <http://gcc.gnu.org/ml/gcc/2008-10/msg00130.html>) 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], +@@ -5381,6 +5385,9 @@ + 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$gcc_cv_target_dl_iterate_phdr = xyes; then diff --git a/gcc/patches/gcc-config-musl.diff b/gcc/patches/gcc-config-musl.diff @@ -0,0 +1,207 @@ +# HG changeset patch +# Parent 30a957f60ddb9ae9611c626b8303858c09efa53b +Adding -mmusl as a musl libc specifier, and the necessary hacks for it to know how to find musl's dynamic linker. + +diff -r 30a957f60ddb gcc/config.gcc +--- a/gcc/config.gcc Thu Dec 24 11:24:45 2015 -0500 ++++ b/gcc/config.gcc Thu Dec 24 11:24:47 2015 -0500 +@@ -575,7 +575,7 @@ + esac + + # Common C libraries. +-tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3" ++tm_defines="$tm_defines LIBC_GLIBC=1 LIBC_UCLIBC=2 LIBC_BIONIC=3 LIBC_MUSL=4" + + # 32-bit x86 processors supported by --with-arch=. Each processor + # MUST be separated by exactly one space. +@@ -720,6 +720,9 @@ + *-*-*uclibc*) + tm_defines="$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 30a957f60ddb gcc/config/linux.h +--- a/gcc/config/linux.h Thu Dec 24 11:24:45 2015 -0500 ++++ b/gcc/config/linux.h Thu Dec 24 11:24:47 2015 -0500 +@@ -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 +89,92 @@ + + #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) + + /* 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 ++ + #if (DEFAULT_LIBC == LIBC_UCLIBC) && defined (SINGLE_LIBC) /* uClinux */ + /* This is a *uclinux* target. We don't define below macros to normal linux + versions, because doing so would require *uclinux* targets to include +diff -r 30a957f60ddb gcc/config/linux.opt +--- a/gcc/config/linux.opt Thu Dec 24 11:24:45 2015 -0500 ++++ b/gcc/config/linux.opt Thu Dec 24 11:24:47 2015 -0500 +@@ -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 30a957f60ddb gcc/ginclude/stddef.h +--- a/gcc/ginclude/stddef.h Thu Dec 24 11:24:45 2015 -0500 ++++ b/gcc/ginclude/stddef.h Thu Dec 24 11:24:47 2015 -0500 +@@ -184,6 +184,7 @@ + #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 +@@ -200,6 +201,7 @@ + #define ___int_size_t_h + #define _GCC_SIZE_T + #define _SIZET_ ++#define __DEFINED_size_t /* musl */ + #if (defined (__FreeBSD__) && (__FreeBSD__ >= 5)) \ + || defined(__DragonFly__) \ + || defined(__FreeBSD_kernel__) +@@ -218,6 +220,7 @@ + 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 */ diff --git a/gcc/patches/gcc-ssp.diff b/gcc/patches/gcc-ssp.diff @@ -0,0 +1,12 @@ +diff -r 1f375ed3689f gcc/gcc.c +--- a/gcc/gcc.c Thu Dec 24 11:24:53 2015 -0500 ++++ b/gcc/gcc.c Thu Dec 24 11:24:56 2015 -0500 +@@ -729,7 +729,7 @@ + #ifndef LINK_SSP_SPEC + #ifdef TARGET_LIBC_PROVIDES_SSP + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ +- "|fstack-protector-strong|fstack-protector-explicit:}" ++ "|fstack-protector-strong|fstack-protector-explicit:-lssp_nonshared}" + #else + #define LINK_SSP_SPEC "%{fstack-protector|fstack-protector-all" \ + "|fstack-protector-strong|fstack-protector-explicit" \ diff --git a/gcc/patches/gomp-posix.diff b/gcc/patches/gomp-posix.diff @@ -0,0 +1,16 @@ +# HG changeset patch +# Parent 90228af47e55eb338c7f672e4aca5ac81cf5f14c +A fix for libgomp to correctly request a POSIX version for time support. + +diff -r 90228af47e55 libgomp/config/posix/time.c +--- a/libgomp/config/posix/time.c Thu Dec 24 11:24:47 2015 -0500 ++++ b/libgomp/config/posix/time.c Thu Dec 24 11:24:49 2015 -0500 +@@ -29,6 +29,8 @@ + 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 <unistd.h> + #if TIME_WITH_SYS_TIME diff --git a/gcc/patches/gthread.diff b/gcc/patches/gthread.diff @@ -0,0 +1,16 @@ +Do not use weak references on any targets for gthread. Necessary on musl, safe elsewhere. + +diff -r e180e4cfc879 libgcc/gthr.h +--- a/libgcc/gthr.h Thu Dec 24 11:25:15 2015 -0500 ++++ b/libgcc/gthr.h Thu Dec 24 11:25:17 2015 -0500 +@@ -136,10 +136,8 @@ + /* The pe-coff weak support isn't fully compatible to ELF's weak. + For static libraries it might would work, but as we need to deal + with shared versions too, we disable it for mingw-targets. */ +-#ifdef __MINGW32__ + #undef GTHREAD_USE_WEAK + #define GTHREAD_USE_WEAK 0 +-#endif + + #ifndef GTHREAD_USE_WEAK + #define GTHREAD_USE_WEAK 1 diff --git a/gcc/patches/kill-fixincludes.diff b/gcc/patches/kill-fixincludes.diff @@ -0,0 +1,17 @@ +# HG changeset patch +# Parent 2efa181e019464316d8babc0edbf301e51daea1f +Get rid of ever-broken fixincludes on musl. + +diff -r 2efa181e0194 fixincludes/mkfixinc.sh +--- a/fixincludes/mkfixinc.sh Thu Dec 24 11:24:56 2015 -0500 ++++ b/fixincludes/mkfixinc.sh Thu Dec 24 11:24:58 2015 -0500 +@@ -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" ) > ${target} diff --git a/gcc/patches/libstdc++-generic.diff b/gcc/patches/libstdc++-generic.diff @@ -0,0 +1,31 @@ +# HG changeset patch +# Parent 90a7a3809a7ccb60e357b5e88382260877f82257 +Use the generic implementation of libstdc++ primitives when we're on musl, not the glibc one. + +diff -r 90a7a3809a7c libstdc++-v3/configure.host +--- a/libstdc++-v3/configure.host Thu Dec 24 11:22:15 2015 -0500 ++++ b/libstdc++-v3/configure.host Thu Dec 24 11:24:45 2015 -0500 +@@ -274,6 +274,13 @@ + os_include_dir="os/bsd/freebsd" + ;; + gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu) ++ # check for musl by target ++ case "${host_os}" in ++ *-musl*) ++ os_include_dir="os/generic" ++ ;; ++ *) ++ + if [ "$uclibc" = "yes" ]; then + os_include_dir="os/uclibc" + elif [ "$bionic" = "yes" ]; then +@@ -282,6 +289,9 @@ + os_include_dir="os/gnu-linux" + fi + ;; ++ ++ esac ++ ;; + hpux*) + os_include_dir="os/hpux" + ;; diff --git a/gcc/patches/x86.diff b/gcc/patches/x86.diff @@ -0,0 +1,55 @@ +# HG changeset patch +# Parent 3736940c2173c88ace7fd0ecd39ca7be7fb3cbdf +Support for i386-linux-musl and x86_64-linux-musl. + +diff -r 3736940c2173 gcc/config/i386/linux.h +--- a/gcc/config/i386/linux.h Thu Dec 24 11:24:58 2015 -0500 ++++ b/gcc/config/i386/linux.h Thu Dec 24 11:25:00 2015 -0500 +@@ -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 3736940c2173 gcc/config/i386/linux64.h +--- a/gcc/config/i386/linux64.h Thu Dec 24 11:24:58 2015 -0500 ++++ b/gcc/config/i386/linux64.h Thu Dec 24 11:25:00 2015 -0500 +@@ -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 3736940c2173 libitm/config/linux/x86/tls.h +--- a/libitm/config/linux/x86/tls.h Thu Dec 24 11:24:58 2015 -0500 ++++ b/libitm/config/linux/x86/tls.h Thu Dec 24 11:25:00 2015 -0500 +@@ -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