From 8a1bbc5d84c92cc204fcf24d8674007965f84a60 Mon Sep 17 00:00:00 2001 From: Michael Kuhn Date: Wed, 4 Jul 2018 14:39:07 +0200 Subject: gcc: Fix build of older versions with recent versions of glibc (#8510) --- var/spack/repos/builtin/packages/gcc/package.py | 10 ++ var/spack/repos/builtin/packages/gcc/signal.patch | 28 +++ .../repos/builtin/packages/gcc/stack_t-4.9.patch | 80 +++++++++ var/spack/repos/builtin/packages/gcc/stack_t.patch | 88 ++++++++++ .../builtin/packages/gcc/ucontext_t-java.patch | 60 +++++++ .../repos/builtin/packages/gcc/ucontext_t.patch | 189 +++++++++++++++++++++ 6 files changed, 455 insertions(+) create mode 100644 var/spack/repos/builtin/packages/gcc/signal.patch create mode 100644 var/spack/repos/builtin/packages/gcc/stack_t-4.9.patch create mode 100644 var/spack/repos/builtin/packages/gcc/stack_t.patch create mode 100644 var/spack/repos/builtin/packages/gcc/ucontext_t-java.patch create mode 100644 var/spack/repos/builtin/packages/gcc/ucontext_t.patch diff --git a/var/spack/repos/builtin/packages/gcc/package.py b/var/spack/repos/builtin/packages/gcc/package.py index d4180d1c50..fb176edcff 100644 --- a/var/spack/repos/builtin/packages/gcc/package.py +++ b/var/spack/repos/builtin/packages/gcc/package.py @@ -171,6 +171,16 @@ class Gcc(AutotoolsPackage): patch('piclibs.patch', when='+piclibs') patch('gcc-backport.patch', when='@4.7:4.9.2,5:5.3') + # Older versions do not compile with newer versions of glibc + # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81712 + patch('ucontext_t.patch', when='@4.9,5.1:5.4,6.1:6.4,7.1') + patch('ucontext_t-java.patch', when='@4.9,5.1:5.4,6.1:6.4 languages=java') + # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81066 + patch('stack_t-4.9.patch', when='@4.9') + patch('stack_t.patch', when='@5.1:5.4,6.1:6.4,7.1') + # https://bugs.busybox.net/show_bug.cgi?id=10061 + patch('signal.patch', when='@4.9,5.1:5.4') + build_directory = 'spack-build' def url_for_version(self, version): diff --git a/var/spack/repos/builtin/packages/gcc/signal.patch b/var/spack/repos/builtin/packages/gcc/signal.patch new file mode 100644 index 0000000000..21bf9e030f --- /dev/null +++ b/var/spack/repos/builtin/packages/gcc/signal.patch @@ -0,0 +1,28 @@ +From 6c709b6262e8b6441b1e94526d6d65d4ce7a7dec Mon Sep 17 00:00:00 2001 +From: doko +Date: Thu, 7 Sep 2017 07:18:57 +0000 +Subject: [PATCH] 2017-09-07 Matthias Klose + + * asan/asan_linux.cc: Include + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@251830 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libsanitizer/asan/asan_linux.cc | 1 + + 2 files changed, 5 insertions(+) + +diff --git a/libsanitizer/asan/asan_linux.cc b/libsanitizer/asan/asan_linux.cc +index c504168..59087b9 100644 +--- a/libsanitizer/asan/asan_linux.cc ++++ b/libsanitizer/asan/asan_linux.cc +@@ -29,6 +29,7 @@ + #include + #include + #include ++#include + #include + #include + #include +-- +2.9.3 + diff --git a/var/spack/repos/builtin/packages/gcc/stack_t-4.9.patch b/var/spack/repos/builtin/packages/gcc/stack_t-4.9.patch new file mode 100644 index 0000000000..b894557c8c --- /dev/null +++ b/var/spack/repos/builtin/packages/gcc/stack_t-4.9.patch @@ -0,0 +1,80 @@ +From 833e00c01e96f61e24cd7ec97b93fad212dc914b Mon Sep 17 00:00:00 2001 +From: doko +Date: Thu, 7 Sep 2017 07:17:17 +0000 +Subject: [PATCH] 2017-09-07 Matthias Klose + + Backported from mainline + 2017-07-14 Jakub Jelinek + + PR sanitizer/81066 + * sanitizer_common/sanitizer_linux.h: Cherry-pick upstream r307969. + * sanitizer_common/sanitizer_linux.cc: Likewise. + * sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc: Likewise. + * tsan/tsan_platform_linux.cc: Likewise. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@251829 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libsanitizer/sanitizer_common/sanitizer_linux.cc | 3 +-- + libsanitizer/sanitizer_common/sanitizer_linux.h | 4 +--- + .../sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc | 2 +- + libsanitizer/tsan/tsan_platform_linux.cc | 2 +- + 5 files changed, 15 insertions(+), 7 deletions(-) + +diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.cc b/libsanitizer/sanitizer_common/sanitizer_linux.cc +index 9feb307..821b26d 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_linux.cc ++++ b/libsanitizer/sanitizer_common/sanitizer_linux.cc +@@ -514,8 +514,7 @@ uptr internal_prctl(int option, uptr arg2, uptr arg3, uptr arg4, uptr arg5) { + } + #endif + +-uptr internal_sigaltstack(const struct sigaltstack *ss, +- struct sigaltstack *oss) { ++uptr internal_sigaltstack(const void *ss, void *oss) { + return internal_syscall(__NR_sigaltstack, (uptr)ss, (uptr)oss); + } + +diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.h b/libsanitizer/sanitizer_common/sanitizer_linux.h +index 086834c..3a6f4cd 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_linux.h ++++ b/libsanitizer/sanitizer_common/sanitizer_linux.h +@@ -27,8 +26,7 @@ struct linux_dirent; + // Syscall wrappers. + uptr internal_getdents(fd_t fd, struct linux_dirent *dirp, unsigned int count); + uptr internal_prctl(int option, uptr arg2, uptr arg3, uptr arg4, uptr arg5); +-uptr internal_sigaltstack(const struct sigaltstack* ss, +- struct sigaltstack* oss); ++uptr internal_sigaltstack(const void* ss, void* oss); + uptr internal_sigaction(int signum, const __sanitizer_kernel_sigaction_t *act, + __sanitizer_kernel_sigaction_t *oldact); + uptr internal_sigprocmask(int how, __sanitizer_kernel_sigset_t *set, +diff --git a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc +index 5881202..c54894d 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc ++++ b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc +@@ -234,7 +234,7 @@ static int TracerThread(void* argument) { + + // Alternate stack for signal handling. + InternalScopedBuffer handler_stack_memory(kHandlerStackSize); +- struct sigaltstack handler_stack; ++ stack_t handler_stack; + internal_memset(&handler_stack, 0, sizeof(handler_stack)); + handler_stack.ss_sp = handler_stack_memory.data(); + handler_stack.ss_size = kHandlerStackSize; +diff --git a/libsanitizer/tsan/tsan_platform_linux.cc b/libsanitizer/tsan/tsan_platform_linux.cc +index 3259131..b8e9078 100644 +--- a/libsanitizer/tsan/tsan_platform_linux.cc ++++ b/libsanitizer/tsan/tsan_platform_linux.cc +@@ -377,7 +377,7 @@ bool IsGlobalVar(uptr addr) { + int ExtractResolvFDs(void *state, int *fds, int nfd) { + #if SANITIZER_LINUX + int cnt = 0; +- __res_state *statp = (__res_state*)state; ++ struct __res_state *statp = (struct __res_state*)state; + for (int i = 0; i < MAXNS && cnt < nfd; i++) { + if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1) + fds[cnt++] = statp->_u._ext.nssocks[i]; +-- +2.9.3 + diff --git a/var/spack/repos/builtin/packages/gcc/stack_t.patch b/var/spack/repos/builtin/packages/gcc/stack_t.patch new file mode 100644 index 0000000000..48a5a47ade --- /dev/null +++ b/var/spack/repos/builtin/packages/gcc/stack_t.patch @@ -0,0 +1,88 @@ +From 833e00c01e96f61e24cd7ec97b93fad212dc914b Mon Sep 17 00:00:00 2001 +From: doko +Date: Thu, 7 Sep 2017 07:17:17 +0000 +Subject: [PATCH] 2017-09-07 Matthias Klose + + Backported from mainline + 2017-07-14 Jakub Jelinek + + PR sanitizer/81066 + * sanitizer_common/sanitizer_linux.h: Cherry-pick upstream r307969. + * sanitizer_common/sanitizer_linux.cc: Likewise. + * sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc: Likewise. + * tsan/tsan_platform_linux.cc: Likewise. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@251829 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libsanitizer/sanitizer_common/sanitizer_linux.cc | 3 +-- + libsanitizer/sanitizer_common/sanitizer_linux.h | 4 +--- + .../sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc | 2 +- + libsanitizer/tsan/tsan_platform_linux.cc | 2 +- + 5 files changed, 15 insertions(+), 7 deletions(-) + +diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.cc b/libsanitizer/sanitizer_common/sanitizer_linux.cc +index 9feb307..821b26d 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_linux.cc ++++ b/libsanitizer/sanitizer_common/sanitizer_linux.cc +@@ -514,8 +514,7 @@ uptr internal_prctl(int option, uptr arg2, uptr arg3, uptr arg4, uptr arg5) { + } + #endif + +-uptr internal_sigaltstack(const struct sigaltstack *ss, +- struct sigaltstack *oss) { ++uptr internal_sigaltstack(const void *ss, void *oss) { + return internal_syscall(SYSCALL(sigaltstack), (uptr)ss, (uptr)oss); + } + +diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.h b/libsanitizer/sanitizer_common/sanitizer_linux.h +index 086834c..3a6f4cd 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_linux.h ++++ b/libsanitizer/sanitizer_common/sanitizer_linux.h +@@ -18,7 +18,6 @@ + #include "sanitizer_platform_limits_posix.h" + + struct link_map; // Opaque type returned by dlopen(). +-struct sigaltstack; + + namespace __sanitizer { + // Dirent structure for getdents(). Note that this structure is different from +@@ -27,8 +26,7 @@ struct linux_dirent; + + // Syscall wrappers. + uptr internal_getdents(fd_t fd, struct linux_dirent *dirp, unsigned int count); +-uptr internal_sigaltstack(const struct sigaltstack* ss, +- struct sigaltstack* oss); ++uptr internal_sigaltstack(const void* ss, void* oss); + uptr internal_sigprocmask(int how, __sanitizer_sigset_t *set, + __sanitizer_sigset_t *oldset); + void internal_sigfillset(__sanitizer_sigset_t *set); +diff --git a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc +index 5881202..c54894d 100644 +--- a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc ++++ b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc +@@ -234,7 +234,7 @@ static int TracerThread(void* argument) { + + // Alternate stack for signal handling. + InternalScopedBuffer handler_stack_memory(kHandlerStackSize); +- struct sigaltstack handler_stack; ++ stack_t handler_stack; + internal_memset(&handler_stack, 0, sizeof(handler_stack)); + handler_stack.ss_sp = handler_stack_memory.data(); + handler_stack.ss_size = kHandlerStackSize; +diff --git a/libsanitizer/tsan/tsan_platform_linux.cc b/libsanitizer/tsan/tsan_platform_linux.cc +index 3259131..b8e9078 100644 +--- a/libsanitizer/tsan/tsan_platform_linux.cc ++++ b/libsanitizer/tsan/tsan_platform_linux.cc +@@ -377,7 +377,7 @@ bool IsGlobalVar(uptr addr) { + int ExtractResolvFDs(void *state, int *fds, int nfd) { + #if SANITIZER_LINUX + int cnt = 0; +- __res_state *statp = (__res_state*)state; ++ struct __res_state *statp = (struct __res_state*)state; + for (int i = 0; i < MAXNS && cnt < nfd; i++) { + if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1) + fds[cnt++] = statp->_u._ext.nssocks[i]; +-- +2.9.3 + diff --git a/var/spack/repos/builtin/packages/gcc/ucontext_t-java.patch b/var/spack/repos/builtin/packages/gcc/ucontext_t-java.patch new file mode 100644 index 0000000000..a43e0b5aa2 --- /dev/null +++ b/var/spack/repos/builtin/packages/gcc/ucontext_t-java.patch @@ -0,0 +1,60 @@ +From 9b9287cde20ea57578cf07efb2a96ed4cc0da36f Mon Sep 17 00:00:00 2001 +From: doko +Date: Thu, 7 Sep 2017 07:22:07 +0000 +Subject: [PATCH] 2017-09-07 Matthias Klose + + * include/x86_64-signal.h (HANDLE_DIVIDE_OVERFLOW): Replace + 'struct ucontext' with ucontext_t. + * include/i386-signal.h (HANDLE_DIVIDE_OVERFLOW): Likewise. + * include/s390-signal.h (HANDLE_DIVIDE_OVERFLOW): Likewise. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@251832 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libjava/include/i386-signal.h | 2 +- + libjava/include/s390-signal.h | 2 +- + libjava/include/x86_64-signal.h | 2 +- + 4 files changed, 10 insertions(+), 3 deletions(-) + +diff --git a/libjava/include/i386-signal.h b/libjava/include/i386-signal.h +index c2409b0..ef77e7e 100644 +--- a/libjava/include/i386-signal.h ++++ b/libjava/include/i386-signal.h +@@ -29,7 +29,7 @@ static void _Jv_##_name (int, siginfo_t *, \ + #define HANDLE_DIVIDE_OVERFLOW \ + do \ + { \ +- struct ucontext *_uc = (struct ucontext *)_p; \ ++ ucontext_t *_uc = (ucontext_t *)_p; \ + gregset_t &_gregs = _uc->uc_mcontext.gregs; \ + unsigned char *_eip = (unsigned char *)_gregs[REG_EIP]; \ + \ +diff --git a/libjava/include/s390-signal.h b/libjava/include/s390-signal.h +index 4ca4c10..9261b52 100644 +--- a/libjava/include/s390-signal.h ++++ b/libjava/include/s390-signal.h +@@ -51,7 +51,7 @@ do \ + struct \ + { \ + unsigned long int uc_flags; \ +- struct ucontext *uc_link; \ ++ ucontext_t *uc_link; \ + stack_t uc_stack; \ + mcontext_t uc_mcontext; \ + unsigned long sigmask[2]; \ +diff --git a/libjava/include/x86_64-signal.h b/libjava/include/x86_64-signal.h +index 12383b5..e36c5a3 100644 +--- a/libjava/include/x86_64-signal.h ++++ b/libjava/include/x86_64-signal.h +@@ -28,7 +28,7 @@ static void _Jv_##_name (int, siginfo_t *, \ + #define HANDLE_DIVIDE_OVERFLOW \ + do \ + { \ +- struct ucontext *_uc = (struct ucontext *)_p; \ ++ ucontext_t *_uc = (ucontext_t *)_p; \ + gregset_t &_gregs = _uc->uc_mcontext.gregs; \ + unsigned char *_rip = (unsigned char *)_gregs[REG_RIP]; \ + \ +-- +2.9.3 + diff --git a/var/spack/repos/builtin/packages/gcc/ucontext_t.patch b/var/spack/repos/builtin/packages/gcc/ucontext_t.patch new file mode 100644 index 0000000000..a4f04b4715 --- /dev/null +++ b/var/spack/repos/builtin/packages/gcc/ucontext_t.patch @@ -0,0 +1,189 @@ +From ecf0d1a107133c715763940c2b197aa814710e1b Mon Sep 17 00:00:00 2001 +From: jsm28 +Date: Tue, 4 Jul 2017 10:25:10 +0000 +Subject: [PATCH] Use ucontext_t not struct ucontext in linux-unwind.h files. + +Current glibc no longer gives the ucontext_t type the tag struct +ucontext, to conform with POSIX namespace rules. This requires +various linux-unwind.h files in libgcc, that were previously using +struct ucontext, to be fixed to use ucontext_t instead. This is +similar to the removal of the struct siginfo tag from siginfo_t some +years ago. + +This patch changes those files to use ucontext_t instead. As the +standard name that should be unconditionally safe, so this is not +restricted to architectures supported by glibc, or conditioned on the +glibc version. + +Tested compilation together with current glibc with glibc's +build-many-glibcs.py. + + * config/aarch64/linux-unwind.h (aarch64_fallback_frame_state), + config/alpha/linux-unwind.h (alpha_fallback_frame_state), + config/bfin/linux-unwind.h (bfin_fallback_frame_state), + config/i386/linux-unwind.h (x86_64_fallback_frame_state, + x86_fallback_frame_state), config/m68k/linux-unwind.h (struct + uw_ucontext), config/nios2/linux-unwind.h (struct nios2_ucontext), + config/pa/linux-unwind.h (pa32_fallback_frame_state), + config/sh/linux-unwind.h (sh_fallback_frame_state), + config/tilepro/linux-unwind.h (tile_fallback_frame_state), + config/xtensa/linux-unwind.h (xtensa_fallback_frame_state): Use + ucontext_t instead of struct ucontext. + + +git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-5-branch@249958 138bc75d-0d04-0410-961f-82ee72b054a4 +--- + libgcc/config/aarch64/linux-unwind.h | 2 +- + libgcc/config/alpha/linux-unwind.h | 2 +- + libgcc/config/bfin/linux-unwind.h | 2 +- + libgcc/config/i386/linux-unwind.h | 4 ++-- + libgcc/config/m68k/linux-unwind.h | 2 +- + libgcc/config/nios2/linux-unwind.h | 2 +- + libgcc/config/pa/linux-unwind.h | 2 +- + libgcc/config/sh/linux-unwind.h | 2 +- + libgcc/config/tilepro/linux-unwind.h | 2 +- + libgcc/config/xtensa/linux-unwind.h | 2 +- + 11 files changed, 25 insertions(+), 11 deletions(-) + +diff --git a/libgcc/config/aarch64/linux-unwind.h b/libgcc/config/aarch64/linux-unwind.h +index 86d17b1..909f68f 100644 +--- a/libgcc/config/aarch64/linux-unwind.h ++++ b/libgcc/config/aarch64/linux-unwind.h +@@ -52,7 +52,7 @@ aarch64_fallback_frame_state (struct _Unwind_Context *context, + struct rt_sigframe + { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + }; + + struct rt_sigframe *rt_; +diff --git a/libgcc/config/alpha/linux-unwind.h b/libgcc/config/alpha/linux-unwind.h +index d65474f..9a226b1 100644 +--- a/libgcc/config/alpha/linux-unwind.h ++++ b/libgcc/config/alpha/linux-unwind.h +@@ -51,7 +51,7 @@ alpha_fallback_frame_state (struct _Unwind_Context *context, + { + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + sc = &rt_->uc.uc_mcontext; + } +diff --git a/libgcc/config/bfin/linux-unwind.h b/libgcc/config/bfin/linux-unwind.h +index 0c270e4..7fa95d2 100644 +--- a/libgcc/config/bfin/linux-unwind.h ++++ b/libgcc/config/bfin/linux-unwind.h +@@ -52,7 +52,7 @@ bfin_fallback_frame_state (struct _Unwind_Context *context, + void *puc; + char retcode[8]; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + + /* The void * cast is necessary to avoid an aliasing warning. +diff --git a/libgcc/config/i386/linux-unwind.h b/libgcc/config/i386/linux-unwind.h +index e54bf73..d35fc45 100644 +--- a/libgcc/config/i386/linux-unwind.h ++++ b/libgcc/config/i386/linux-unwind.h +@@ -58,7 +58,7 @@ x86_64_fallback_frame_state (struct _Unwind_Context *context, + if (*(unsigned char *)(pc+0) == 0x48 + && *(unsigned long long *)(pc+1) == RT_SIGRETURN_SYSCALL) + { +- struct ucontext *uc_ = context->cfa; ++ ucontext_t *uc_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem + because it does not alias anything. */ +@@ -138,7 +138,7 @@ x86_fallback_frame_state (struct _Unwind_Context *context, + siginfo_t *pinfo; + void *puc; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem +diff --git a/libgcc/config/m68k/linux-unwind.h b/libgcc/config/m68k/linux-unwind.h +index fb79a4d..b2f5ea4 100644 +--- a/libgcc/config/m68k/linux-unwind.h ++++ b/libgcc/config/m68k/linux-unwind.h +@@ -33,7 +33,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see + /* is unfortunately broken right now. */ + struct uw_ucontext { + unsigned long uc_flags; +- struct ucontext *uc_link; ++ ucontext_t *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + unsigned long uc_filler[80]; +diff --git a/libgcc/config/nios2/linux-unwind.h b/libgcc/config/nios2/linux-unwind.h +index dff1c20..1d88afe 100644 +--- a/libgcc/config/nios2/linux-unwind.h ++++ b/libgcc/config/nios2/linux-unwind.h +@@ -38,7 +38,7 @@ struct nios2_mcontext { + + struct nios2_ucontext { + unsigned long uc_flags; +- struct ucontext *uc_link; ++ ucontext_t *uc_link; + stack_t uc_stack; + struct nios2_mcontext uc_mcontext; + sigset_t uc_sigmask; /* mask last for extensibility */ +diff --git a/libgcc/config/pa/linux-unwind.h b/libgcc/config/pa/linux-unwind.h +index 0149468..9157535 100644 +--- a/libgcc/config/pa/linux-unwind.h ++++ b/libgcc/config/pa/linux-unwind.h +@@ -80,7 +80,7 @@ pa32_fallback_frame_state (struct _Unwind_Context *context, + struct sigcontext *sc; + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *frame; + + /* rt_sigreturn trampoline: +diff --git a/libgcc/config/sh/linux-unwind.h b/libgcc/config/sh/linux-unwind.h +index e63091f..67033f0 100644 +--- a/libgcc/config/sh/linux-unwind.h ++++ b/libgcc/config/sh/linux-unwind.h +@@ -180,7 +180,7 @@ sh_fallback_frame_state (struct _Unwind_Context *context, + { + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_ = context->cfa; + /* The void * cast is necessary to avoid an aliasing warning. + The aliasing warning is correct, but should not be a problem +diff --git a/libgcc/config/tilepro/linux-unwind.h b/libgcc/config/tilepro/linux-unwind.h +index fd83ba7..e3c9ef0 100644 +--- a/libgcc/config/tilepro/linux-unwind.h ++++ b/libgcc/config/tilepro/linux-unwind.h +@@ -61,7 +61,7 @@ tile_fallback_frame_state (struct _Unwind_Context *context, + struct rt_sigframe { + unsigned char save_area[C_ABI_SAVE_AREA_SIZE]; + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_; + + /* Return if this is not a signal handler. */ +diff --git a/libgcc/config/xtensa/linux-unwind.h b/libgcc/config/xtensa/linux-unwind.h +index 9a67b5d..98b7ea6 100644 +--- a/libgcc/config/xtensa/linux-unwind.h ++++ b/libgcc/config/xtensa/linux-unwind.h +@@ -67,7 +67,7 @@ xtensa_fallback_frame_state (struct _Unwind_Context *context, + + struct rt_sigframe { + siginfo_t info; +- struct ucontext uc; ++ ucontext_t uc; + } *rt_; + + /* movi a2, __NR_rt_sigreturn; syscall */ +-- +2.9.3 + -- cgit v1.2.3-60-g2f50