From 5d51e9cc30df5c014b4d135851798a317bd1b6ea Mon Sep 17 00:00:00 2001 From: jakub Date: Mon, 17 Jul 2017 19:41:08 +0000 Subject: [PATCH] ASAN glibc-2.26 fix Backported from mainline 2017-07-14 Jakub Jelinek Backported from gcc-7-branch Andreas K. Huettel 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-7-branch@250287 138bc75d-0d04-0410-961f-82ee72b054a4 --- libsanitizer/sanitizer_common/sanitizer_linux.cc | 3 +-- libsanitizer/sanitizer_common/sanitizer_linux.h | 4 +--- libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc | 2 +- libsanitizer/tsan/tsan_platform_linux.cc | 2 +- 4 files changed, 4 insertions(+), 7 deletions(-) diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.cc b/libsanitizer/sanitizer_common/sanitizer_linux.cc index 2cefa20a5f0..223d9c68532 100644 --- a/libsanitizer/sanitizer_common/sanitizer_linux.cc +++ b/libsanitizer/sanitizer_common/sanitizer_linux.cc @@ -546,8 +546,7 @@ 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 44977020bce..1594058e1e7 100644 --- a/libsanitizer/sanitizer_common/sanitizer_linux.h +++ b/libsanitizer/sanitizer_common/sanitizer_linux.h @@ -19,7 +19,6 @@ #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 @@ -28,8 +27,7 @@ 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 c919e4f6e97..014162afedc 100644 --- a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc +++ b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc @@ -267,7 +267,7 @@ 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 09cec5fdffd..908f4fe3ec2 100644 --- a/libsanitizer/tsan/tsan_platform_linux.cc +++ b/libsanitizer/tsan/tsan_platform_linux.cc @@ -291,7 +291,7 @@ 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]; -- 2.14.1