88 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From 72edc2c02f8b4768ad660f46a1c7e2400c0a8e06 Mon Sep 17 00:00:00 2001
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| From: jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>
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| Date: Mon, 17 Jul 2017 19:41:08 +0000
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| Subject: [PATCH] 	Backported from mainline 	2017-07-14  Jakub
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|  Jelinek  <jakub@redhat.com>
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| 
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| 	PR sanitizer/81066
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| 	* sanitizer_common/sanitizer_linux.h: Cherry-pick upstream r307969.
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| 	* sanitizer_common/sanitizer_linux.cc: Likewise.
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| 	* sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc: Likewise.
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| 	* tsan/tsan_platform_linux.cc: Likewise.
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| 
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| 
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| git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@250287 138bc75d-0d04-0410-961f-82ee72b054a4
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| ---
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|  libsanitizer/ChangeLog  (REMOVED)                             | 11 +++++++++++
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|  libsanitizer/sanitizer_common/sanitizer_linux.cc              |  3 +--
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|  libsanitizer/sanitizer_common/sanitizer_linux.h               |  4 +---
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|  .../sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc  |  2 +-
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|  libsanitizer/tsan/tsan_platform_linux.cc                      |  2 +-
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|  5 files changed, 15 insertions(+), 7 deletions(-)
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| 
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| diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.cc b/libsanitizer/sanitizer_common/sanitizer_linux.cc
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| index 806fcd5..5b6f186 100644
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| --- a/libsanitizer/sanitizer_common/sanitizer_linux.cc
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| +++ b/libsanitizer/sanitizer_common/sanitizer_linux.cc
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| @@ -605,8 +605,7 @@ uptr internal_prctl(int option, uptr arg2, uptr arg3, uptr arg4, uptr arg5) {
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|  }
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|  #endif
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|  
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| -uptr internal_sigaltstack(const struct sigaltstack *ss,
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| -                         struct sigaltstack *oss) {
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| +uptr internal_sigaltstack(const void *ss, void *oss) {
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|    return internal_syscall(SYSCALL(sigaltstack), (uptr)ss, (uptr)oss);
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|  }
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|  
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| diff --git a/libsanitizer/sanitizer_common/sanitizer_linux.h b/libsanitizer/sanitizer_common/sanitizer_linux.h
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| index 895bfc1..a42df57 100644
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| --- a/libsanitizer/sanitizer_common/sanitizer_linux.h
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| +++ b/libsanitizer/sanitizer_common/sanitizer_linux.h
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| @@ -19,7 +19,6 @@
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|  #include "sanitizer_platform_limits_posix.h"
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|  
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|  struct link_map;  // Opaque type returned by dlopen().
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| -struct sigaltstack;
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|  
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|  namespace __sanitizer {
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|  // Dirent structure for getdents(). Note that this structure is different from
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| @@ -28,8 +27,7 @@ struct linux_dirent;
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|  
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|  // Syscall wrappers.
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|  uptr internal_getdents(fd_t fd, struct linux_dirent *dirp, unsigned int count);
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| -uptr internal_sigaltstack(const struct sigaltstack* ss,
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| -                          struct sigaltstack* oss);
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| +uptr internal_sigaltstack(const void* ss, void* oss);
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|  uptr internal_sigprocmask(int how, __sanitizer_sigset_t *set,
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|      __sanitizer_sigset_t *oldset);
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|  
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| diff --git a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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| index 891386dc..234e8c6 100644
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| --- a/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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| +++ b/libsanitizer/sanitizer_common/sanitizer_stoptheworld_linux_libcdep.cc
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| @@ -273,7 +273,7 @@ static int TracerThread(void* argument) {
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|  
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|    // Alternate stack for signal handling.
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|    InternalScopedBuffer<char> handler_stack_memory(kHandlerStackSize);
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| -  struct sigaltstack handler_stack;
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| +  stack_t handler_stack;
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|    internal_memset(&handler_stack, 0, sizeof(handler_stack));
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|    handler_stack.ss_sp = handler_stack_memory.data();
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|    handler_stack.ss_size = kHandlerStackSize;
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| diff --git a/libsanitizer/tsan/tsan_platform_linux.cc b/libsanitizer/tsan/tsan_platform_linux.cc
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| index 2ed5718..6f972ab 100644
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| --- a/libsanitizer/tsan/tsan_platform_linux.cc
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| +++ b/libsanitizer/tsan/tsan_platform_linux.cc
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| @@ -287,7 +287,7 @@ void InitializePlatform() {
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|  int ExtractResolvFDs(void *state, int *fds, int nfd) {
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|  #if SANITIZER_LINUX && !SANITIZER_ANDROID
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|    int cnt = 0;
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| -  __res_state *statp = (__res_state*)state;
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| +  struct __res_state *statp = (struct __res_state*)state;
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|    for (int i = 0; i < MAXNS && cnt < nfd; i++) {
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|      if (statp->_u._ext.nsaddrs[i] && statp->_u._ext.nssocks[i] != -1)
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|        fds[cnt++] = statp->_u._ext.nssocks[i];
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| -- 
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| 2.9.3
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| 
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