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Bug 977457 - Move _GNU_SOURCE ifdef a little up to account for cxxabi.h from libcxxrt. r=ehsan

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This commit is contained in:
Jan Beich 2014-03-03 10:29:08 -05:00
parent 2704eac7f6
commit 90ced12417
1 changed files with 6 additions and 3 deletions
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9
xpcom/base/nsStackWalk.cpp
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@ -23,6 +23,12 @@ struct CriticalAddress {
};
static CriticalAddress gCriticalAddress;
// for _Unwind_Backtrace from libcxxrt or libunwind
// cxxabi.h from libcxxrt implicitly includes unwind.h first
#if defined(HAVE__UNWIND_BACKTRACE) && !defined(_GNU_SOURCE)
#define _GNU_SOURCE
#endif
#if defined(HAVE_DLOPEN) || defined(XP_MACOSX)
#include <dlfcn.h>
#endif
@ -1222,9 +1228,6 @@ NS_StackWalk(NS_WalkStackCallback aCallback, uint32_t aSkipFrames,
#elif defined(HAVE__UNWIND_BACKTRACE)
// libgcc_s.so symbols _Unwind_Backtrace@@GCC_3.3 and _Unwind_GetIP@@GCC_3.0
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <unwind.h>
struct unwind_info {