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/llvm-project-15.0.7/compiler-rt/lib/sanitizer_common/
H A Dsanitizer_posix_libcdep.cpp170 stack_t altstack, oldstack; in SetAlternateSignalStack() local
171 CHECK_EQ(0, sigaltstack(nullptr, &oldstack)); in SetAlternateSignalStack()
174 if (!SANITIZER_ANDROID && !(oldstack.ss_flags & SS_DISABLE)) return; in SetAlternateSignalStack()
185 stack_t altstack, oldstack; in UnsetAlternateSignalStack() local
189 CHECK_EQ(0, sigaltstack(&altstack, &oldstack)); in UnsetAlternateSignalStack()
190 UnmapOrDie(oldstack.ss_sp, oldstack.ss_size); in UnsetAlternateSignalStack()