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Fix compilation error on newer ubuntu releases #3

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Fix compilation error on newer ubuntu releases #3

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9 changes: 5 additions & 4 deletions src/sim/init_signals.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -66,18 +66,19 @@
using namespace std;

// Use an separate stack for fatal signal handlers
static uint8_t fatalSigStack[2 * SIGSTKSZ];

static bool
setupAltStack()
{
const auto stack_size = 2 * SIGSTKSZ;
static uint8_t *fatal_sig_stack = new uint8_t[stack_size];
stack_t stack;
#if defined(__FreeBSD__) && (__FreeBSD_version < 1100097)
stack.ss_sp = (char *)fatalSigStack;
stack.ss_sp = (char *)fatal_sig_stack;
#else
stack.ss_sp = fatalSigStack;
stack.ss_sp = fatal_sig_stack;
#endif
stack.ss_size = sizeof(fatalSigStack);
stack.ss_size = stack_size;
stack.ss_flags = 0;

return sigaltstack(&stack, NULL) == 0;
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