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Index: opentracing-cpp-1.6.0/3rd_party/include/opentracing/catch2/catch.hpp
===================================================================
--- opentracing-cpp-1.6.0.orig/3rd_party/include/opentracing/catch2/catch.hpp
+++ opentracing-cpp-1.6.0/3rd_party/include/opentracing/catch2/catch.hpp
@@ -6571,6 +6571,17 @@ namespace Catch {
int id;
const char* name;
};
+
+ // 32kb for the alternate stack seems to be sufficient. However, this value
+ // is experimentally determined, so that's not guaranteed.
+ #if defined(_SC_SIGSTKSZ_SOURCE) || defined(_GNU_SOURCE)
+ // on glibc > 2.33 this is no longer constant, see
+ // https://sourceware.org/git/?p=glibc.git;a=blob;f=NEWS;h=85e84fe53699fe9e392edffa993612ce08b2954a;hb=HEAD
+ static constexpr std::size_t altStackSize = 32 * 1024;
+ #else
+ static constexpr std::size_t altStackSize = std::max(static_cast<size_t>(SIGSTKSZ), 32 * 1024)
+ #endif
+
static SignalDefs signalDefs[] = {
{ SIGINT, "SIGINT - Terminal interrupt signal" },
{ SIGILL, "SIGILL - Illegal instruction signal" },
@@ -6597,7 +6608,7 @@ namespace Catch {
isSet = true;
stack_t sigStack;
sigStack.ss_sp = altStackMem;
- sigStack.ss_size = SIGSTKSZ;
+ sigStack.ss_size = altStackSize;
sigStack.ss_flags = 0;
sigaltstack(&sigStack, &oldSigStack);
struct sigaction sa = { };
@@ -6628,7 +6639,7 @@ namespace Catch {
bool FatalConditionHandler::isSet = false;
struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {};
stack_t FatalConditionHandler::oldSigStack = {};
- char FatalConditionHandler::altStackMem[SIGSTKSZ] = {};
+ char FatalConditionHandler::altStackMem[altStackSize] = {};
} // namespace Catch
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