[flang-commits] [flang] [flang]Add new intrinsic function backtrace and complete the TODO of abort (PR #117603)

[Tarun Prabhu via flang-commits]

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@@ -152,11 +153,29 @@ void RTNAME(PauseStatementText)(const char *code, std::size_t length) {
   std::exit(status);
 }
 
+static void PrintBacktrace() {
+  // TODO: Need to parse DWARF information to print function line numbers
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tarunprabhu wrote:

Is `execinfo.h` guaranteed to exist on all Linux platforms? I think this header is only available on systems that use glibc. Some Linux distributions, such as Alpine, use musl. Is the header guaranteed to exist there?

https://github.com/llvm/llvm-project/pull/117603