bpo-36734: Fix compilation of faulthandler.c on HP-UX (GH-12970)

Initialize "stack_t current_stack" to zero using memset().

bpo-36734: Fix compilation of faulthandler.c on HP-UX (GH-12970)
Initialize "stack_t current_stack" to zero using memset().
b84cb708 · Victor Stinner · GitHub · 3bbcc925 · b84cb708 · b84cb708
Unverified Kaydet (Commit) b84cb708 authored Nis 30, 2019 tarafından Victor Stinner Kaydeden (comit) GitHub Nis 30, 2019
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2019-04-26-17-14-20.bpo-36734.p2MaiN.rst ...S.d/next/Library/2019-04-26-17-14-20.bpo-36734.p2MaiN.rst +2 -0

faulthandler.c Modules/faulthandler.c +2 -1

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--- a/Misc/NEWS.d/next/Library/2019-04-26-17-14-20.bpo-36734.p2MaiN.rst
+++ b/Misc/NEWS.d/next/Library/2019-04-26-17-14-20.bpo-36734.p2MaiN.rst
+Fix compilation of ``faulthandler.c`` on HP-UX. Initialize ``stack_t
+current_stack`` to zero using ``memset()``.
--- a/Modules/faulthandler.c
+++ b/Modules/faulthandler.c
@@ -1370,7 +1370,8 @@ void _PyFaulthandler_Fini(void)
 #ifdef HAVE_SIGALTSTACK
    if (stack.ss_sp != NULL) {
        /* Fetch the current alt stack */
-        stack_t current_stack = {};
+        stack_t current_stack;
+        memset(&current_stack, 0, sizeof(current_stack));
        if (sigaltstack(NULL, &current_stack) == 0) {
            if (current_stack.ss_sp == stack.ss_sp) {
                /* The current alt stack is the one that we installed.