26 lines
897 B
Diff
26 lines
897 B
Diff
Patch inspired by file comparison with openjdk@19.
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diff -u -r openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c
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--- openjdk-10.alt/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c 2023-04-05 15:03:00.070787628 +0200
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+++ openjdk-10/test/hotspot/jtreg/runtime/StackGuardPages/exeinvoke.c 2023-04-05 15:29:51.379824348 +0200
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@@ -67,8 +67,17 @@
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longjmp(context, 1);
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}
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-void set_signal_handler() {
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- static char altstack[SIGSTKSZ];
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+static char* altstack = NULL;
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+
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+ void set_signal_handler() {
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+ if (altstack == NULL) {
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+ // Dynamically allocated in case SIGSTKSZ is not constant
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+ altstack = (char*)malloc(SIGSTKSZ);
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+ if (altstack == NULL) {
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+ fprintf(stderr, "Test ERROR. Unable to malloc altstack space\n");
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+ exit(7);
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+ }
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+ }
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stack_t ss = {
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.ss_size = SIGSTKSZ,
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