[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit

Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/stdlib/bug-getcontext.c b/ap/libc/glibc/glibc-2.22/stdlib/bug-getcontext.c
new file mode 100644
index 0000000..133ee91
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.22/stdlib/bug-getcontext.c
@@ -0,0 +1,67 @@
+/* BZ 12420 */
+
+#include <errno.h>
+#include <fenv.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <ucontext.h>
+
+static int
+do_test (void)
+{
+  if (FE_ALL_EXCEPT == 0)
+    {
+      printf("Skipping test; no support for FP exceptions.\n");
+      return 0;
+    }
+
+  int except_mask = 0;
+#ifdef FE_DIVBYZERO
+  except_mask |= FE_DIVBYZERO;
+#endif
+#ifdef FE_INVALID
+  except_mask |= FE_INVALID;
+#endif
+#ifdef FE_OVERFLOW
+  except_mask |= FE_OVERFLOW;
+#endif
+#ifdef FE_UNDERFLOW
+  except_mask |= FE_UNDERFLOW;
+#endif
+  int status = feenableexcept (except_mask);
+
+  except_mask = fegetexcept ();
+  if (except_mask == -1)
+    {
+      printf("\nBefore getcontext(): fegetexcept returned: %d\n",
+	     except_mask);
+      return 1;
+    }
+
+  ucontext_t ctx;
+  status = getcontext(&ctx);
+  if (status)
+    {
+      printf("\ngetcontext failed, errno: %d.\n", errno);
+      return 1;
+    }
+
+  printf ("\nDone with getcontext()!\n");
+  fflush (NULL);
+
+  int mask = fegetexcept ();
+  if (mask != except_mask)
+    {
+      printf("\nAfter getcontext(): fegetexcept returned: %d, expected: %d.\n",
+	     mask, except_mask);
+      return 1;
+    }
+
+  printf("\nAt end fegetexcept() returned %d, expected: %d.\n",
+	 mask, except_mask);
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"