Fix PR gdb/20948: --write option to GDB causes segmentation fault

[deliverable/binutils-gdb.git] / gdb / rs6000-tdep.c

diff --git a/gdb/rs6000-tdep.c b/gdb/rs6000-tdep.c
index e78de49b2e69808966fa77d0e1ba3b071dfe540e..5a3e65f211b71b5f380d3445055d3e2a32b55714 100644 (file)
--- a/gdb/rs6000-tdep.c
+++ b/gdb/rs6000-tdep.c
@@ -989,7 +989,7 @@ ppc_deal_with_atomic_sequence (struct regcache *regcache)
   struct gdbarch *gdbarch = regcache->arch ();
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   CORE_ADDR pc = regcache_read_pc (regcache);
-  CORE_ADDR breaks[2] = {-1, -1};
+  CORE_ADDR breaks[2] = {CORE_ADDR_MAX, CORE_ADDR_MAX};
   CORE_ADDR loc = pc;
   CORE_ADDR closing_insn; /* Instruction that closes the atomic sequence.  */
   int insn = read_memory_integer (loc, PPC_INSN_SIZE, byte_order);