Emit 8 NULs for target section name instead of dumping core when the target

[deliverable/binutils-gdb.git] / gdb / irix4-nat.c

diff --git a/gdb/irix4-nat.c b/gdb/irix4-nat.c
index 8e397b83fc321b49089e890c2276ccc420c5872a..6c3fddad7b4e330fadb106df6454529a194e62b4 100644 (file)
--- a/gdb/irix4-nat.c
+++ b/gdb/irix4-nat.c
@@ -145,9 +145,10 @@ fill_fpregset (fpregset_t *fpregsetp, int regno)
 int
 get_longjmp_target (CORE_ADDR *pc)
 {
-  char buf[TARGET_PTR_BIT / TARGET_CHAR_BIT];
+  char *buf;
   CORE_ADDR jb_addr;
 
+  buf = alloca (TARGET_PTR_BIT / TARGET_CHAR_BIT);
   jb_addr = read_register (A0_REGNUM);
 
   if (target_read_memory (jb_addr + JB_PC * JB_ELEMENT_SIZE, buf,