PR symtab/17391 gdb internal error: assertion fails in regcache.c:178

[deliverable/binutils-gdb.git] / gdb / stabsread.c

diff --git a/gdb/stabsread.c b/gdb/stabsread.c
index e6eacd3797bce781a56adb51b220d8bc076c9479..bc4356606998db79cbd7f33940c376327cf0ddf6 100644 (file)
--- a/gdb/stabsread.c
+++ b/gdb/stabsread.c
@@ -169,7 +169,7 @@ static void
 reg_value_complaint (int regnum, int num_regs, const char *sym)
 {
   complaint (&symfile_complaints,
-            _("register number %d too large (max %d) in symbol %s"),
+            _("bad register number %d (max %d) in symbol %s"),
              regnum, num_regs - 1, sym);
 }
 
@@ -597,8 +597,9 @@ stab_reg_to_regnum (struct symbol *sym, struct gdbarch *gdbarch)
 {
   int regno = gdbarch_stab_reg_to_regnum (gdbarch, SYMBOL_VALUE (sym));
 
-  if (regno >= gdbarch_num_regs (gdbarch)
-               + gdbarch_num_pseudo_regs (gdbarch))
+  if (regno < 0
+      || regno >= (gdbarch_num_regs (gdbarch)
+                  + gdbarch_num_pseudo_regs (gdbarch)))
     {
       reg_value_complaint (regno,
                           gdbarch_num_regs (gdbarch)