(skip_chars): If enable-multibyte-characters is nil,

[gnu-emacs] / src / bytecode.c

diff --git a/src/bytecode.c b/src/bytecode.c
index 7c73696a99a254606924cb4906f6f8be1708afcb..38a1d3a0d5d7ee2070974facbcd81afec683d18d 100644 (file)
--- a/src/bytecode.c
+++ b/src/bytecode.c
@@ -256,7 +256,20 @@ Lisp_Object Qbytecode;
 
 #define MAYBE_GC()                             \
   if (consing_since_gc > gc_cons_threshold)    \
-    Fgarbage_collect ();
+    {                                          \
+      Fgarbage_collect ();                     \
+      HANDLE_RELOCATION ();                    \
+    }                                          \
+  else
+
+/* Relocate BYTESTR if there has been a GC recently.  */
+#define HANDLE_RELOCATION()                                            \
+  if (! EQ (string_saved, bytestr))                                    \
+    {                                                                  \
+      pc = pc - XSTRING (string_saved)->data + XSTRING (bytestr)->data;        \
+      string_saved = bytestr;                                          \
+    }                                                                  \
+  else
 
 /* Check for jumping out of range.  */
 #define CHECK_RANGE(ARG)                       \
@@ -323,11 +336,8 @@ If the third argument is incorrect, Emacs may crash.")
               pc - XSTRING (string_saved)->data);
 #endif
 
-      if (! EQ (string_saved, bytestr))
-       {
-         pc = pc - XSTRING (string_saved)->data + XSTRING (bytestr)->data;
-         string_saved = bytestr;
-       }
+      /* Update BYTESTR if we had a garbage collection.  */
+      HANDLE_RELOCATION ();
 
 #ifdef BYTE_CODE_METER
       prev_op = this_op;