(EXECUTE_IF_AND_COMPL_IN_REG_SET): Fix setting of scan_rs_.

From-SVN: r14166

diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index 2aa092a..acd5ba7 100644 (file)
--- a/gcc/basic-block.h
+++ b/gcc/basic-block.h
@@ -222,11 +222,11 @@ do {                                                                      \
    set in the first regset and not set in the second. */
 #define EXECUTE_IF_AND_COMPL_IN_REG_SET(REGSET1, REGSET2, MIN, REGNUM, CODE) \
 do {                                                                   \
-  register REGSET_ELT_TYPE *scan_rs1_ = (REGSET1);                     \
-  register REGSET_ELT_TYPE *scan_rs2_ = (REGSET2);                     \
-  register int i_;                                                     \
+  register int i_ = (MIN) / REGSET_ELT_BITS;                           \
   register int shift_ = (MIN) % REGSET_ELT_BITS;                       \
-  for (i_ = (MIN) / REGSET_ELT_BITS; i_ < regset_size; i_++)           \
+  register REGSET_ELT_TYPE *scan_rs1_ = (REGSET1) + i_;                        \
+  register REGSET_ELT_TYPE *scan_rs2_ = (REGSET2) + i_;                        \
+  for ( ; i_ < regset_size; i_++)                                      \
     {                                                                  \
       REGSET_ELT_TYPE word_ = *scan_rs1_++ & ~ *scan_rs2_++;           \
       if (word_)                                                       \