diff options
Diffstat (limited to 'gcc/alias.c')
-rw-r--r-- | gcc/alias.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/alias.c b/gcc/alias.c index 45e868ca963..b9810f07c44 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -1,5 +1,6 @@ /* Alias analysis for GNU C - Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 + Free Software Foundation, Inc. Contributed by John Carr (jfc@mit.edu). This file is part of GCC. @@ -785,7 +786,8 @@ find_base_value (src) { /* If we're inside init_alias_analysis, use new_reg_base_value to reduce the number of relaxation iterations. */ - if (new_reg_base_value && new_reg_base_value[regno]) + if (new_reg_base_value && new_reg_base_value[regno] + && REG_N_SETS (regno) == 1) return new_reg_base_value[regno]; if (reg_base_value[regno]) |