diff options
Diffstat (limited to 'gcc/c-common.c')
| -rw-r--r-- | gcc/c-common.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/c-common.c b/gcc/c-common.c index 0658141..cca1490 100644 --- a/gcc/c-common.c +++ b/gcc/c-common.c @@ -1,6 +1,6 @@ /* Subroutines shared by all languages that are variants of C. Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, - 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. + 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. This file is part of GCC. @@ -2726,9 +2726,13 @@ c_common_truthvalue_conversion (tree expr) break; case MODIFY_EXPR: - if (!TREE_NO_WARNING (expr)) - warning (OPT_Wparentheses, - "suggest parentheses around assignment used as truth value"); + if (!TREE_NO_WARNING (expr) + && warn_parentheses) + { + warning (OPT_Wparentheses, + "suggest parentheses around assignment used as truth value"); + TREE_NO_WARNING (expr) = 1; + } break; default: |