[Patch]: fix typo in rs6000.c (AIX bootstrap broken)

[Tristan Gingold]

Hi,

looks like an obvious typo.  Ok for trunk ?

Tristan.

2011-10-13  Tristan Gingold  <ging...@adacore.com>

        * config/rs6000/rs6000.c (rs6000_init_builtins): Fix typo.

diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 4fd2192..3bfe33e 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -12213,7 +12213,7 @@ rs6000_init_builtins (void)
 
 #if TARGET_XCOFF
   /* AIX libm provides clog as __clog.  */
-  if ((tdecl = builtin_decl_explicit ([BUILT_IN_CLOG))) != NULL_TREE)
+  if ((tdecl = builtin_decl_explicit (BUILT_IN_CLOG)) != NULL_TREE)
     set_user_assembler_name (tdecl, "__clog");
 #endif