PR c/29955

[pf3gnuchains/gcc-fork.git] / gcc / configure.ac

diff --git a/gcc/configure.ac b/gcc/configure.ac
index b50b6c8..ae336d7 100644 (file)
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -3353,9 +3353,12 @@ case "$target" in
       else
        glibc_header_dir=/usr/include
       fi
+changequote(,)dnl
       grep '^[         ]*#[    ]*define[       ][      ]*__LONG_DOUBLE_MATH_OPTIONAL' \
         $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \
-      && gcc_cv_target_ldbl128=yes])
+      && gcc_cv_target_ldbl128=yes
+changequote([,])dnl
+      ])
     ;;
 esac
 if test x$gcc_cv_target_ldbl128 = xyes; then