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-rw-r--r--gcc/configure.ac6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac
index 18c0d1f..f1295d4 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -1220,6 +1220,12 @@ if test x$need_64bit_hwint = xyes; then
[Define to 1 if HOST_WIDE_INT must be 64 bits wide (see hwint.h).])
fi
+if test x$use_long_long_for_widest_fast_int = xyes; then
+ AC_DEFINE(USE_LONG_LONG_FOR_WIDEST_FAST_INT, 1,
+[Define to 1 if the 'long long' (or '__int64') is wider than 'long' but still
+efficiently supported by the host hardware.])
+fi
+
count=a
for f in $host_xm_file; do
count=${count}x