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authorLasse Collin <lasse.collin@tukaani.org>2008-03-22 14:18:29 +0200
committerLasse Collin <lasse.collin@tukaani.org>2008-03-22 14:18:29 +0200
commit03e0e8a0d7228b6ff1f0af39e2c040a4e425973d (patch)
treea4387a886060ee6b27c70d05ca5cb1406fdd00ac /configure.ac
parentUpdate a comment to use the variable name rep_len_decoder. (diff)
downloadxz-03e0e8a0d7228b6ff1f0af39e2c040a4e425973d.tar.xz
Added autoconf check to detect if we can use arithmetic
right shift for optimizations.
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index dbafd73c..472a7d16 100644
--- a/configure.ac
+++ b/configure.ac
@@ -407,6 +407,7 @@ AC_CHECK_HEADERS([assert.h errno.h byteswap.h sys/param.h sys/sysctl.h],
AC_C_INLINE
AC_C_RESTRICT
+AX_C_ARITHMETIC_RSHIFT
AC_HEADER_STDBOOL