compiler: -pipe

Avoid temporary files, speeding up builds.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/configure.ac b/configure.ac
index fedffe3c9e7d4006786be003a7daba2327eece07..28efe43e179280840ed50b8191f2c6ba70f0dd4e 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -720,6 +720,7 @@ AX_CHECK_COMPILE_FLAG([-Werror=shift-overflow=2], [CFLAGS="$CFLAGS -Werror=shift
 AX_CHECK_COMPILE_FLAG([-Wdate-time], [CFLAGS="$CFLAGS -Wdate-time"],,[-Werror])
 AX_CHECK_COMPILE_FLAG([-Wnested-externs], [CFLAGS="$CFLAGS -Wnested-externs"],,[-Werror])
 AX_CHECK_COMPILE_FLAG([-fasynchronous-unwind-tables], [CFLAGS="$CFLAGS -fasynchronous-unwind-tables"],,[-Werror])
+AX_CHECK_COMPILE_FLAG([-pipe], [CFLAGS="$CFLAGS -pipe"],,[-Werror])
 
 AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$LDLAGS -z relro"],,[])
 AX_CHECK_LINK_FLAG([-z now], [LDLAGS="$LDLAGS -z now"],,[])