Fix build error because of too many levels of recursion

Change-Id: I0abe6aca69b1b76934fed9f2c866fb947da006cd
Signed-off-by: xuhy <huayong.xu@samsung.com>

diff --git a/packaging/zstd.spec b/packaging/zstd.spec
index c58f742edf55cc1c533b3c19efa0b0d810b9cb01..d4a05c023b4877a3943863af971199d2420fdb40 100644 (file)
--- a/packaging/zstd.spec
+++ b/packaging/zstd.spec
@@ -85,7 +85,7 @@ Needed for compiling programs that link with the library.
 %patch1 -p1
 
 %build
-%global _lto_cflags %{_lto_cflags} -ffat-lto-objects
+%global _lto_cflags %{?_lto_cflags} -ffat-lto-objects
 export CFLAGS="%{optflags}"
 export CXXFLAGS="%{optflags} -std=c++11"
 for dir in lib programs contrib/pzstd; do