configure: use llvm-config --cppflags instead of --cflags

diff --git a/configure.ac b/configure.ac
index 77e7603..bd81775 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1558,7 +1558,7 @@ AC_ARG_ENABLE([gallium-llvm],
 if test "x$enable_gallium_llvm" = xyes; then
     if test "x$LLVM_CONFIG" != xno; then
        LLVM_VERSION=`$LLVM_CONFIG --version`
-       LLVM_CFLAGS=`$LLVM_CONFIG --cflags`
+       LLVM_CFLAGS=`$LLVM_CONFIG --cppflags`
        LLVM_LIBS="`$LLVM_CONFIG --libs jit interpreter nativecodegen bitwriter` -lstdc++"
 
        if test "x$HAS_UDIS86" != xno; then