[gnome-code-assistance] build: List more possible names of llvm-config script

[Ting-Wei Lan <lantw src gnome org>]

commit 5418ece7e268d6a66cad3e9da0659eb26203febc
Author: Ting-Wei Lan <lantw src gnome org>
Date:   Tue Nov 15 16:50:58 2016 +0800

    build: List more possible names of llvm-config script
    
    https://bugzilla.gnome.org/show_bug.cgi?id=774458

 configure.ac |   22 ++++++++++++++++++++--
 1 files changed, 20 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4e88aa8..e53899c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -96,7 +96,16 @@ AC_ARG_ENABLE([c],
               [enable_c=auto])
 
 if test "x$enable_c" = "xauto"; then
-       AC_PATH_PROG([LLVM_CONFIG], [llvm-config])
+       AC_PATH_PROGS([LLVM_CONFIG], [ \
+               llvm-config-5.0 llvm-config50 \
+               llvm-config-4.0 llvm-config40 \
+               llvm-config-3.9 llvm-config39 \
+               llvm-config-3.8 llvm-config38 \
+               llvm-config-3.7 llvm-config37 \
+               llvm-config-3.6 llvm-config36 \
+               llvm-config-3.5 llvm-config35 \
+               llvm-config \
+               llvm-config-6.0 llvm-config-devel])
 
        AC_MSG_CHECKING([c backend])
 
@@ -108,7 +117,16 @@ if test "x$enable_c" = "xauto"; then
                enable_c=yes
        fi
 elif test "x$enable_c" != "xno"; then
-       AC_PATH_PROG([LLVM_CONFIG], [llvm-config])
+       AC_PATH_PROGS([LLVM_CONFIG], [ \
+               llvm-config-5.0 llvm-config50 \
+               llvm-config-4.0 llvm-config40 \
+               llvm-config-3.9 llvm-config39 \
+               llvm-config-3.8 llvm-config38 \
+               llvm-config-3.7 llvm-config37 \
+               llvm-config-3.6 llvm-config36 \
+               llvm-config-3.5 llvm-config35 \
+               llvm-config \
+               llvm-config-6.0 llvm-config-devel])
 
        AC_MSG_CHECKING([c backend])