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configure: Use PKG_CHECK_MODULES first for libllvm.

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Jason Volk 2020-04-22 10:13:26 -07:00
parent 0f74e9327d
commit 7601031267
1 changed files with 9 additions and 3 deletions
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12
configure.ac
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@ -2021,13 +2021,19 @@ AC_HELP_STRING([--with-llvm-libs=[[[DIR]]]], [Path to libllvm library directory]
LLVM_LDFLAGS="-L/usr/lib/llvm-9/lib"
])
AC_CHECK_LIB([LLVM], [LLVMBuildAnd],
PKG_CHECK_MODULES(LLVM, [LLVM],
[
have_libllvm="yes"
LLVM_LIBS="-lLLVM"
], [
have_libllvm="no"
AC_MSG_WARN([Unable to find LLVM compiler infrastructure library on this system.])
AC_CHECK_LIB([LLVM], [LLVMBuildAnd],
[
have_libllvm="yes"
LLVM_LIBS="-lLLVM"
], [
have_libllvm="no"
AC_MSG_WARN([Unable to find LLVM compiler infrastructure library on this system.])
])
])
AM_CONDITIONAL([LLVM], [test "x$have_libllvm" = "xyes" ])