From e38f0946720dc043ec885bce063e1e3e03c4898e Mon Sep 17 00:00:00 2001
From: Larry Gritz <lg@larrygritz.com>
Date: Mon, 6 Jan 2025 15:03:27 -0800
Subject: [PATCH] Adjust to make safe for LLVM 11

Signed-off-by: Larry Gritz <lg@larrygritz.com>
---
 src/liboslexec/llvm_util.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/liboslexec/llvm_util.cpp b/src/liboslexec/llvm_util.cpp
index f669903eb..ae0b01ca9 100644
--- a/src/liboslexec/llvm_util.cpp
+++ b/src/liboslexec/llvm_util.cpp
@@ -1896,6 +1896,10 @@ void
 LLVM_Util::setup_new_optimization_passes(int optlevel, bool target_host)
 {
 #ifdef OSL_LLVM_NEW_PASS_MANAGER
+#    if OSL_LLVM_VERSION <= 110
+#        error "New pass manager not supported in LLVM 11 and earlier"
+#    endif
+
     OSL_DEV_ONLY(std::cout << "setup_new_optimization_passes " << optlevel);
     OSL_ASSERT(m_new_pass_manager == nullptr);