From: Nick Lewycky <nicholas@mxc.ca>
Date: Mon, 15 Feb 2010 21:27:56 +0000 (+0000)
Subject: Don't try to materialize a function that isn't materializable anyways. This
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c638088d6f2739f2766801542e81d300e4f59f8f;p=oota-llvm.git

Don't try to materialize a function that isn't materializable anyways. This
fixes a crash using FPM on a Function that isn't owned by a Module.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96273 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/VMCore/PassManager.cpp b/lib/VMCore/PassManager.cpp
index a1d554e4ff8..8a3527ea52a 100644
--- a/lib/VMCore/PassManager.cpp
+++ b/lib/VMCore/PassManager.cpp
@@ -1220,9 +1220,11 @@ void FunctionPassManager::add(Pass *P) {
 /// so, return true.
 ///
 bool FunctionPassManager::run(Function &F) {
-  std::string errstr;
-  if (F.Materialize(&errstr)) {
-    llvm_report_error("Error reading bitcode file: " + errstr);
+  if (F.isMaterializable()) {
+    std::string errstr;
+    if (F.Materialize(&errstr)) {
+      llvm_report_error("Error reading bitcode file: " + errstr);
+    }
   }
   return FPM->run(F);
 }