From ee5457cbe88b7f691f774de8515d9a94226d1b00 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Mon, 8 Sep 2003 19:44:26 +0000 Subject: Eliminate support for the llvm.unwind intrinisic, using the Unwind instruction instead git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8411 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Transforms/IPO/PruneEH.cpp | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'lib/Transforms/IPO/PruneEH.cpp') diff --git a/lib/Transforms/IPO/PruneEH.cpp b/lib/Transforms/IPO/PruneEH.cpp index 41f7f73845..8be8761b85 100644 --- a/lib/Transforms/IPO/PruneEH.cpp +++ b/lib/Transforms/IPO/PruneEH.cpp @@ -38,7 +38,7 @@ bool PruneEH::runOnSCC(const std::vector &SCC) { // First, check to see if any callees might throw or if there are any external // functions in this SCC: if so, we cannot prune any functions in this SCC. - // If this SCC includes the llvm.unwind intrinsic, we KNOW it throws, so + // If this SCC includes the unwind instruction, we KNOW it throws, so // obviously the SCC might throw. // bool SCCMightThrow = false; @@ -48,10 +48,11 @@ bool PruneEH::runOnSCC(const std::vector &SCC) { std::find(SCC.begin(), SCC.end(), SCC[i]) == SCC.end()) { SCCMightThrow = true; break; } else if (Function *F = SCC[i]->getFunction()) - if (F->isExternal() || // Is external function - F->getIntrinsicID() == LLVMIntrinsic::unwind) {// Is unwind function! - SCCMightThrow = true; break; - } + if (!F->isExternal()) + for (Function::iterator I = F->begin(), E = F->end(); I != E; ++I) + if (isa(I->getTerminator())) { // Uses unwind! + SCCMightThrow = true; break; + } bool MadeChange = false; -- cgit v1.2.3