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authorOwen Anderson <resistor@mac.com>2008-05-13 21:25:37 +0000
committerOwen Anderson <resistor@mac.com>2008-05-13 21:25:37 +0000
commitff5a535378f700bf5e48ef17ad74eac21669b78d (patch)
tree467b41b831c11b3b6a6279e8e0c5eede1cc4836c /lib/Analysis/MemoryDependenceAnalysis.cpp
parent9b43ac042e7a8d6e7a1fcc2a0629579dedd0af6e (diff)
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Fix memdep's handling of invokes when finding the dependency of another call
instruction. This fixes some Ada miscompiles reported in PR2324. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51069 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/MemoryDependenceAnalysis.cpp')
-rw-r--r--lib/Analysis/MemoryDependenceAnalysis.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/Analysis/MemoryDependenceAnalysis.cpp b/lib/Analysis/MemoryDependenceAnalysis.cpp
index 4af7b42..7a6633f 100644
--- a/lib/Analysis/MemoryDependenceAnalysis.cpp
+++ b/lib/Analysis/MemoryDependenceAnalysis.cpp
@@ -129,7 +129,7 @@ Instruction* MemoryDependenceAnalysis::getCallSiteDependency(CallSite C,
// FreeInsts erase the entire structure
pointerSize = ~0UL;
- } else if (isa<CallInst>(QI)) {
+ } else if (CallSite::get(QI).getInstruction() != 0) {
AliasAnalysis::ModRefBehavior result =
AA.getModRefBehavior(CallSite::get(QI));
if (result != AliasAnalysis::DoesNotAccessMemory) {