diff options
| author | Chris Lattner <sabre@nondot.org> | 2003-02-04 00:03:57 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-02-04 00:03:57 +0000 |
| commit | f52ade928c256e6336356b55b7d07c0f56d6a96a (patch) | |
| tree | da954253d5f937716906f2fff7fab67259adcf3f | |
| parent | e6c0b5dba4b43f90fd489a1a7819b8d9d827bb06 (diff) | |
Add sanity check
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5489 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | include/llvm/Analysis/DSGraph.h | 5 | ||||
| -rw-r--r-- | include/llvm/Analysis/DataStructure/DSGraph.h | 5 | ||||
| -rw-r--r-- | lib/Analysis/DataStructure/DataStructure.cpp | 1 |
3 files changed, 9 insertions, 2 deletions
diff --git a/include/llvm/Analysis/DSGraph.h b/include/llvm/Analysis/DSGraph.h index 0126e2d44f..c5e9396a16 100644 --- a/include/llvm/Analysis/DSGraph.h +++ b/include/llvm/Analysis/DSGraph.h @@ -53,7 +53,10 @@ public: ~DSGraph(); bool hasFunction() const { return Func != 0; } - Function &getFunction() const { return *Func; } + Function &getFunction() const { + assert(hasFunction() && "Cannot call getFunction on graph without a fn!"); + return *Func; + } DSGraph *getGlobalsGraph() const { return GlobalsGraph; } void setGlobalsGraph(DSGraph *G) { GlobalsGraph = G; } diff --git a/include/llvm/Analysis/DataStructure/DSGraph.h b/include/llvm/Analysis/DataStructure/DSGraph.h index 0126e2d44f..c5e9396a16 100644 --- a/include/llvm/Analysis/DataStructure/DSGraph.h +++ b/include/llvm/Analysis/DataStructure/DSGraph.h @@ -53,7 +53,10 @@ public: ~DSGraph(); bool hasFunction() const { return Func != 0; } - Function &getFunction() const { return *Func; } + Function &getFunction() const { + assert(hasFunction() && "Cannot call getFunction on graph without a fn!"); + return *Func; + } DSGraph *getGlobalsGraph() const { return GlobalsGraph; } void setGlobalsGraph(DSGraph *G) { GlobalsGraph = G; } diff --git a/lib/Analysis/DataStructure/DataStructure.cpp b/lib/Analysis/DataStructure/DataStructure.cpp index 80c64d126c..badc9c0801 100644 --- a/lib/Analysis/DataStructure/DataStructure.cpp +++ b/lib/Analysis/DataStructure/DataStructure.cpp @@ -1029,6 +1029,7 @@ void DSGraph::removeDeadNodes(unsigned Flags) { if (AuxFCallsAlive[i]) AuxFunctionCalls[CurIdx++].swap(AuxFunctionCalls[i]); if (!(Flags & DSGraph::RemoveUnreachableGlobals)) { + assert(GlobalsGraph && "No globals graph available??"); // Move the unreachable call nodes to the globals graph... GlobalsGraph->AuxFunctionCalls.insert(GlobalsGraph->AuxFunctionCalls.end(), AuxFunctionCalls.begin()+CurIdx, |