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| author | Chris Lattner <sabre@nondot.org> | 2005-03-15 22:10:04 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-03-15 22:10:04 +0000 |
| commit | 21a79edb2739d819b05ee534c9981f3bedacee95 (patch) | |
| tree | 8662dd86d18e4e445bf4392637eb1a87428f079f /llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp | |
| parent | dadf4b369eb14a7e457132ead98c7e0c82419bf4 (diff) | |
| download | bcm5719-llvm-21a79edb2739d819b05ee534c9981f3bedacee95.tar.gz bcm5719-llvm-21a79edb2739d819b05ee534c9981f3bedacee95.zip | |
fix crashes when we only have a prototype for main.
llvm-svn: 20627
Diffstat (limited to 'llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp')
| -rw-r--r-- | llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp index 6c26602889c..91cfc7c14eb 100644 --- a/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp +++ b/llvm/lib/Analysis/DataStructure/BottomUpClosure.cpp @@ -85,7 +85,7 @@ bool BUDataStructures::runOnModule(Module &M) { // Merge the globals variables (not the calls) from the globals graph back // into the main function's graph so that the main function contains all of // the information about global pools and GV usage in the program. - if (MainFunc) { + if (MainFunc && !MainFunc->isExternal()) { DSGraph &MainGraph = getOrCreateGraph(MainFunc); const DSGraph &GG = *MainGraph.getGlobalsGraph(); ReachabilityCloner RC(MainGraph, GG, |
