diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-01-28 05:42:38 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-01-28 05:42:38 +0000 |
| commit | e86e4cd097f50ca1c0bfde9142e0460d0d1203db (patch) | |
| tree | cc56744e5efe7d67d3f73818dc54b5308d831649 | |
| parent | 611a15a18f34de57870f66b57b6d287fd29a9ad1 (diff) | |
fix a crash I introduced, thanks to Ted for the awesome reduced
testcase :)
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63182 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | Driver/DependencyFile.cpp | 7 | ||||
| -rw-r--r-- | test/Driver/dependency-gen.c | 5 |
2 files changed, 10 insertions, 2 deletions
diff --git a/Driver/DependencyFile.cpp b/Driver/DependencyFile.cpp index 0d4ee91f01..673ca0734a 100644 --- a/Driver/DependencyFile.cpp +++ b/Driver/DependencyFile.cpp @@ -174,8 +174,11 @@ void DependencyFileCallback::FileChanged(SourceLocation Loc, // #line markers to affect dependency generation! SourceManager &SM = PP->getSourceManager(); - FileID FID = SM.getFileID(SM.getInstantiationLoc(Loc)); - const char *Filename = SM.getFileEntryForID(FID)->getName(); + const FileEntry *FE = + SM.getFileEntryForID(SM.getFileID(SM.getInstantiationLoc(Loc))); + if (FE == 0) return; + + const char *Filename = FE->getName(); if (!FileMatchesDepCriteria(Filename, FileType)) return; diff --git a/test/Driver/dependency-gen.c b/test/Driver/dependency-gen.c new file mode 100644 index 0000000000..ad9029f9f1 --- /dev/null +++ b/test/Driver/dependency-gen.c @@ -0,0 +1,5 @@ + +// rdar://6533411 +// RUN: clang -MD -MF /tmp/null.d -x c /dev/null + + |