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Assert that DIEEntries are constructed with non-null DIEs

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This just brings a crash a little further forward from DWARF emission to
DIE construction to make errors easier to diagnose.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181748 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie 2013-05-14 00:35:19 +00:00
parent 123f18bcb9
commit 17a692e7f1
1 changed files with 3 additions and 1 deletions
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4
lib/CodeGen/AsmPrinter/DIE.h
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@ -325,7 +325,9 @@ namespace llvm {
class DIEEntry : public DIEValue {
DIE *const Entry;
public:
explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {}
explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {
assert(E && "Cannot construct a DIEEntry with a null DIE");
}
DIE *getEntry() const { return Entry; }