diff options
| author | John McCall <rjmccall@apple.com> | 2012-04-13 18:44:05 +0000 |
|---|---|---|
| committer | John McCall <rjmccall@apple.com> | 2012-04-13 18:44:05 +0000 |
| commit | 38baeabb253f3e04d5b54bf834dbd9f5ebdc9e5c (patch) | |
| tree | 0dfea5d768804337cc4514c616ab9699519e2012 /lib/CodeGen/CGDecl.cpp | |
| parent | 653b7cff0efe0d32ab12535846196e3465445fef (diff) | |
Don't enter cleanups for unreachable variables. It's impossible to
jump into these scopes, and the cleanup-entering code sometimes wants
to do some operations first (e.g. a GEP), which can leave us with
unparented IR.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154684 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGDecl.cpp')
| -rw-r--r-- | lib/CodeGen/CGDecl.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/CGDecl.cpp b/lib/CodeGen/CGDecl.cpp index 8c154f0708..644777963b 100644 --- a/lib/CodeGen/CGDecl.cpp +++ b/lib/CodeGen/CGDecl.cpp @@ -1171,6 +1171,10 @@ void CodeGenFunction::EmitAutoVarCleanups(const AutoVarEmission &emission) { // If this was emitted as a global constant, we're done. if (emission.wasEmittedAsGlobal()) return; + // If we don't have an insertion point, we're done. Sema prevents + // us from jumping into any of these scopes anyway. + if (!HaveInsertPoint()) return; + const VarDecl &D = *emission.Variable; // Check the type for a cleanup. |