Enhance dead store checker to not flag preincrements to dead variables where the preincrement is a subexpression, e.g. foo(++x);  This can cause false negatives, but will remove a whole class of false positives.

llvm-svn: 57554
2 files changed
tree: 36e52add13c86406458817f1c99f318b84c2e638
  1. clang/
  2. llvm/