Peter Klausler d40e6005db [flang] Fix crash from empty -DMACRO= (bug #64837) ...

Some vector indexing code in the preprocessor fails with empty
tokens or token sequences in predefined macros.

Fixes https://github.com/llvm/llvm-project/issues/64837.

Differential Revision: https://reviews.llvm.org/D158451

2023-08-23 10:20:45 -07:00

38 KiB

Raw Blame History

View Raw