[PATCH] D50808: [MC, RISCV] Fixed StringRef Assertion `Index < Length && "Invalid index!"'

[Ana Pazos via Phabricator via llvm-commits]

apazos added inline comments.


================
Comment at: lib/MC/MCParser/AsmParser.cpp:1845
   // Directives start with "."
-  if (IDVal[0] == '.' && IDVal != ".") {
+  if (IDVal.size() && IDVal[0] == '.' && IDVal != ".") {
     // There are several entities interested in parsing directives:
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rnk wrote:
> I'd probably spell it `IDVal.startswith(".")` for readability.
good suggestion, will update the patch and merge. Thanks, Reid.


https://reviews.llvm.org/D50808