[PATCH] D17129: [Compiler-rt][MSan] fix param_tls_limit test

Evgeniy Stepanov via llvm-commits llvm-commits at lists.llvm.org
Thu Feb 11 13:06:18 PST 2016


eugenis added a comment.

If an argument does not fit in param-tls, it becomes completely unpoisoned - not just the overflow part, but the entire argument.
I suspect that on non-x86 targets the large struct may be passed as several smaller arguments, and then the ones that fit (completely!) will be poisoned.


Repository:
  rL LLVM

http://reviews.llvm.org/D17129





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