Alexey Samsonov 32f59d8e1e [UBsan] Skip -fsanitize=vptr instrumentations when the pointer value is null. ...

Otherwise -fsanitize=vptr causes the program to crash when it downcasts
a null pointer.

Reviewed in http://reviews.llvm.org/D4412.
Patch by Byoungyoung Lee!

llvm-svn: 213393

2014-07-18 18:15:39 +00:00

131 KiB

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