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authorTim Northover <tnorthover@apple.com>2019-05-14 11:03:13 +0000
committerTim Northover <tnorthover@apple.com>2019-05-14 11:03:13 +0000
commited9117f88d0f2282b6c994fc3a5f4818c4046e84 (patch)
tree784e75392344aebfe36d05e21f510b6d6f0e7dd8 /lldb/packages/Python/lldbsuite/test/expression_command/inline-namespace/main.cpp
parent9df3883618a91832f129213a4637957bf2ba9fa2 (diff)
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GlobalOpt: do not promote globals used atomically to constants.
Some atomic loads are implemented as cmpxchg (particularly if large or floating), and that usually requires write access to the memory involved or it will segfault. We can still propagate the constant value to users we understand though. llvm-svn: 360662
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