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(parent: 5dfcf43) | patch
Don't promote volatile loads/stores. This is needed (for example) to handle setjmp...
authorAnton Korobeynikov <asl@math.spbu.ru>
Sun, 26 Aug 2007 21:43:30 +0000 (21:43 +0000)
committerAnton Korobeynikov <asl@math.spbu.ru>
Sun, 26 Aug 2007 21:43:30 +0000 (21:43 +0000)
commit9f528e628090ee0ffca35d4577c23b6544f9a119
tree0ff81b463bee04f34f656bf4ab349891eaa06f78tree | snapshot
parent5dfcf4318ab10da62a86cdce94f90c0a0cd42ad1commit | diff
Don't promote volatile loads/stores. This is needed (for example) to handle setjmp/longjmp properly.
This fixes PR1520.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41461 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Transforms/Utils/PromoteMemoryToRegister.cpp diff | blob | history
test/Transforms/Mem2Reg/2007-08-27-VolatileLoadsStores.ll [new file with mode: 0644] blob
C/C++ LLVM-based compilers that forbids OOTA behaviors