At the time we expand llvm.memcpy. we introduce some load/store
that break the TBAA. This issue comes out in llvm5.0. So we remove
the TBAA from the compilation passes.
Signed-off-by: Ruiling Song <ruiling.s...@intel.com>
---
backend/src/llvm/llvm_to_gen.cpp | 2 --
1 file changed, 2 deletions(-)
diff --git a/backend/src/llvm/llvm_to_gen.cpp b/backend/src/llvm/llvm_to_gen.cpp
index 8546f73..f679c58 100644
--- a/backend/src/llvm/llvm_to_gen.cpp
+++ b/backend/src/llvm/llvm_to_gen.cpp
@@ -87,7 +87,6 @@ namespace gbe
FPM.add(new TargetLibraryInfo(*libraryInfo));
#endif
#if LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR >= 38
- FPM.add(createTypeBasedAAWrapperPass());
FPM.add(createBasicAAWrapperPass());
#else
FPM.add(createTypeBasedAliasAnalysisPass());
@@ -129,7 +128,6 @@ namespace gbe
MPM.add(new TargetLibraryInfo(*libraryInfo));
#endif
#if LLVM_VERSION_MAJOR * 10 + LLVM_VERSION_MINOR >= 38
- MPM.add(createTypeBasedAAWrapperPass());
MPM.add(createBasicAAWrapperPass());
#else
MPM.add(createTypeBasedAliasAnalysisPass());
--
2.4.1
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