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-rw-r--r--llvm/lib/Transforms/IPO/PassManagerBuilder.cpp6
-rw-r--r--llvm/test/Feature/optnone-opt.ll1
2 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
index 6e1edbb21c7..6cc6d3b63f4 100644
--- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -137,8 +137,8 @@ static cl::opt<int> PreInlineThreshold(
"(default = 75)"));
static cl::opt<bool> EnableGVNHoist(
- "enable-gvn-hoist", cl::init(false), cl::Hidden,
- cl::desc("Enable the GVN hoisting pass"));
+ "enable-gvn-hoist", cl::init(true), cl::Hidden,
+ cl::desc("Enable the GVN hoisting pass (default = on)"));
static cl::opt<bool>
DisableLibCallsShrinkWrap("disable-libcalls-shrinkwrap", cl::init(false),
@@ -245,7 +245,7 @@ void PassManagerBuilder::populateFunctionPassManager(
FPM.add(createCFGSimplificationPass());
FPM.add(createSROAPass());
FPM.add(createEarlyCSEPass());
- if(EnableGVNHoist)
+ if (EnableGVNHoist)
FPM.add(createGVNHoistPass());
FPM.add(createLowerExpectIntrinsicPass());
}
diff --git a/llvm/test/Feature/optnone-opt.ll b/llvm/test/Feature/optnone-opt.ll
index f53877d4aea..a00013ec179 100644
--- a/llvm/test/Feature/optnone-opt.ll
+++ b/llvm/test/Feature/optnone-opt.ll
@@ -41,6 +41,7 @@ attributes #0 = { optnone noinline }
; OPT-O1-DAG: Skipping pass 'Combine redundant instructions'
; OPT-O1-DAG: Skipping pass 'Dead Store Elimination'
; OPT-O1-DAG: Skipping pass 'Early CSE'
+; OPT-O1-DAG: Skipping pass 'Early GVN Hoisting of Expressions'
; OPT-O1-DAG: Skipping pass 'Jump Threading'
; OPT-O1-DAG: Skipping pass 'MemCpy Optimization'
; OPT-O1-DAG: Skipping pass 'Reassociate expressions'
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