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-rw-r--r--llvm/lib/CodeGen/StackColoring.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/StackColoring.cpp b/llvm/lib/CodeGen/StackColoring.cpp
index dfaad585ca4..281836e909d 100644
--- a/llvm/lib/CodeGen/StackColoring.cpp
+++ b/llvm/lib/CodeGen/StackColoring.cpp
@@ -75,10 +75,10 @@ ProtectFromEscapedAllocas("protect-from-escaped-allocas",
/// Enable enhanced dataflow scheme for lifetime analysis (treat first
/// use of stack slot as start of slot lifetime, as opposed to looking
/// for LIFETIME_START marker). See "Implementation notes" below for
-/// more info.
+/// more info. FIXME: set to false for the moment due to PR27903.
static cl::opt<bool>
LifetimeStartOnFirstUse("stackcoloring-lifetime-start-on-first-use",
- cl::init(true), cl::Hidden,
+ cl::init(false), cl::Hidden,
cl::desc("Treat stack lifetimes as starting on first use, not on START marker."));
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