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authorDimitry Andric <dim@FreeBSD.org>2017-12-18 20:10:56 +0000
committerDimitry Andric <dim@FreeBSD.org>2017-12-18 20:10:56 +0000
commit044eb2f6afba375a914ac9d8024f8f5142bb912e (patch)
tree1475247dc9f9fe5be155ebd4c9069c75aadf8c20 /lib/Analysis/ConstantFolding.cpp
parenteb70dddbd77e120e5d490bd8fbe7ff3f8fa81c6b (diff)
Notes
Diffstat (limited to 'lib/Analysis/ConstantFolding.cpp')
-rw-r--r--lib/Analysis/ConstantFolding.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp
index 0f5ec3f5626e..e88b8f14d54e 100644
--- a/lib/Analysis/ConstantFolding.cpp
+++ b/lib/Analysis/ConstantFolding.cpp
@@ -1359,7 +1359,7 @@ llvm::ConstantFoldLoadThroughGEPIndices(Constant *C,
//
bool llvm::canConstantFoldCallTo(ImmutableCallSite CS, const Function *F) {
- if (CS.isNoBuiltin())
+ if (CS.isNoBuiltin() || CS.isStrictFP())
return false;
switch (F->getIntrinsicID()) {
case Intrinsic::fabs:
@@ -2066,7 +2066,7 @@ Constant *
llvm::ConstantFoldCall(ImmutableCallSite CS, Function *F,
ArrayRef<Constant *> Operands,
const TargetLibraryInfo *TLI) {
- if (CS.isNoBuiltin())
+ if (CS.isNoBuiltin() || CS.isStrictFP())
return nullptr;
if (!F->hasName())
return nullptr;
@@ -2084,7 +2084,7 @@ llvm::ConstantFoldCall(ImmutableCallSite CS, Function *F,
bool llvm::isMathLibCallNoop(CallSite CS, const TargetLibraryInfo *TLI) {
// FIXME: Refactor this code; this duplicates logic in LibCallsShrinkWrap
// (and to some extent ConstantFoldScalarCall).
- if (CS.isNoBuiltin())
+ if (CS.isNoBuiltin() || CS.isStrictFP())
return false;
Function *F = CS.getCalledFunction();
if (!F)