2 files changed, 8 insertions, 4 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
index d0f11db8f61..3e0a39c099b 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.cpp
@@ -1046,8 +1046,8 @@ static Comdat::SelectionKind getDecodedComdatSelectionKind(unsigned Val) {
 
 static FastMathFlags getDecodedFastMathFlags(unsigned Val) {
   FastMathFlags FMF;
-  if (0 != (Val & FastMathFlags::UnsafeAlgebra))
-    FMF.setUnsafeAlgebra();
+  if (0 != (Val & FastMathFlags::AllowReassoc))
+    FMF.setAllowReassoc();
   if (0 != (Val & FastMathFlags::NoNaNs))
     FMF.setNoNaNs();
   if (0 != (Val & FastMathFlags::NoInfs))
@@ -1058,6 +1058,8 @@ static FastMathFlags getDecodedFastMathFlags(unsigned Val) {
     FMF.setAllowReciprocal();
   if (0 != (Val & FastMathFlags::AllowContract))
     FMF.setAllowContract(true);
+  if (0 != (Val & FastMathFlags::ApproxFunc))
+    FMF.setApproxFunc();
   return FMF;
 }
 
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index c5d376c9426..03a77c9734e 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -1321,8 +1321,8 @@ static uint64_t getOptimizationFlags(const Value *V) {
     if (PEO->isExact())
       Flags |= 1 << bitc::PEO_EXACT;
   } else if (const auto *FPMO = dyn_cast<FPMathOperator>(V)) {
-    if (FPMO->hasUnsafeAlgebra())
-      Flags |= FastMathFlags::UnsafeAlgebra;
+    if (FPMO->hasAllowReassoc())
+      Flags |= FastMathFlags::AllowReassoc;
     if (FPMO->hasNoNaNs())
       Flags |= FastMathFlags::NoNaNs;
     if (FPMO->hasNoInfs())
@@ -1333,6 +1333,8 @@ static uint64_t getOptimizationFlags(const Value *V) {
       Flags |= FastMathFlags::AllowReciprocal;
     if (FPMO->hasAllowContract())
       Flags |= FastMathFlags::AllowContract;
+    if (FPMO->hasApproxFunc())
+      Flags |= FastMathFlags::ApproxFunc;
   }
 
   return Flags;