Merge "Revert "Add relaxed math attributes to all functions""

utils/prepare-builtins/prepare-builtins.cpp

@@ -14,7 +14,6 @@
 
 #include "llvm/Bitcode/BitcodeReader.h"
 #include "llvm/Bitcode/BitcodeWriter.h"
-#include "llvm/IR/Attributes.h"
 #include "llvm/IR/Function.h"
 #include "llvm/IR/GlobalVariable.h"
 #include "llvm/IR/LLVMContext.h"
@@ -108,18 +107,6 @@ int main(int argc, char **argv) {
     }
   }
 
-  // Set relaxed math attributes. This does not mean a library module was built
-  // with those relaxations, but marks it compatible with the relaxations which
-  // may be used for the kernel module. Setting them prevents removal of them
-  // for a caller function, thus retaining original caller attributes.
-  AttrBuilder B;
-  B.addAttribute("less-precise-fpmad", "true");
-  B.addAttribute("no-infs-fp-math", "true");
-  B.addAttribute("no-nans-fp-math", "true");
-  B.addAttribute("unsafe-fp-math", "true");
-  for (Function &F : M->functions()) {
-    F.addAttributes(AttributeList::FunctionIndex, B);
-  }
 
   if (OutputFilename.empty()) {
     errs() << "no output file\n";