Modify func-attr-fast-math.f90 test case to be resilient to other attributes being produced (e.g. target-cpu, target-features)

Author: asb

flang/test/Driver/func-attr-fast-math.f90

@@ -1,20 +1,20 @@
-! Test that -mframe-pointer can accept only specific values and when given an invalid value, check it raises an error.
+! REQUIRES: x86-registered-target
 
-! RUN: %flang -O1 -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-NOFASTMATH
-! RUN: %flang -Ofast -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-OFAST
-! RUN: %flang -O1 -ffast-math -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-FFAST-MATH
+! RUN: %flang --target=x86_64 -O1 -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-NOFASTMATH
+! RUN: %flang --target=x86_64 -Ofast -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-OFAST
+! RUN: %flang --target=x86_64 -O1 -ffast-math -emit-llvm -S -o - %s 2>&1| FileCheck %s --check-prefix=CHECK-FFAST-MATH
 
 subroutine func
 end subroutine func
 
 ! CHECK-NOFASTMATH-LABEL: define void @func_() local_unnamed_addr
 ! CHECK-NOFASTMATH-SAME: #[[ATTRS:[0-9]+]]
-! CHECK-NOFASTMATH: attributes #[[ATTRS]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) }
-!
+! CHECK-NOT fp-math"=
+
 ! CHECK-OFAST-LABEL: define void @func_() local_unnamed_addr
 ! CHECK-OFAST-SAME: #[[ATTRS:[0-9]+]]
-! CHECK-OFAST: attributes #[[ATTRS]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) "approx-func-fp-math"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "unsafe-fp-math"="true" }
+! CHECK-OFAST: attributes #[[ATTRS]] = { {{.*}}"approx-func-fp-math"="true" {{.*}}"no-infs-fp-math"="true" {{.*}}"no-nans-fp-math"="true" {{.*}}"no-signed-zeros-fp-math"="true" {{.*}}"unsafe-fp-math"="true"{{.*}} }
 
 ! CHECK-FFAST-MATH-LABEL: define void @func_() local_unnamed_addr
 ! CHECK-FFAST-MATH-SAME: #[[ATTRS:[0-9]+]]
-! CHECK-FFAST-MATH: attributes #[[ATTRS]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) "approx-func-fp-math"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "unsafe-fp-math"="true" }
+! CHECK-FFAST-MATH: attributes #[[ATTRS]] = { {{.*}}"approx-func-fp-math"="true" {{.*}}"no-infs-fp-math"="true" {{.*}}"no-nans-fp-math"="true" {{.*}}"no-signed-zeros-fp-math"="true" {{.*}}"unsafe-fp-math"="true"{{.*}} }