diff --git a/clang/test/Profile/c-generate.c b/clang/test/Profile/c-generate.c
index 5e5b22e8c30d..1e7a739e04e4 100644
--- a/clang/test/Profile/c-generate.c
+++ b/clang/test/Profile/c-generate.c
@@ -5,7 +5,8 @@
 //
 // PROF-INSTR-PATH: constant [24 x i8] c"c-generate-test.profraw\00"
 //
-// PROF-INSTR-NONE-NOT: @__profn_main
+// PROF-INSTR-NONE-NOT: __llvm_prf
+//
 // PROF-INSTR-GARBAGE: invalid PGO instrumentor in argument '-fprofile-instrument=garbage'
 
 int main(void) {
diff --git a/clang/test/Profile/cxx-structors.cpp b/clang/test/Profile/cxx-structors.cpp
index 73562d39c973..d6fc1ad6648b 100644
--- a/clang/test/Profile/cxx-structors.cpp
+++ b/clang/test/Profile/cxx-structors.cpp
@@ -20,13 +20,12 @@ Bar bar;
 
 // Profile data for complete constructors and destructors must absent.
 
-// CHECK-NOT: @__profn__ZN3FooC1Ev
-// CHECK-NOT: @__profn__ZN3FooC1Ei
-// CHECK-NOT: @__profn__ZN3FooD1Ev
-// CHECK-NOT: @__profn__ZN3BarC1Ev
-// CHECK-NOT: @__profn__ZN3BarD1Ev
+// CHECK-NOT: @__profc__ZN3FooC1Ev
+// CHECK-NOT: @__profc__ZN3FooC1Ei
+// CHECK-NOT: @__profc__ZN3FooD1Ev
+// CHECK-NOT: @__profc__ZN3BarC1Ev
+// CHECK-NOT: @__profc__ZN3BarD1Ev
 // CHECK-NOT: @__profc__ZN3FooD1Ev
-// CHECK-NOT: @__profd__ZN3FooD1Ev
 
 int main() {
 }