diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll
@@ -0,0 +1,10 @@
+; Just run it through opt, no passes needed.
+; RUN: opt < %s -S | FileCheck %s
+
+define double @fpmathTest(double %a, double %b) {
+entry:
+  %ret = fmul double %a, %b, !fpmath !0
+  ret double %ret
+}
+
+!0 = !{float 3.0}
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.expected b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.expected
@@ -0,0 +1,16 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; Just run it through opt, no passes needed.
+; RUN: opt < %s -S | FileCheck %s
+
+define double @fpmathTest(double %a, double %b) {
+; CHECK-LABEL: @fpmathTest(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[RET:%.*]] = fmul double [[A:%.*]], [[B:%.*]], !fpmath [[FPMATH0:![0-9]+]]
+; CHECK-NEXT:    ret double [[RET]]
+;
+entry:
+  %ret = fmul double %a, %b, !fpmath !0
+  ret double %ret
+}
+
+!0 = !{float 3.0}
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.globals.expected b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.globals.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/basic-metadata.ll.globals.expected
@@ -0,0 +1,19 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
+; Just run it through opt, no passes needed.
+; RUN: opt < %s -S | FileCheck %s
+
+define double @fpmathTest(double %a, double %b) {
+; CHECK-LABEL: @fpmathTest(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    [[RET:%.*]] = fmul double [[A:%.*]], [[B:%.*]], !fpmath [[FPMATH0:![0-9]+]]
+; CHECK-NEXT:    ret double [[RET]]
+;
+entry:
+  %ret = fmul double %a, %b, !fpmath !0
+  ret double %ret
+}
+
+!0 = !{float 3.0}
+;.
+; CHECK: [[FPMATH0]] = !{float 3.000000e+00}
+;.
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/basic-metadata.test b/llvm/test/tools/UpdateTestChecks/update_test_checks/basic-metadata.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/basic-metadata.test
@@ -0,0 +1,9 @@
+## Basic test checking that update_test_checks.py differnt metadata
+# RUN: cp -f %S/Inputs/basic-metadata.ll %t.ll && %update_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/basic-metadata.ll.expected
+## Check that running the script again does not change the result:
+# RUN: %update_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/basic-metadata.ll.expected
+## Also try the --check-globals flag
+# RUN: %update_test_checks %t.ll --check-globals
+# RUN: diff -u %t.ll %S/Inputs/basic-metadata.ll.globals.expected
diff --git a/llvm/utils/UpdateTestChecks/common.py b/llvm/utils/UpdateTestChecks/common.py
--- a/llvm/utils/UpdateTestChecks/common.py
+++ b/llvm/utils/UpdateTestChecks/common.py
@@ -976,6 +976,7 @@
     ),
     NamelessValue(r"DBG", "!", r"!dbg ", r"![0-9]+", None),
     NamelessValue(r"DIASSIGNID", "!", r"!DIAssignID ", r"![0-9]+", None),
+    NamelessValue(r"FPMATH", "!", r"!fpmath ", r"![0-9]+", None),
     NamelessValue(r"PROF", "!", r"!prof ", r"![0-9]+", None),
     NamelessValue(r"TBAA", "!", r"!tbaa ", r"![0-9]+", None),
     NamelessValue(r"TBAA_STRUCT", "!", r"!tbaa.struct ", r"![0-9]+", None),