1 files changed, 7 insertions, 0 deletions
diff --git a/clang/test/CodeGen/exprs.c b/clang/test/CodeGen/exprs.c
index b3cf9133bda..f7b02bc8a09 100644
--- a/clang/test/CodeGen/exprs.c
+++ b/clang/test/CodeGen/exprs.c
@@ -137,3 +137,10 @@ int f12() {
   // CHECK: ret i32 1
   return 1||1;
 }
+
+// Make sure negate of fp uses -0.0 for proper -0 handling.
+double f13(double X) {
+  // CHECK: define double @f13
+  // CHECK: fsub double -0.000000e+00, %tmp
+  return -X;
+}