diff --git a/compiler-rt/lib/builtins/i386/floatdidf.S b/compiler-rt/lib/builtins/i386/floatdidf.S
--- a/compiler-rt/lib/builtins/i386/floatdidf.S
+++ b/compiler-rt/lib/builtins/i386/floatdidf.S
@@ -4,7 +4,7 @@
 
 #include "../assembly.h"
 
-// double __floatundidf(du_int a);
+// double __floatdidf(du_int a);
 
 #ifdef __i386__
 
diff --git a/compiler-rt/lib/builtins/i386/floatdixf.S b/compiler-rt/lib/builtins/i386/floatdixf.S
--- a/compiler-rt/lib/builtins/i386/floatdixf.S
+++ b/compiler-rt/lib/builtins/i386/floatdixf.S
@@ -4,7 +4,7 @@
 
 #include "../assembly.h"
 
-// float __floatdixf(di_int a);
+// long double __floatdixf(di_int a);
 
 #ifdef __i386__