Index: Fortran/UnitTests/fcvs21_f95/CMakeLists.txt
===================================================================
--- Fortran/UnitTests/fcvs21_f95/CMakeLists.txt
+++ Fortran/UnitTests/fcvs21_f95/CMakeLists.txt
@@ -40,6 +40,7 @@
 set(SPECIAL_CASES "FM905.f" "FM907.f")
 set(Source ${SPECIAL_CASES})
 set(FP_IGNOREWHITESPACE ON)
+set(FP_TOLERANCE 1.0e-7) # FM905 needs a higher relative tolerance than the rest
 llvm_singlesource()
 set(Source)
 
Index: Fortran/UnitTests/fcvs21_f95/FM905.reference_output
===================================================================
--- Fortran/UnitTests/fcvs21_f95/FM905.reference_output
+++ Fortran/UnitTests/fcvs21_f95/FM905.reference_output
@@ -42,7 +42,7 @@
        2.5
      4    INSPECT
                  COMPUTED= 
-   2.50000003E-11  0.250000000       250.000000       2.50000000E+09
+   2.5E-11  0.250000000       250.000000       2.50000000E+09
                  CORRECT=  
         2.5E-11  0.25  250.0   2.5E+09
      5    INSPECT