Fix Fortran tests for Windows platform (#69)

This patch makes minor changes to ignore windows line endings when
Fortran tests are run on windows platform.

Author: omjavaid

Fortran/SNAP/src/CMakeLists.txt

@@ -149,6 +149,9 @@ if(PROJECT_NAME STREQUAL "test-suite")
 			snap.reference_output
 		)
 		set(DIFFPROG_BASE %b/${FPCMP})
+		if(FP_IGNOREWHITESPACE)
+		  set(DIFFPROG_BASE "${DIFFPROG_BASE} -i")
+		endif()
 		set(FP_TOL_SUFFIX "-r ${FP_TOLERANCE}")
 		set(FP_ABSTOL_SUFFIX "-a ${FP_ABSTOLERANCE}")
 		set(DIFFPROG

Fortran/UnitTests/fcvs21_f95/CMakeLists.txt

@@ -82,7 +82,8 @@ endif()
 # Skip some tests that currently fail with flang on AArch64 when using libpgmath.
 # FIXME: Reenable these tests after libpgmath is fixed or after we no longer
 # depend on it.
-if (CMAKE_Fortran_COMPILER_ID STREQUAL "LLVMFlang" AND ARCH STREQUAL "AArch64")
+if (CMAKE_Fortran_COMPILER_ID STREQUAL "LLVMFlang"
+    AND (ARCH STREQUAL "AArch64" OR TARGET_OS STREQUAL "Windows"))
   # Regex because the GLOB returns the full path to each file
   list(FILTER Source EXCLUDE REGEX "FM813\.f$")
   list(FILTER Source EXCLUDE REGEX "FM815\.f$")
@@ -94,7 +95,9 @@ if (CMAKE_Fortran_COMPILER_ID STREQUAL "LLVMFlang" AND ARCH STREQUAL "AArch64")
 endif()
 
 set(FP_TOLERANCE 1.0e-11) # set by the most sensitive numerical test
-set(FP_IGNOREWHITESPACE OFF)
+if (NOT TARGET_OS STREQUAL "Windows")
+  set(FP_IGNOREWHITESPACE OFF)
+endif()
 llvm_singlesource()
 
 file(COPY lit.local.cfg DESTINATION "${CMAKE_CURRENT_BINARY_DIR}")