FPGA: Remove unused fno-finite-math flag (#2547)

The `finite-math` flag has been disabled by default from llvm (intel/llvm@c9c91f5).
Therefore, the samples that used to set `fno-finite-math` have started generated a warning about the flag not been used.
This PR removes the now unnecessary flag.

Author: yuguen

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/cholesky/CMakeLists.txt

@@ -66,8 +66,6 @@ endif()
 # Prevent ignoring NaN values
 if(WIN32)
     set(EMULATOR_PLATFORM_FLAGS -fp:precise)
-else()
-    set(EXTRA_COMPILE_FLAG -fno-finite-math-only)
 endif()
 
 if(DEVICE_FLAG MATCHES "A10")
@@ -120,7 +118,7 @@ message(STATUS "FIXED_ITERATIONS=${FIXED_ITERATIONS}")
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS};${SEED};${CLOCK_TARGET})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${BSP_FLAG};-DFIXED_ITERATIONS=${FIXED_ITERATIONS};-DCOMPLEX=${COMPLEX};-DMATRIX_DIMENSION=${MATRIX_DIMENSION};-fbracket-depth=512;${EXTRA_COMPILE_FLAG})
+set(USER_FLAGS ${USER_FLAGS};${BSP_FLAG};-DFIXED_ITERATIONS=${FIXED_ITERATIONS};-DCOMPLEX=${COMPLEX};-DMATRIX_DIMENSION=${MATRIX_DIMENSION};-fbracket-depth=512)
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/cholesky_inversion/CMakeLists.txt

@@ -66,8 +66,6 @@ endif()
 # Prevent ignoring NaN values
 if(WIN32)
     set(EMULATOR_PLATFORM_FLAGS -fp:precise)
-else()
-    set(EXTRA_COMPILE_FLAG -fno-finite-math-only)
 endif()
 
 if(DEVICE_FLAG MATCHES "A10")
@@ -128,7 +126,7 @@ message(STATUS "FIXED_ITERATIONS_INVERSION=${FIXED_ITERATIONS_INVERSION}")
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS};${SEED};${CLOCK_TARGET})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${BSP_FLAG};-DFIXED_ITERATIONS_DECOMPOSITION=${FIXED_ITERATIONS_DECOMPOSITION};-DFIXED_ITERATIONS_INVERSION=${FIXED_ITERATIONS_INVERSION};-DCOMPLEX=${COMPLEX};-DMATRIX_DIMENSION=${MATRIX_DIMENSION};-fbracket-depth=512;${EXTRA_COMPILE_FLAG})
+set(USER_FLAGS ${USER_FLAGS};${BSP_FLAG};-DFIXED_ITERATIONS_DECOMPOSITION=${FIXED_ITERATIONS_DECOMPOSITION};-DFIXED_ITERATIONS_INVERSION=${FIXED_ITERATIONS_INVERSION};-DCOMPLEX=${COMPLEX};-DMATRIX_DIMENSION=${MATRIX_DIMENSION};-fbracket-depth=512)
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/matmul/CMakeLists.txt

@@ -68,8 +68,6 @@ endif()
 # Prevent ignoring NaN values
 if(WIN32)
     set(EMULATOR_PLATFORM_FLAGS -fp:precise)
-else()
-    set(EXTRA_COMPILE_FLAG -fno-finite-math-only)
 endif()
 
 # Set design parameters according to the selected board
@@ -136,7 +134,7 @@ message(STATUS "SEED=${SEED}")
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS};${SEED};-Xsclock=${CLOCK_TARGET})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${EXTRA_COMPILE_FLAG};-DROWS_A=${ROWS_A};-DCOMMON=${COMMON};-DCOLS_B=${COLS_B};-DTILE_A=${TILE_A};-DTILE_B=${TILE_B};${BSP_FLAG})
+set(USER_FLAGS ${USER_FLAGS};-DROWS_A=${ROWS_A};-DCOMMON=${COMMON};-DCOLS_B=${COLS_B};-DTILE_A=${TILE_A};-DTILE_B=${TILE_B};${BSP_FLAG})
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/pca/CMakeLists.txt

@@ -70,8 +70,6 @@ if(WIN32)
     set(PRECISE_FLAG "-fp:precise")
 else()
     set(PRECISE_FLAG "-fp-model=precise")
-    # Prevent ignoring NaN values
-    set(EXTRA_COMPILE_FLAG -fno-finite-math-only)
 endif()
 
 set(BENCHMARK 1)
@@ -119,7 +117,7 @@ endif()
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${PRECISE_FLAG};${EXTRA_COMPILE_FLAG};-fbracket-depth=512;-DFIXED_ITERATIONS=${FIXED_ITERATIONS};-DFEATURES_COUNT=${FEATURES_COUNT};-DSAMPLES_COUNT=${SAMPLES_COUNT};-DBENCHMARK=${BENCHMARK};${BSP_FLAG})
+set(USER_FLAGS ${USER_FLAGS};${PRECISE_FLAG};-fbracket-depth=512;-DFIXED_ITERATIONS=${FIXED_ITERATIONS};-DFEATURES_COUNT=${FEATURES_COUNT};-DSAMPLES_COUNT=${SAMPLES_COUNT};-DBENCHMARK=${BENCHMARK};${BSP_FLAG})
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/qrd/CMakeLists.txt

@@ -69,9 +69,6 @@ endif()
 if(WIN32)
     set(EXTRA_EMULATOR_COMPILE_FLAGS "-fp:precise")
     set(STACK_FLAG "-F 12582912")
-else()
-    # Prevent ignoring NaN values
-    set(EXTRA_COMPILE_FLAG "-fno-finite-math-only")
 endif()
 
 if(DEVICE_FLAG MATCHES "A10")
@@ -133,7 +130,7 @@ message(STATUS "SEED=${SEED}")
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS};${CLOCK_TARGET})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${EXTRA_COMPILE_FLAG};-fbracket-depth=512;${BSP_FLAG};-DFIXED_ITERATIONS=${FIXED_ITERATIONS} -DCOMPLEX=${COMPLEX};-DROWS_COMPONENT=${ROWS_COMPONENT};-DCOLS_COMPONENT=${COLS_COMPONENT})
+set(USER_FLAGS ${USER_FLAGS};-fbracket-depth=512;${BSP_FLAG};-DFIXED_ITERATIONS=${FIXED_ITERATIONS} -DCOMPLEX=${COMPLEX};-DROWS_COMPONENT=${ROWS_COMPONENT};-DCOLS_COMPONENT=${COLS_COMPONENT})
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.

DirectProgramming/C++SYCL_FPGA/ReferenceDesigns/qri/CMakeLists.txt

@@ -68,9 +68,6 @@ endif()
 # Platform specific flags
 if(WIN32)
     set(EXTRA_EMULATOR_COMPILE_FLAGS "-fp:precise")
-else()
-    # Prevent ignoring NaN values
-    set(EXTRA_COMPILE_FLAG "-fno-finite-math-only")
 endif()
 
 if(DEVICE_FLAG MATCHES "A10")
@@ -140,7 +137,7 @@ message(STATUS "SEED=${SEED}")
 set(USER_FPGA_FLAGS ${USER_FPGA_FLAGS};-Xsclock=${CLOCK_TARGET})
 
 # Use cmake -DUSER_FLAGS=<flags> to set extra flags for general compilation.
-set(USER_FLAGS ${USER_FLAGS};${EXTRA_COMPILE_FLAG};-fbracket-depth=512;${BSP_FLAG};-DFIXED_ITERATIONS_QRD=${FIXED_ITERATIONS_QRD};-DFIXED_ITERATIONS_QRI=${FIXED_ITERATIONS_QRI};-DCOMPLEX=${COMPLEX};-DROWS_COMPONENT=${ROWS_COMPONENT};-DCOLS_COMPONENT=${COLS_COMPONENT})
+set(USER_FLAGS ${USER_FLAGS};-fbracket-depth=512;${BSP_FLAG};-DFIXED_ITERATIONS_QRD=${FIXED_ITERATIONS_QRD};-DFIXED_ITERATIONS_QRI=${FIXED_ITERATIONS_QRI};-DCOMPLEX=${COMPLEX};-DROWS_COMPONENT=${ROWS_COMPONENT};-DCOLS_COMPONENT=${COLS_COMPONENT})
 
 # Use cmake -DUSER_INCLUDE_PATHS=<paths> to set extra paths for general
 # compilation.