Eliminate some clang CI compilations

code_snippets/chapter09/chapter09.sh

@@ -24,7 +24,6 @@ rm -f ./bin/*.*
 
 echo build snippets with GCC=$GCC STD=$STD
 
-
 $GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter09_01-001_port_pin_template.cpp         -o ./bin/chapter09_01-001_port_pin_template.exe
 $GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter09_02-001_programming_interrupts.cpp    -o ./bin/chapter09_02-001_programming_interrupts.exe
 $GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter09_02-002_enable_timer_interrupt.cpp    -o ./bin/chapter09_02-002_enable_timer_interrupt.exe

code_snippets/chapter10/chapter10.sh

@@ -24,12 +24,19 @@ rm -f ./bin/*.*
 
 echo build snippets with GCC=$GCC STD=$STD
 
-$GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter10_08-000_pi_spigot_single.cpp        -o ./bin/chapter10_08-000_pi_spigot_single.exe
+$GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter10_08-000_pi_spigot_single.cpp -o ./bin/chapter10_08-000_pi_spigot_single.exe
+if [[ "$GCC" == "g++" ]]; then
 $GCC -std=$STD -Wall -Wextra -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum -I../../../boost-root ./chapter10_08-001_pi_millions_with_boost.cpp -lgmp -o ./bin/chapter10_08-001_pi_millions_with_boost.exe
+fi
 
+if [[ "$GCC" == "g++" ]]; then
 ls -la \
 ./bin/chapter10_08-000_pi_spigot_single.exe              \
 ./bin/chapter10_08-001_pi_millions_with_boost.exe
+else
+ls -la \
+./bin/chapter10_08-000_pi_spigot_single.exe
+fi
 
 result_ls=$?
 

code_snippets/chapter16/chapter16.sh

@@ -24,10 +24,16 @@ rm -f ./bin/*.*
 
 echo build snippets with GCC=$GCC STD=$STD
 
+if [[ "$GCC" == "g++" ]]; then
 $GCC -std=$STD -Wall -Wextra -Wpedantic -Werror -Wconversion -Wsign-conversion -O3 -m64 -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum ./chapter16_08-001_random_engine.cpp        -o ./bin/chapter16_08-001_random_engine.exe
+fi
 
+if [[ "$GCC" == "g++" ]]; then
 ls -la \
 ./bin/chapter16_08-001_random_engine.exe
+else
+ls -la
+fi
 
 result_ls=$?
 

code_snippets/chapter16/chapter16_08-001_random_engine.cpp

@@ -41,10 +41,9 @@ class random_engine
 
   result_type operator()()
   {
-    using clock_type = std::chrono::high_resolution_clock;
+    const auto time_stamp = static_cast<result_type>(std::chrono::high_resolution_clock::now().time_since_epoch().count());
 
-    const result_type basis_for_seed =
-      static_cast<result_type>(clock_type::now().time_since_epoch().count());
+    const result_type basis_for_seed = static_cast<result_type>(time_stamp);
 
     return static_cast<result_type>(crc32_mpeg2(basis_for_seed));
   }

ref_app/target/build/test_app_benchmarks.sh

@@ -43,7 +43,9 @@ $GCC -std=$STD -Wall         -O3 -march=native -fsanitize=address -fsanitize=shi
 $GCC -std=$STD -Wall         -O3 -march=native -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum -I./src/mcal/host -I./src -I../../boost-root -DAPP_BENCHMARK_TYPE=APP_BENCHMARK_TYPE_BOOST_MATH_CYL_BESSEL_J    -DAPP_BENCHMARK_STANDALONE_MAIN ./src/app/benchmark/app_benchmark_boost_math_cyl_bessel_j.cpp    -o ./bin/app_benchmark_boost_math_cyl_bessel_j.exe
 $GCC -std=$STD -Wall         -O3 -march=native -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum -I./src/mcal/host -I./src -I../../boost-root -DAPP_BENCHMARK_TYPE=APP_BENCHMARK_TYPE_BOOST_MULTIPRECISION_CBRT  -DAPP_BENCHMARK_STANDALONE_MAIN ./src/app/benchmark/app_benchmark_boost_multiprecision_cbrt.cpp  -o ./bin/app_benchmark_boost_multiprecision_cbrt.exe
 $GCC -std=$STD -Wall -Werror -O3 -march=native -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum -I./src/mcal/host -I./src                    -DAPP_BENCHMARK_TYPE=APP_BENCHMARK_TYPE_HASH_SHA256                -DAPP_BENCHMARK_STANDALONE_MAIN ./src/app/benchmark/app_benchmark_hash_sha256.cpp                -o ./bin/app_benchmark_hash_sha256.exe
+if [[ "$GCC" == "g++" ]]; then
 $GCC -std=$STD -Wall -Werror -O3 -march=native -fsanitize=address -fsanitize=shift -fsanitize=shift-exponent -fsanitize=shift-base -fsanitize=integer-divide-by-zero -fsanitize=null -fsanitize=signed-integer-overflow -fsanitize=bounds -fsanitize=alignment -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fsanitize=enum -I./src/mcal/host -I./src                    -DAPP_BENCHMARK_TYPE=APP_BENCHMARK_TYPE_ECC_GENERIC_ECC            -DAPP_BENCHMARK_STANDALONE_MAIN ./src/app/benchmark/app_benchmark_ecc_generic_ecc.cpp            -o ./bin/app_benchmark_ecc_generic_ecc.exe
+fi
 
 ./bin/app_benchmark_complex.exe
 result_var_complex=$?
@@ -102,8 +104,10 @@ result_var_boost_multiprecision_cbrt=$?
 ./bin/app_benchmark_hash_sha256.exe
 result_var_hash_sha256=$?
 
+if [[ "$GCC" == "g++" ]]; then
 ./bin/app_benchmark_ecc_generic_ecc.exe
 result_var_ecc_generic_ecc=$?
+fi
 
 echo "result_var_complex                  : "  "$result_var_complex"
 echo "result_var_crc                      : "  "$result_var_crc"
@@ -124,9 +128,15 @@ echo "result_var_boost_math_cbrt_tgamma   : "  "$result_var_boost_math_cbrt_tgam
 echo "result_var_boost_math_cyl_bessel_j  : "  "$result_var_boost_math_cyl_bessel_j"
 echo "result_var_boost_multiprecision_cbrt: "  "$result_var_boost_multiprecision_cbrt"
 echo "result_var_hash_sha256              : "  "$result_var_hash_sha256"
+if [[ "$GCC" == "g++" ]]; then
 echo "result_var_ecc_generic_ecc          : "  "$result_var_ecc_generic_ecc"
+fi
 
+if [[ "$GCC" == "g++" ]]; then
 result_total=$((result_var_complex+result_var_crc+result_var_fast_math+result_var_filter+result_var_fixed_point+result_var_float+result_var_hash+result_var_none+result_var_pi_agm+result_var_pi_spigot+result_var_pi_spigot_single+$result_var_soft_double_h2f1+result_var_trapezoid_integral+result_var_wide_decimal+result_var_wide_integer+result_var_boost_math_cbrt_tgamma+result_var_boost_math_cyl_bessel_j+result_var_boost_multiprecision_cbrt+result_var_hash_sha256+result_var_ecc_generic_ecc))
+else
+result_total=$((result_var_complex+result_var_crc+result_var_fast_math+result_var_filter+result_var_fixed_point+result_var_float+result_var_hash+result_var_none+result_var_pi_agm+result_var_pi_spigot+result_var_pi_spigot_single+$result_var_soft_double_h2f1+result_var_trapezoid_integral+result_var_wide_decimal+result_var_wide_integer+result_var_boost_math_cbrt_tgamma+result_var_boost_math_cyl_bessel_j+result_var_boost_multiprecision_cbrt+result_var_hash_sha256))
+fi
 
 echo "result_total                        : "  "$result_total"