clang, clang++, clang -o, clang -c, clang -g, clang -Wall, clang -Wextra, clang -Werror, clang -pedantic, clang -std=c99, clang -std=c11, clang -std=c++11, clang -std=c++14, clang -std=c++17, clang -std=c++20, clang -I, clang -L, clang -l, clang -E, clang -S, clang -v, clang -dumpversion, clang -emit-llvm, clang -emit-ast, clang -save-temps, clang -O, clang -O1, clang -O2, clang -O3, clang -Os, clang -Ofast, clang -Og, clang -fopenmp, clang -pthread, clang -fPIC, clang -shared, clang -static, clang -fno-exceptions, clang -fno-rtti, clang -fvisibility, clang -fstack-protector, clang -fstack-protector-strong, clang -fsanitize=address, clang -fsanitize=undefined, clang -fsanitize=thread, clang -fsanitize=leak, clang -fmodules, clang -flto, clang -finline-functions, clang -funroll-loops, clang -march=native, clang -mtune=native, clang -mfpmath=sse, clang -mavx, clang -msse, clang -msse2, clang -mfma, clang -m32, clang -m64, clang -msoft-float, clang -nostdlib, clang -nodefaultlibs, clang -nostartfiles, clang -fno-builtin, clang -fdiagnostics-color, clang -fdiagnostics-plain-output, clang -fdiagnostics-show-option, clang -ftime-report, clang -fstack-usage, clang -fanalyzer, clang -ftree-vectorize, clang -ffunction-sections, clang -fdata-sections, clang -ffast-math, clang -fno-math-errno, clang -frounding-math, clang -funsafe-math-optimizations, clang -ftrapv, clang -fsanitize=bounds, clang -fsanitize=null, clang -fsanitize=signed-integer-overflow, clang -Wshadow, clang -Wconversion, clang -Wunused, clang -Wuninitialized, clang -Wdeprecated, clang -Wformat-security, clang -Wstrict-aliasing, clang -Wfloat-equal, clang -Wunused-parameter, clang -Wno-unused-parameter, clang -Wunused-variable, clang -Wno-unused-variable, clang -Wunused-function, clang -Woverloaded-virtual, clang -Wcast-align, clang -Wcast-qual, clang -Wredundant-decls, clang -Wold-style-cast, clang -Wextra-semi, clang -Winvalid-pch, clang -Wmain, clang -Wreturn-type, clang -Wpacked, clang -Wmissing-braces, clang -Wlogical-op, clang -Wstrict-prototypes, clang -Winline, clang-tidy, clang-format, clang-tidy-checks, clangd, clang -Wunused-macros, clang -Wdocumentation, clang -Wpedantic-macros, clang -Wshadow-compatible-local, clang -Wshadow-uncaptured-local, clang -Wno-unused-result, clang -Wno-implicit-fallthrough.
Clang: LLVM, GCC, Compilers, brew install gcc - On Windows see mingw and cygwin (navbar_gcc - see also navbar_llvm, navbar_clang, navbar_compilers)