To manually compile the source code, use eosio-cc and eosio-ld as if it were clang and lld. All the includes and options specific to EOSIO and CDT are baked in.
USAGE: eosio-cc [options] <input file> ...
OPTIONS:
Generic Options:
-help - Display available options (-help-hidden for more)
-help-list - Display list of available options (-help-list-hidden for more)
-version - Display the version of this program
compiler options:
-C - Include comments in preprocessed output
-CC - Include comments from within macros in preprocessed output
-D=<string> - Define <macro> to <value> (or 1 if <value> omitted)
-E - Only run the preprocessor
-I=<string> - Add directory to include search path
-L=<string> - Add directory to library search path
-MD - Write depfile containing user and system headers
-MF=<string> - Write depfile output
-MMD - Write depfile containing user
-MT=<string> - Specify name of main file output in depfile
-O=<string> - Optimization level s, 0-3
-R=<string> - Add a resource path for inclusion
-S - Only run preprocess and compilation steps
-U=<string> - Undefine macro <macro>
-W=<string> - Enable the specified warning
-abigen - Generate ABI
-abigen_output=<string> - ABIGEN output
-c - Only run preprocess, compile, and assemble steps
-contract=<string> - Contract name
-dD - Print macro definitions in -E mode in addition to normal output
-dI - Print include directives in -E mode in addition to normal output
-dM - Print macro definitions in -E mode instead to normal output
-emit-ast - Emit Clang AST files for source inputs
-emit-llvm - Use the LLVM representation for assembler and object files
-fasm - Assemble file for x86-64
-fcolor-diagnostics - Use colors in diagnostics
-finline-functions - Inline suitable functions
-finline-hint-functions - Inline functions which are (explicitly or implicitly) marked inline
-fmerge-all-constants - Allow merging of constants
-fnative - Compile and link for x86-64
-fno-cfl-aa - Disable CFL Alias Analysis
-fno-elide-constructors - Disable C++ copy constructor elision
-fno-lto - Disable LTO
-fno-post-pass - Don't run post processing pass
-fno-stack-first - Don't set the stack first in memory
-fquery - Produce binaries for wasmql
-fquery-client - Produce binaries for wasmql
-fquery-server - Produce binaries for wasmql
-fstack-protector - Enable stack protectors for functions potentially vulnerable to stack smashing
-fstack-protector-all - Force the usage of stack protectors for all functions
-fstack-protector-strong - Use a strong heuristic to apply stack protectors to functions
-fstrict-enums - Enable optimizations based on the strict definition of an enum's value range
-fstrict-return - Always treat control flow paths that fall off the end of a non-void function as unreachable
-fstrict-vtable-pointers - Enable optimizations based on the strict rules for overwriting polymorphic C++ objects
-fuse-main - Use main as entry
-include=<string> - Include file before parsing
-isystem=<string> - Add directory to SYSTEM include search path
-l=<string> - Root name of library to link
-lto-opt=<string> - LTO Optimization level (O0-O3)
-o=<string> - Write output to <file>
-stack-size=<int> - Specifies the maximum stack size for the contract. Defaults to 8192 bytes.
-sysroot=<string> - Set the system root directory
-v - Show commands to run and use verbose output
-w - Suppress all warnings