Command-line Options

The following are the compiler command-line options for CodeWarrior and GCC.

Table 1. Compiler Options
CodeWarrior	GCC
`-proc cortex-m4`	`-mcpu=cortex-m4`
`-proc cortex-m0`	`-mcpu=cortex-m0`
`-prefix file`	`-include file`
`-char [un]signed`	`-f[un]signed-char`
`-Cpp_exceptions on\|off`	`-f[no-]exceptions`
`-RTTI on\|off`	`-f[no-]rtti`
`-O0,O1,O2,O3`	`-O0,O1,O2,O3`
`-Os`	`-Os`
`-big`	`-mbig-endian`
`-little`	`-mlittle-endian`
`-fp soft`	`-msoft-float`
`-fp vfpv4`	`-mfpu=fpv4-sp-d16 -mfloat-abi=hard`
`-[no]interworking`	`-m[no-]thumb-interwork`
`-thumb`	`-mthumb`
`-g`	`-g`

The following are the linker command-line options for CodeWarrior and GCC.

Table 2. Linker Options
CodeWarrior	GCC
`-dead[strip]`	`compiler: -ffunction-sections -fdata-sections / link: --gc-sections`
`-main symbol`	`-e symbol`
`-map file`	`-Map=file`
`{file.lcf}`	`-T{file.ld}`