3.6.11 Mapped Linker Options

The options listed below are commonly used linker options.

Table 3-22. Mapped Linker Options
Option	Controls
`-Wl,--gc-sections`	Reclamation of unused memory through garbage collection.
`-Wl,-Map=mapfile`	The generation of a linker map file.
`-Wl,--section-start=section=addr`	Placement of custom-named sections at the specified address. It cannot be used to place standard sections, like (`.data`, `.bss`, `.text`), which must be placed using a `-Wl,-T` option.
`-Wl,-Tsection=address`	The address allocated to the standard (`.data`, `.bss`, `.text`) sections (see Changing and Linking the Allocated Section).