diff options
Diffstat (limited to 'Documentation/kbuild/makefiles.txt')
-rw-r--r-- | Documentation/kbuild/makefiles.txt | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt index b7d6abb501a..50f4eddf899 100644 --- a/Documentation/kbuild/makefiles.txt +++ b/Documentation/kbuild/makefiles.txt @@ -390,7 +390,7 @@ more details, with real examples. The kernel may be built with several different versions of $(CC), each supporting a unique set of features and options. kbuild provide basic support to check for valid options for $(CC). - $(CC) is useally the gcc compiler, but other alternatives are + $(CC) is usually the gcc compiler, but other alternatives are available. as-option @@ -421,6 +421,11 @@ more details, with real examples. The second argument is optional, and if supplied will be used if first argument is not supported. + as-instr + as-instr checks if the assembler reports a specific instruction + and then outputs either option1 or option2 + C escapes are supported in the test instruction + cc-option cc-option is used to check if $(CC) supports a given option, and not supported to use an optional second option. |