Add Compiler.get_supported_arguments()

Add a helper for the common pattern of:
  args_to_use = []
  foreach arg : candidate_args
    if cc.has_argument(arg)
      args_to_use += arg
    endif
  endforeach

Replaced with:
  args_to_use = cc.get_supported_arguments(candidate_args)

1 files changed, 4 insertions, 0 deletions

diff --git a/docs/markdown/Reference-manual.md b/docs/markdown/Reference-manual.md
index 91f7edd..e388878 100644
--- a/docs/markdown/Reference-manual.md
+++ b/docs/markdown/Reference-manual.md
@@ -1286,6 +1286,10 @@ the following methods:
 - `get_id()` returns a string identifying the compiler. For example,
   `gcc`, `msvc`, [and more](Compiler-properties.md#compiler-id).
 
+- `get_supported_arguments(list_of_string)` returns an array
+  containing only the arguments supported by the compiler, as if
+  `has_argument` were called on them individually.
+
 - `compiles(code)` returns true if the code fragment given in the
   positional argument compiles, you can specify external dependencies
   to use with `dependencies` keyword argument, `code` can be either a