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Diffstat (limited to 'gcc/doc/sourcebuild.texi')
| -rw-r--r-- | gcc/doc/sourcebuild.texi | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi index 684069189dc..4f78d735572 100644 --- a/gcc/doc/sourcebuild.texi +++ b/gcc/doc/sourcebuild.texi @@ -973,6 +973,18 @@ This DejaGnu directive provides a list of compiler options, to be used if the target system matches @var{selector}, that replace the default options used for this set of tests. +@item @{ dg-add-options @var{feature} ... @} +Add any compiler options that are needed to access certain features. +This directive does nothing on targets that enable the features by +default, or that don't provide them at all. It must come after +all @code{dg-options} directives. + +The supported values of @var{feature} are: +@table @code +@item c99_runtime +The target's C99 runtime (both headers and libraries). +@end table + @item @{ dg-skip-if @var{comment} @{ @var{selector} @} @{ @var{include-opts} @} @{ @var{exclude-opts} @} @} Skip the test if the test system is included in @var{selector} and if each of the options in @var{include-opts} is in the set of options with |