diff options
Diffstat (limited to 'docs/CommandGuide/llvmc.pod')
| -rw-r--r-- | docs/CommandGuide/llvmc.pod | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/docs/CommandGuide/llvmc.pod b/docs/CommandGuide/llvmc.pod index 53eecaf052..18ffb9f03a 100644 --- a/docs/CommandGuide/llvmc.pod +++ b/docs/CommandGuide/llvmc.pod @@ -44,21 +44,24 @@ Enable verbose mode, i.e. print out all executed commands. =item B<--check-graph> -Check the compilation for common errors like mismatched output/input -language names, multiple default edges and cycles. Hidden option, -useful for debugging. +Check the compilation for common errors like mismatched output/input language +names, multiple default edges and cycles. Because of plugins, these checks can't +be performed at compile-time. Exit with code zero if no errors were found, and +return the number of found errors otherwise. Hidden option, useful for debugging +LLVMC plugins. =item B<--view-graph> -Show a graphical representation of the compilation graph. Requires -that you have I<dot> and I<gv> programs installed. Hidden option, -useful for debugging. +Show a graphical representation of the compilation graph and exit. Requires that +you have I<dot> and I<gv> programs installed. Hidden option, useful for +debugging LLVMC plugins. =item B<--write-graph> -Write a I<compilation-graph.dot> file in the current directory with -the compilation graph description in the Graphviz format. Hidden -option, useful for debugging. +Write a I<compilation-graph.dot> file in the current directory with the +compilation graph description in Graphviz format (identical to the file used by +the B<--view-graph> option). The B<-o> option can be used to set the output file +name. Hidden option, useful for debugging LLVMC plugins. =item B<--save-temps> @@ -109,7 +112,8 @@ Use Clang instead of llvm-gcc. =item B<-opt> -Enable optimization with B<opt>. +Enable optimization passes with B<opt>. To pass options to the B<opt> program +use the B<-Wo,> option. =item B<-I> I<directory> |