From 4ad0d571fa2e1683abd576ec90cb819397a04f95 Mon Sep 17 00:00:00 2001 From: Mikhail Glushenkov Date: Fri, 27 Mar 2009 12:58:29 +0000 Subject: Documentation update. Expand a bit on various '--*-graph' options. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67836 91177308-0d34-0410-b5e6-96231b3b80d8 --- docs/CommandGuide/llvmc.pod | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'docs/CommandGuide') diff --git a/docs/CommandGuide/llvmc.pod b/docs/CommandGuide/llvmc.pod index 53eecaf..18ffb9f 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 and I programs installed. Hidden option, -useful for debugging. +Show a graphical representation of the compilation graph and exit. Requires that +you have I and I programs installed. Hidden option, useful for +debugging LLVMC plugins. =item B<--write-graph> -Write a I file in the current directory with -the compilation graph description in the Graphviz format. Hidden -option, useful for debugging. +Write a I 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. +Enable optimization passes with B. To pass options to the B program +use the B<-Wo,> option. =item B<-I> I -- cgit v1.1