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authorDave Brolley <brolley@redhat.com>2009-07-13 11:23:32 -0400
committerDave Brolley <brolley@redhat.com>2009-07-13 11:23:32 -0400
commitee03b2aaf05b2ffed68f2023c8ea61a6ebb5d0ee (patch)
tree2654459de4f19ade39c40f59d2bc4f368c24764f /stap.1.in
parent5739030625d3f1697c264e3d8f04e932d1e0773d (diff)
parent4a4edc21a14792a4cc240b601912734027945ae8 (diff)
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Merge branch 'master' of git://sources.redhat.com/git/systemtap
Conflicts: main.cxx
Diffstat (limited to 'stap.1.in')
-rw-r--r--stap.1.in7
1 files changed, 7 insertions, 0 deletions
diff --git a/stap.1.in b/stap.1.in
index 7736a612..1a287a3e 100644
--- a/stap.1.in
+++ b/stap.1.in
@@ -183,6 +183,13 @@ Send standard output to named file. In bulk mode, percpu files will
start with FILE_ (FILE_cpu with -F) followed by the cpu number.
This supports strftime(3) formats for FILE.
.TP
+.BI \-O[0123s]
+Optimization to use for C code. Passed to gcc in pass 4. -O is an
+alias for -O1, -O0 enables fast compilation, -O1 optimizes the code and
+takes a bit more time, -O2 optimizes more and takes more time, -O3
+optimizes even more and takes even more time, -Os optimizes for size,
+like -O2 but tuned for small code size. The default is -O0.
+.TP
.BI \-c " CMD"
Start the probes, run CMD, and exit when CMD finishes.
.TP