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-rw-r--r--gcc/doc/invoke.texi6
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 3a48494..b548d0c 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -7321,6 +7321,10 @@ types of hosts. The bytecode files are versioned and there is a
strict version check, so bytecode files generated in one version of
GCC will not work with an older/newer version of GCC.
+Link time optimization does not play well with generating debugging
+information. Combining @option{-flto} or @option{-fwhopr} with
+@option{-g} is experimental.
+
This option is disabled by default.
@item -fwhopr
@@ -7337,6 +7341,8 @@ that otherwise would not fit in memory. This option enables
Disabled by default.
+This option is experimental.
+
@item -fwpa
@opindex fwpa
This is an internal option used by GCC when compiling with