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Diffstat (limited to 'docs/CommandGuide/clang.rst')
| -rw-r--r-- | docs/CommandGuide/clang.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/docs/CommandGuide/clang.rst b/docs/CommandGuide/clang.rst index 39dbe02..2b45695 100644 --- a/docs/CommandGuide/clang.rst +++ b/docs/CommandGuide/clang.rst @@ -257,6 +257,18 @@ Code Generation Options Generate debug information. Note that Clang debug information works best at -O0. +.. option:: -gmodules + + Generate debug information that contains external references to + types defined in clang modules or precompiled headers instead of + emitting redundant debug type information into every object file. + This option implies :option:`-fmodule-format=obj`. + + This option should not be used when building static libraries for + distribution to other machines because the debug info will contain + references to the module cache on the machine the object files in + the library were built on. + .. option:: -fstandalone-debug -fno-standalone-debug Clang supports a number of optimizations to reduce the size of debug |
