diff --git a/tools/llvmc/plugins/Base/Base.td.in b/tools/llvmc/plugins/Base/Base.td.in
index 38f7941cd67..03d74ebcaab 100644
--- a/tools/llvmc/plugins/Base/Base.td.in
+++ b/tools/llvmc/plugins/Base/Base.td.in
@@ -60,6 +60,8 @@ def OptList : OptionList<[
     (help "A synonym for -mtune"), (hidden)),
  (parameter_option "mcpu",
     (help "A deprecated synonym for -mtune"), (hidden)),
+ (switch_option "mfix-and-continue",
+    (help "Needed by gdb to load .o files dynamically"), (hidden)),
  (parameter_option "MF",
     (help "Specify a file to write dependencies to"), (hidden)),
  (parameter_list_option "MT",
@@ -148,6 +150,7 @@ class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
          (not_empty "mtune"), (forward "mtune"),
          (not_empty "mcpu"), (forward "mcpu"),
          (not_empty "m"), (forward "m"),
+         (switch_on "mfix-and-continue"), (forward "mfix-and-continue"),
          (switch_on "m32"), (forward "m32"),
          (switch_on "m64"), (forward "m64"),
          (switch_on "O0"), (forward "O0"),