Re: infinite loop with ' in @tex regions

[Karl Berry]

Hi Brian,

    @tex
    $$
      F_L'(\eta,x) = fcp[k_L] * \exp(exp_F)
    $$
    @end tex

Thanks for the report.  I just installed the following change.
Let me know if still problems.  (Gee, who needs primes, anyway? :)

k

--- texinfo.tex.~1.306.~        2010-02-12 16:57:29.000000000 -0800
+++ texinfo.tex 2010-02-13 09:13:16.000000000 -0800
@@ -5950,2 +5949,6 @@ end
   %
+  % ' is active in math mode (mathcode"8000).  So reset it, and all our
+  % other math active characters (just in case), to plain's definitions.
+  \mathactive
+  %
   \let\b=\ptexb