Escape backticks in shell script

Summary: Closes https://github.com/facebook/folly/pull/520

Reviewed By: pixelb

Differential Revision: D4243347

Pulled By: yfeldblum

fbshipit-source-id: cae0b36abdc7807afc188220f7f421f2a3bbc973

diff --git a/folly/configure.ac b/folly/configure.ac
index a0cd818c7603e0afe2b280611243b39d12ef7237..3f4968e02c5d0e421dcbba9366447a1337cdf230 100644 (file)
--- a/folly/configure.ac
+++ b/folly/configure.ac
@@ -182,7 +182,7 @@ if test "$folly_cv_prog_cc_int128" = "yes"; then
 #include <type_traits>
 static_assert(
   ::std::is_same<::std::make_signed<unsigned __int128>::type, __int128>::value,
-  "signed form of `unsigned __uint128` must be `__int128`.");
+  "signed form of \`unsigned __uint128\` must be \`__int128\`.");
       ]])],
       [folly_cv_prog_cc_int128traits=yes],
       [folly_cv_prog_cc_int128traits=no])