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-rw-r--r--Build/source/texk/web2c/configure.ac7
1 files changed, 4 insertions, 3 deletions
diff --git a/Build/source/texk/web2c/configure.ac b/Build/source/texk/web2c/configure.ac
index 902902ca58e..6c083929715 100644
--- a/Build/source/texk/web2c/configure.ac
+++ b/Build/source/texk/web2c/configure.ac
@@ -42,16 +42,17 @@ AC_PROG_OBJCXX
KPSE_CXX_HACK
KPSE_LT_HACK
-dnl Include additional code for web2c.
+# Include additional code for web2c.
KPSE_WEB2C_PREPARE
m4_include([ac/web2c.ac])
-dnl LuaTeX requires C++11 because poppler does :(.
+# LuaTeX and XeTeX now require C++11 because poppler does :(.
+# XeTeX also requires C+11 because of ICU.
if test "x$enable_xetex" = xyes \
|| test "x$enable_luatex" = xyes \
|| test "x$enable_luajittex" = xyes \
|| test "x$enable_luatex53" = xyes; then
- AC_MSG_NOTICE([LuaTeX enabled, requiring C++11 support])
+ AC_MSG_NOTICE([checking for C++11, since LuaTeX and/or XeTeX enabled])
AX_CXX_COMPILE_STDCXX([11])
fi