doc: meson-build-system: Fix build type documentation.

* doc/guix.texi (Build Systems): Fix meson build system description.

diff --git a/doc/guix.texi b/doc/guix.texi
index 22bf6bd..34acc91 100644 (file)
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -6808,8 +6808,9 @@ following phases changed to some specific for Meson:
 
 @item configure
 The phase runs @code{meson} with the flags specified in
-@code{#:configure-flags}.  The flag @option{--build-type} is always set to
-@code{plain} unless something else is specified in @code{#:build-type}.
+@code{#:configure-flags}.  The flag @option{--buildtype} is always set to
+@code{debugoptimized} unless something else is specified in
+@code{#:build-type}.
 
 @item build
 The phase runs @code{ninja} to build the package in parallel by default, but