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-rw-r--r--gnu/packages/code.scm6
1 files changed, 5 insertions, 1 deletions
diff --git a/gnu/packages/code.scm b/gnu/packages/code.scm
index 6e04739f62..859dfd0ca7 100644
--- a/gnu/packages/code.scm
+++ b/gnu/packages/code.scm
@@ -58,7 +58,11 @@
;; Needed to have cflow-mode.el installed.
(native-inputs `(("emacs" ,emacs-minimal)))
-
+ (arguments
+ '(#:configure-flags (list (string-append "CPPFLAGS="
+ "-D" "CFLOW_PREPROC=\\\""
+ (assoc-ref %build-inputs "gcc")
+ "/bin/cpp\\\""))))
(home-page "https://www.gnu.org/software/cflow/")
(synopsis "Create a graph of control flow within a program")
(description