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-rw-r--r--gnu/packages/perl-maths.scm5
1 files changed, 4 insertions, 1 deletions
diff --git a/gnu/packages/perl-maths.scm b/gnu/packages/perl-maths.scm
index 71e1e819c1..5acf2e2fef 100644
--- a/gnu/packages/perl-maths.scm
+++ b/gnu/packages/perl-maths.scm
@@ -125,7 +125,10 @@ using a list of (X, Y) pairs.")
(search-patches "pdl-2.019-glut-bitmap-fonts.patch"))))
(build-system perl-build-system)
(arguments
- `(#:phases
+ `(#:make-maker-flags
+ ;; This is required because of "gsl_set_error_handler_off".
+ `("OPTIMIZE=-O2 -Wno-error=implicit-function-declaration")
+ #:phases
(modify-phases %standard-phases
(add-after 'unpack 'patch-includes
(lambda* (#:key inputs #:allow-other-keys)