From b099e5e980339d0ebe9e09f868e13a23b6305762 Mon Sep 17 00:00:00 2001
From: 宋文武 <iyzsong@member.fsf.org>
Date: Mon, 7 Aug 2023 22:03:03 +0800
Subject: gnu: exiv2: Get rid of reference to GCC.

This fixes <https://issues.guix.gnu.org/57677>.

* gnu/packages/image.scm (exiv2)[arguments]: Add phase to
remove _GLIBCXX_ASSERTIONS from compiler flags.
---
 gnu/packages/image.scm | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'gnu/packages/image.scm')

diff --git a/gnu/packages/image.scm b/gnu/packages/image.scm
index dadb5f3796..d237bf689c 100644
--- a/gnu/packages/image.scm
+++ b/gnu/packages/image.scm
@@ -1528,6 +1528,12 @@ channels.")
                                "-DEXIV2_ENABLE_BMFF=ON")
        #:phases
        (modify-phases %standard-phases
+         (add-after 'unpack 'patch-gcc-reference
+           (lambda _
+             ;; _GLIBCXX_ASSERTIONS brings reference to GCC.
+             (substitute* "cmake/compilerFlags.cmake"
+               (("add_compile_options[(]-Wp,-D_GLIBCXX_ASSERTIONS[)]")
+                ""))))
          (add-after 'install 'delete-static-libraries
            (lambda* (#:key outputs #:allow-other-keys)
              (let* ((out (assoc-ref outputs "out"))
-- 
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