03/03: gnu: gcc: Do not build gcov on MinGW.

[guix-commits]

civodul pushed a commit to branch master
in repository guix.

commit 74038cf66e3a8cdcd9d97a81d9176c3cdefdaaf7
Author: Vivien Kraus <vivien@planete-kraus.eu>
AuthorDate: Tue Apr 18 00:09:55 2023 +0200

    gnu: gcc: Do not build gcov on MinGW.
    
    * gnu/packages/gcc.scm (gcc-configure-flags-for-triplet): Disable gcov when
    targetting mingw.
    
    Co-authored-by: Ludovic Courtès <ludo@gnu.org>
---
 gnu/packages/gcc.scm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gnu/packages/gcc.scm b/gnu/packages/gcc.scm
index b7d15d0730..e3ce0069f0 100644
--- a/gnu/packages/gcc.scm
+++ b/gnu/packages/gcc.scm
@@ -88,6 +88,11 @@ where the OS part is overloaded to denote a specific 
ABI---into GCC
              (string-prefix? "powerpc-" target))
          '("--with-long-double-128"))
 
+        ;; GCC 11.3.0's <libgcov.h> includes <sys/mman.h>, which MinGW lacks:
+        ;; <https://bugs.gentoo.org/show_bug.cgi?id=843989>.
+        ((target-mingw? target)
+         '("--disable-gcov"))
+
         (else
          ;; TODO: Add `arm.*-gnueabi', etc.
          '())))