09/10: gnu: vtk-8: Pass -fcommon to compiler.

[guix-commits]

rekado pushed a commit to branch core-updates-frozen
in repository guix.

commit f2bc1877c409402decf0d333b4ce66b87dcffd08
Author: Ricardo Wurmus <rekado@elephly.net>
AuthorDate: Mon Nov 22 08:41:22 2021 +0100

    gnu: vtk-8: Pass -fcommon to compiler.
    
    * gnu/packages/image-processing.scm (vtk-8)[arguments]: Add -fcommon to
    CFLAGS.
---
 gnu/packages/image-processing.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/image-processing.scm 
b/gnu/packages/image-processing.scm
index 1d66ea4..3ab40b1 100644
--- a/gnu/packages/image-processing.scm
+++ b/gnu/packages/image-processing.scm
@@ -409,7 +409,8 @@ integrates with various databases on GUI toolkits such as 
Qt and Tk.")
                            "-DVTK_USE_SYSTEM_SQLITE:BOOL=TRUE"
                            "-DVTK_USE_SYSTEM_THEORA:BOOL=TRUE"
                            "-DVTK_USE_SYSTEM_TIFF:BOOL=TRUE"
-                           "-DVTK_USE_SYSTEM_ZLIB:BOOL=TRUE")
+                           "-DVTK_USE_SYSTEM_ZLIB:BOOL=TRUE"
+                           "-DCMAKE_C_FLAGS=-fcommon")
        #:tests? #f))        ;XXX: test data not included
     (inputs
      `(("double-conversion" ,double-conversion)