Fix compilation on GCC v10 and higher

GCC compiler v10 and higher throws exception "Multiple definitions of ... First defined here". He we telling compiler to ignore this error, otherwise the software will not compile.
mickolaua · Aug 17, 2023 · 137abe7 · 137abe7
1 parent 63e1260
commit 137abe7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -27,7 +27,7 @@ LIBDIR        =  ../../cfitsio/lib
 
 # standard usage
 # recently added -std=c99 after a bug report
-COPTS = -funroll-loops -O3 -ansi -std=c99 -pedantic-errors -Wall -I$(CFITSIOINCDIR) -D_GNU_SOURCE
+COPTS = -funroll-loops -fcommon -O3 -ansi -std=c99 -pedantic-errors -Wall -I$(CFITSIOINCDIR) -D_GNU_SOURCE
 LIBS  = -L$(LIBDIR) -lm -lcfitsio
 
 # compiler