silence compiler warnings

Signed-off-by: Steffen Jaeckel <[email protected]>

Author: sjaeckel

testme.sh

@@ -401,13 +401,19 @@ do
     continue
   fi
   compiler_version=$(echo "$i="$($i -dumpversion))
-  if [ "$compiler_version" == "clang=4.2.1" ]
-  then
-    # one of my versions of clang complains about some stuff in stdio.h and stdarg.h ...
-    TEST_CFLAGS="-Wno-typedef-redefinition"
-  else
-    TEST_CFLAGS=""
-  fi
+  case "$compiler_version" in
+    clang*=4.2.1)
+      # one of my versions of clang complains about some stuff in stdio.h and stdarg.h ...
+      TEST_CFLAGS="-Wno-typedef-redefinition"
+    ;;
+    gcc*=9.*)
+      # gcc 9 seems to sometimes think that variables are uninitialized, but they are.
+      TEST_CFLAGS="-Wno-maybe-uninitialized"
+    ;;
+    *)
+      TEST_CFLAGS=""
+    ;;
+  esac
   echo $compiler_version
 
   for a in "${archflags[@]}"