minor - gcc recommends quoting warning messages

CEED · Sep 30, 2021 · 5d23eb2 · 5d23eb2
1 parent 6f38b1f
commit 5d23eb2
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/include/ceed-backend.h b/include/ceed-backend.h
@@ -1,3 +1,3 @@
 #include <ceed/backend.h>
 
-#warning <ceed-backend.h> is deprecated and will be removed in libCEED v0.9; use <ceed/backend.h>
+#warning "<ceed-backend.h> is deprecated and will be removed in libCEED v0.9; use <ceed/backend.h>"
diff --git a/include/ceed-hash.h b/include/ceed-hash.h
@@ -1,3 +1,3 @@
 #include <ceed/hash.h>
 
-#warning <ceed-hash.h> is deprecated and will be removed in libCEED v0.9; use <ceed/hash.h>
+#warning "<ceed-hash.h> is deprecated and will be removed in libCEED v0.9; use <ceed/hash.h>"
diff --git a/include/ceed-khash.h b/include/ceed-khash.h
@@ -1,3 +1,3 @@
 #include <ceed/khash.h>
 
-#warning <ceed-khash.h> is deprecated and will be removed in libCEED v0.9; use <ceed/khash.h>
+#warning "<ceed-khash.h> is deprecated and will be removed in libCEED v0.9; use <ceed/khash.h>"