From 183a171c30bf2de6d5c6d5c1a2e88deed507dc8e Mon Sep 17 00:00:00 2001
From: Terry Burton <tez@terryburton.co.uk>
Date: Sun, 13 Oct 2024 19:49:31 +0100
Subject: [PATCH] Some GCC versions do not support pragmas within expressions

---
 src/gs1syntaxdictionary.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/gs1syntaxdictionary.c b/src/gs1syntaxdictionary.c
index 3101ed3..6745c11 100644
--- a/src/gs1syntaxdictionary.c
+++ b/src/gs1syntaxdictionary.c
@@ -34,6 +34,15 @@ DIAG_PUSH					\
 DIAG_DISABLE_DEPRECATED_DECLARATIONS		\
 ENT(x)						\
 DIAG_POP
+
+/* GCC has flaky support for pragmas within expressions */
+#if defined(__GNUC__) && !defined(__clang__)
+  #undef DEP
+  #define DEP(x)	ENT(x)
+  DIAG_PUSH
+  DIAG_DISABLE_DEPRECATED_DECLARATIONS
+#endif
+
 const struct name_function_s name_function_map[] = {
 	ENT(couponcode),
 	ENT(couponposoffer),
@@ -78,6 +87,12 @@ const struct name_function_s name_function_map[] = {
 	ENT(yyyymmdd),
 	ENT(zero),
 };
+
+/* Flaky GCC */
+#if defined(__GNUC__) && !defined(__clang__)
+  DIAG_POP
+#endif
+
 #undef ENT
 #undef DEP