Guard gnu::optimize with defined(__GNUC__) (#6080)

MiguelCompany · mergify[bot] · commit 227a2aafd2a8 · 2025-10-15T08:40:13.000Z
Signed-off-by: Miguel Company <miguelcompany@eprosima.com> (cherry picked from commit e7625c3)
diff --git a/src/cpp/rtps/flowcontrol/FlowControllerImpl.hpp b/src/cpp/rtps/flowcontrol/FlowControllerImpl.hpp
@@ -126,7 +126,7 @@ struct FlowQueue
         }
 
         // TODO: remove optimization with GCC > 15
-        #if defined(__linux__)
+        #if defined(__linux__) && defined(__GNUC__)
         [[gnu::optimize("no-delete-null-pointer-checks")]]
         #endif // if defined(__GNUC__)
         bool is_empty() const noexcept

Original file line number	Diff line number	Diff line change
`@@ -126,7 +126,7 @@ struct FlowQueue`
`126`	`126`	`}`
`127`	`127`
`128`	`128`	`// TODO: remove optimization with GCC > 15`
`129`		`- #if defined(__linux__)`
	`129`	`+ #if defined(__linux__) && defined(__GNUC__)`
`130`	`130`	`[[gnu::optimize("no-delete-null-pointer-checks")]]`
`131`	`131`	`#endif // if defined(__GNUC__)`
`132`	`132`	`bool is_empty() const noexcept`