show backtrace in assert failure and not abort

src/backend/distributed/utils/backtrace.c

@@ -8,7 +8,6 @@
 
 #include "postgres.h"
 #include "backtrace.h"
-// #include "backtrace-supported.h"
 #include "lib/stringinfo.h"
 
 #include "distributed/backtrace.h"
@@ -54,6 +53,11 @@ Backtrace(int elevel)
 	errdetail("%s", GenerateBackTrace());
 }
 
+void AssertBacktrace(void) {
+	const char * backtrace = GenerateBackTrace();
+    ereport(ERROR, (errmsg("%s", backtrace)));
+}
+
 
 static char *
 GenerateBackTrace(void)

src/include/distributed/backtrace.h

@@ -12,5 +12,6 @@
 #define CITUS_BACKTRACE_H
 
 void Backtrace(int elevel);
+void AssertBacktrace(void);
 
 #endif

src/include/distributed/log_utils.h

@@ -66,4 +66,14 @@ extern char * HashLogMessage(const char *text);
 		ereport_domain(elevel, TEXTDOMAIN, rest); \
 	} while (0)
 
+#undef Trap
+#define Trap(condition, errorType) \
+	do { \
+		if (condition) { \
+			AssertBacktrace(); \
+			ExceptionalCondition(CppAsString(condition), (errorType), \
+								 __FILE__, __LINE__); \
+		} \
+	} while (0)
+
 #endif /* LOG_UTILS_H */