diff -rupN --no-dereference apitrace-433f99b4e75920fc14816012834bd88998203105/thirdparty/libbacktrace/btest.c apitrace-433f99b4e75920fc14816012834bd88998203105-new/thirdparty/libbacktrace/btest.c
--- apitrace-433f99b4e75920fc14816012834bd88998203105/thirdparty/libbacktrace/btest.c	2020-01-27 12:07:13.000000000 +0100
+++ apitrace-433f99b4e75920fc14816012834bd88998203105-new/thirdparty/libbacktrace/btest.c	2020-01-29 22:57:00.441518901 +0100
@@ -277,9 +277,9 @@ error_callback_three (void *vdata, const
 
 /* Test the backtrace function with non-inlined functions.  */
 
-static int test1 (void) __attribute__ ((noinline, unused));
-static int f2 (int) __attribute__ ((noinline));
-static int f3 (int, int) __attribute__ ((noinline));
+static int test1 (void) __attribute__ ((noinline, noclone, unused));
+static int f2 (int) __attribute__ ((noinline, noclone));
+static int f3 (int, int) __attribute__ ((noinline, noclone));
 
 static int
 test1 (void)
@@ -391,9 +391,9 @@ f13 (int f1line, int f2line)
 
 /* Test the backtrace_simple function with non-inlined functions.  */
 
-static int test3 (void) __attribute__ ((noinline, unused));
-static int f22 (int) __attribute__ ((noinline));
-static int f23 (int, int) __attribute__ ((noinline));
+static int test3 (void) __attribute__ ((noinline, noclone, unused));
+static int f22 (int) __attribute__ ((noinline, noclone));
+static int f23 (int, int) __attribute__ ((noinline, noclone));
 
 static int
 test3 (void)