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-rw-r--r--gcc/ada/init.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ada/init.c b/gcc/ada/init.c
index 43ea1e7..440a068 100644
--- a/gcc/ada/init.c
+++ b/gcc/ada/init.c
@@ -6,7 +6,7 @@
* *
* C Implementation File *
* *
- * Copyright (C) 1992-2015, Free Software Foundation, Inc. *
+ * Copyright (C) 1992-2016, Free Software Foundation, Inc. *
* *
* GNAT is free software; you can redistribute it and/or modify it under *
* terms of the GNU General Public License as published by the Free Soft- *
@@ -503,6 +503,11 @@ __gnat_adjust_context_for_raise (int signo ATTRIBUTE_UNUSED, void *ucontext)
#elif defined (__ARMEL__)
/* ARM Bump has to be an even number because of odd/even architecture. */
mcontext->arm_pc+=2;
+#ifdef __thumb2__
+ /* For thumb, the return address much have the low order bit set, otherwise
+ the unwwinder will reset to "arm" mode upon return. It's a feature. */
+ mcontext->arm_pc+=1;
+#endif
#endif
}