diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h
index 1025752e8f..885ad45c3a 100644
--- a/target-sparc/cpu.h
+++ b/target-sparc/cpu.h
@@ -699,8 +699,9 @@ uint64_t cpu_tick_get_count(CPUTimer *timer);
 void cpu_tick_set_limit(CPUTimer *timer, uint64_t limit);
 trap_state* cpu_tsptr(CPUSPARCState* env);
 #endif
-void do_unaligned_access(CPUSPARCState *env, target_ulong addr, int is_write,
-                         int is_user, void *retaddr);
+void QEMU_NORETURN do_unaligned_access(CPUSPARCState *env, target_ulong addr,
+                                       int is_write, int is_user,
+                                       void *retaddr);
 
 #define TB_FLAG_FPU_ENABLED (1 << 4)
 #define TB_FLAG_AM_ENABLED (1 << 5)
diff --git a/target-sparc/helper.h b/target-sparc/helper.h
index c4d6225102..e3c7fddbe8 100644
--- a/target-sparc/helper.h
+++ b/target-sparc/helper.h
@@ -78,7 +78,7 @@ DEF_HELPER_1(fcmpeq_fcc1, void, env)
 DEF_HELPER_1(fcmpeq_fcc2, void, env)
 DEF_HELPER_1(fcmpeq_fcc3, void, env)
 #endif
-DEF_HELPER_2(raise_exception, void, env, int)
+DEF_HELPER_2(raise_exception, noreturn, env, int)
 #define F_HELPER_0_1(name) DEF_HELPER_1(f ## name, void, env)
 
 DEF_HELPER_3(faddd, f64, env, f64, f64)