diff --git a/qemu/tcg/tcg.c b/qemu/tcg/tcg.c
index 1fce8bb2..6934af4e 100644
--- a/qemu/tcg/tcg.c
+++ b/qemu/tcg/tcg.c
@@ -275,6 +275,12 @@ static bool tcg_resolve_relocs(TCGContext *s)
     return true;
 }
 
+/* Signal overflow, starting over with fewer guest insns. */
+static void QEMU_NORETURN tcg_raise_tb_overflow(TCGContext *s)
+{
+    siglongjmp(s->jmp_trans, -2);
+}
+
 #define C_PFX1(P, A)                    P##A
 #define C_PFX2(P, A, B)                 P##A##_##B
 #define C_PFX3(P, A, B, C)              P##A##_##B##_##C
@@ -648,8 +654,7 @@ static TCGTemp *tcg_temp_alloc(TCGContext *s)
     int n = s->nb_temps++;
 
     if (n >= TCG_MAX_TEMPS) {
-        /* Signal overflow, starting over with fewer guest insns. */
-        siglongjmp(s->jmp_trans, -2);
+        tcg_raise_tb_overflow(s);
     }
     return memset(&s->temps[n], 0, sizeof(TCGTemp));
 }