Index: simd/x86_64/jidctflt-sse2.asm
--- simd/x86_64/jidctflt-sse2.asm.orig
+++ simd/x86_64/jidctflt-sse2.asm
@@ -76,6 +76,7 @@ PB_CENTERJSAMP  times 16 db  CENTERJSAMPLE
     GLOBAL_FUNCTION(jsimd_idct_float_sse2)
 
 EXTN(jsimd_idct_float_sse2):
+    _endbr64
     push        rbp
     mov         rbp, rsp
     push        r15
