1 /* PR target/78967 */ 2 /* { dg-do compile } */ 3 /* { dg-options "-O2 -masm=att" } */ 4 /* { dg-additional-options "-mregparm=3" { target ia32 } } */ 5 /* { dg-final { scan-assembler-not "movzbl" } } */ 6 7 struct S1 8 { 9 unsigned char pad1; 10 unsigned char val; 11 unsigned short pad2; 12 }; 13 foo(struct S1 a,struct S1 b)14struct S1 foo (struct S1 a, struct S1 b) 15 { 16 a.val = b.val; 17 18 return a; 19 } 20 21 /* { dg-final { scan-assembler "\[ \t\]movb\[ \t\]+%.h, %.h" } } */ 22