1; RUN: llc < %s -mtriple=i686-win32 | FileCheck %s 2 3; Previously we would forget to align to stack slot alignment after placing a 4; byval argument. Subsequent arguments would align themselves, but if it was 5; the last argument, the argument size would not be a multiple of stack slot 6; size. This resulted in retl $6 in callee-cleanup functions, as well as subtle 7; varargs bugs. 8 9%struct.Six = type { [6 x i8] } 10 11define x86_stdcallcc void @f(%struct.Six* byval %a) { 12 ret void 13} 14; CHECK-LABEL: _f@8: 15; CHECK: retl $8 16 17define x86_thiscallcc void @g(i8* %this, %struct.Six* byval %a) { 18 ret void 19} 20; CHECK-LABEL: _g: 21; CHECK: retl $8 22 23define x86_fastcallcc void @h(i32 inreg %x, i32 inreg %y, %struct.Six* byval %a) { 24 ret void 25} 26; CHECK-LABEL: @h@16: 27; CHECK: retl $8 28