1 ; RUN: opt -S -inline %s -o - | FileCheck %s 2 ; RUN: opt -S -passes='cgscc(inline)' %s -o - | FileCheck %s 3 4 ; Check that memcpy2 is completely inlined away. 5 ; CHECK-NOT: memcpy2 6 7 @.str = private unnamed_addr constant [2 x i8] c"a\00", align 1 8 @.str1 = private unnamed_addr constant [3 x i8] c"ab\00", align 1 9 10 ; Function Attrs: nounwind ssp uwtable 11 define i32 @main(i32 %argc, i8** nocapture readnone %argv) #0 { 12 entry: 13 %data = alloca [2 x i8], align 1 14 %arraydecay = getelementptr inbounds [2 x i8], [2 x i8]* %data, i64 0, i64 0 15 call fastcc void @memcpy2(i8* %arraydecay, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0), i64 1) 16 call fastcc void @memcpy2(i8* %arraydecay, i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str1, i64 0, i64 0), i64 2) 17 ret i32 0 18 } 19 20 ; Function Attrs: inlinehint nounwind ssp uwtable 21 define internal fastcc void @memcpy2(i8* nocapture %dst, i8* nocapture readonly %src, i64 %size) #1 { 22 entry: 23 %vla = alloca i64, i64 %size, align 16 24 %0 = bitcast i64* %vla to i8* 25 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* %src, i64 %size, i1 false) 26 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %dst, i8* %0, i64 %size, i1 false) 27 ret void 28 } 29 30 ; Function Attrs: nounwind 31 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1) #2 32 33 attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 34 attributes #1 = { inlinehint nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 35 attributes #2 = { nounwind } 36 37 !llvm.ident = !{!0} 38 39 !0 = !{!"clang version 3.5.0 (trunk 205695) (llvm/trunk 205706)"} 40
