1; RUN: llvm-as %s -o %t.o 2; RUN: %ld64 -lto_library %llvmshlibdir/libLTO.dylib -dylib -arch x86_64 -macos_version_min 10.10.0 -o %t.dylib %t.o -save-temps -undefined dynamic_lookup -exported_symbol _bar -lSystem -mllvm -lto-discard-value-names 3; RUN: llvm-dis %t.dylib.lto.opt.bc -o - | FileCheck --check-prefix=DISCARD %s 4 5; RUN: %ld64 -lto_library %llvmshlibdir/libLTO.dylib -dylib -arch x86_64 -macos_version_min 10.10.0 -o %t.dylib %t.o -save-temps -undefined dynamic_lookup -exported_symbol _bar -lSystem -mllvm -lto-discard-value-names=false 6; RUN: llvm-dis %t.dylib.lto.opt.bc -o - | FileCheck --check-prefix=KEEP %s 7 8; The test requires asserts, as it depends on the default value for 9; -lto-discard-value-names at the moment. 10 11; REQUIRES: asserts 12 13; DISCARD: %{{[0-9]+}} = icmp 14; DISCARD: %add = add i32 15 16; KEEP: %cmp.i = icmp 17; KEEP : %add = add i32 18 19target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 20target triple = "x86_64-apple-macosx10.10.0" 21 22declare void @external() 23 24define internal i32 @foo(i32 %a, i32 %b) { 25entry: 26 %cmp = icmp ult i32 %a, %b 27 br i1 %cmp, label %then, label %else 28 29then: 30 call void @external() 31 ret i32 10 32 33else: 34 ret i32 20 35} 36 37define i32 @bar(i32 %a) { 38 %res = call i32 @foo(i32 %a, i32 10) 39 %add = add i32 %res, %a 40 ret i32 %add 41} 42