50 lines · plain
1; RUN: opt -S -passes=mergefunc < %s | FileCheck %s2 3target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-linux-gnu"5 6define i32 @_Z1fi(i32 %i) #0 {7entry:8 %retval = alloca i32, align 49 %i.addr = alloca i32, align 410 store i32 %i, ptr %i.addr, align 411 %0 = load i32, ptr %i.addr, align 412 %cmp = icmp eq i32 %0, 113 br i1 %cmp, label %if.then, label %if.end14 15if.then:16 store i32 3, ptr %retval17 br label %return18 19if.end:20 %1 = load i32, ptr %i.addr, align 421 %cmp1 = icmp eq i32 %1, 322 br i1 %cmp1, label %if.then.2, label %if.end.323 24if.then.2:25 store i32 56, ptr %retval26 br label %return27 28if.end.3:29 store i32 0, ptr %retval30 br label %return31 32return:33 %2 = load i32, ptr %retval34 ret i32 %235}36 37 38define internal ptr @Afunc(ptr %P) {39 store i32 1, ptr %P40 store i32 3, ptr %P41 ret ptr blockaddress(@_Z1fi, %if.then.2)42}43 44define internal ptr @Bfunc(ptr %P) {45; CHECK-NOT: @Bfunc46 store i32 1, ptr %P47 store i32 3, ptr %P48 ret ptr blockaddress(@_Z1fi, %if.then.2)49}50