16 lines · c
1// RUN: %clang_cc1 -O3 -triple x86_64-apple-macosx10.10 -main-file-name c-unreachable-after-switch.c %s -o - -emit-llvm -fprofile-instrument=clang | FileCheck %s2 3// CHECK: @[[C:__profc_foo]] = private global [3 x i64] zeroinitializer4 5// CHECK-LABEL: @foo()6// CHECK: store {{.*}} @[[C]]7void foo(void) {8 // CHECK: store {{.*}} @[[C]], i64 16)9 switch (0) {10 default:11 return;12 }13 // We shouldn't emit the unreachable counter. This used to crash in GlobalDCE.14 // CHECK-NOT: store {{.*}} @[[C]], i64 8)15}16