1 // RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-no-function-names-in-data %s -o - | FileCheck %s --check-prefix WITHOUTNAMES
3 // RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-notes-file=aaa.gcno -coverage-data-file=bbb.gcda -dwarf-column-info -debug-info-kind=limited -dwarf-version=4 %s -o - | FileCheck %s --check-prefix GCOV_FILE_INFO
4 
5 // RUN: %clang_cc1 -emit-llvm-bc -o /dev/null -fexperimental-new-pass-manager -fdebug-pass-manager -femit-coverage-data %s 2>&1 | FileCheck --check-prefix=NEWPM %s
6 
7 // NEWPM: Running pass: GCOVProfilerPass
8 
9 
10 int test1(int a) {
11   switch (a % 2) {
12   case 0:
13     ++a;
14   case 1:
15     a /= 2;
16   }
17   return a;
18 }
19 
20 // Check that the noredzone flag is set on the generated functions.
21 
22 // CHECK: void @__llvm_gcov_indirect_counter_increment(i32* %{{.*}}, i64** %{{.*}}) unnamed_addr [[NRZ:#[0-9]+]]
23 
24 // Inside llvm_gcov_writeout, check that -coverage-no-function-names-in-data
25 // passes null as the function name.
26 // CHECK: void @__llvm_gcov_writeout() unnamed_addr [[NRZ]]
27 // CHECK: call void @llvm_gcda_emit_function({{.*}}, i8* getelementptr {{.*}}, {{.*}})
28 // WITHOUTNAMES: void @__llvm_gcov_writeout() unnamed_addr
29 // WITHOUTNAMES: call void @llvm_gcda_emit_function({{.*}}, i8* null, {{.*}})
30 
31 // CHECK: void @__llvm_gcov_flush() unnamed_addr [[NRZ]]
32 // CHECK: void @__llvm_gcov_init() unnamed_addr [[NRZ]]
33 
34 // CHECK: attributes [[NRZ]] = { {{.*}}noredzone{{.*}} }
35 
36 // GCOV_FILE_INFO: !llvm.gcov = !{![[GCOV:[0-9]+]]}
37 // GCOV_FILE_INFO: ![[GCOV]] = !{!"aaa.gcno", !"bbb.gcda", !{{[0-9]+}}}
38