1 // RUN: dsymutil -f -y %p/dummy-debug-map.map -oso-prepend-path \ 2 // RUN: %p/../Inputs/inlined-static-variable -o - -keep-function-for-static \ 3 // RUN: | llvm-dwarfdump - | FileCheck %s --implicit-check-not \ 4 // RUN: "{{DW_AT_low_pc|DW_AT_high_pc|DW_AT_location|DW_TAG|NULL}}" \ 5 // RUN: --check-prefixes=CHECK 6 // 7 // RUN: dsymutil --linker llvm --no-odr -f -y %p/dummy-debug-map.map \ 8 // RUN: -oso-prepend-path %p/../Inputs/inlined-static-variable -o - \ 9 // RUN: -keep-function-for-static | llvm-dwarfdump - | FileCheck %s \ 10 // RUN: --implicit-check-not \ 11 // RUN: "{{DW_AT_low_pc|DW_AT_high_pc|DW_AT_location|DW_TAG|NULL}}" \ 12 // RUN: --check-prefixes=CHECK 13 14 // clang -g -c inlined-static-variable.cpp -o 4.o 15 16 // The functions removed and not_removed are not in the debug map and are 17 // considered dead, but they are also inlined into the function foo which is 18 // in the debug map. Those function-local globals are alive and thus should 19 // have locations in the debug info even if their functions do not. 20 21 inline __attribute__((always_inline)) int removed() { 22 static int a = 0; 23 return ++a; 24 } 25 26 __attribute__((always_inline)) int not_removed() { 27 static int b = 0; 28 return ++b; 29 } 30 31 int unused() { 32 static int c = 0; 33 return ++c; 34 } 35 36 int foo() { 37 return removed() + not_removed(); 38 } 39 40 // CHECK: DW_TAG_compile_unit 41 // CHECK: DW_AT_low_pc 42 // CHECK: DW_AT_high_pc 43 44 // CHECK: DW_TAG_subprogram 45 // CHECK: DW_AT_name ("removed") 46 // CHECK: DW_TAG_variable 47 // CHECK: DW_AT_name ("a") 48 // CHECK: DW_AT_location 49 // CHECK: NULL 50 51 // CHECK: DW_TAG_base_type 52 // CHECK: DW_TAG_subprogram 53 // CHECK: DW_AT_name ("not_removed") 54 // CHECK: DW_TAG_variable 55 // CHECK: DW_AT_name ("b") 56 // CHECK: DW_AT_location 57 // CHECK: NULL 58 59 // CHECK: DW_TAG_subprogram 60 // CHECK: DW_AT_low_pc 61 // CHECK: DW_AT_high_pc 62 // CHECK: DW_AT_name ("foo") 63 // CHECK: DW_TAG_inlined_subroutine 64 // CHECK: DW_AT_low_pc 65 // CHECK: DW_AT_high_pc 66 // CHECK: DW_TAG_inlined_subroutine 67 // CHECK: DW_AT_low_pc 68 // CHECK: DW_AT_high_pc 69 // CHECK: NULL 70 // CHECK: NULL 71