|  | # Compatibility tests for older profile format versions. These ensure | 
|  | # that we don't break compatibility with an older profile version | 
|  | # without noticing it. | 
|  |  | 
|  | # The input file at %S/Inputs/compat.profdata.v1 was generated with | 
|  | # llvm-profdata merge from r214548. | 
|  |  | 
|  | # RUN: llvm-profdata show %S/Inputs/compat.profdata.v1 --function function_count_only --counts | FileCheck %s -check-prefix=FUNC_COUNT_ONLY | 
|  | function_count_only | 
|  | 0 | 
|  | 1 | 
|  | 97531 | 
|  | # FUNC_COUNT_ONLY:      Hash: 0x{{0+$}} | 
|  | # FUNC_COUNT_ONLY-NEXT: Counters: 1 | 
|  | # FUNC_COUNT_ONLY-NEXT: Function count: 97531 | 
|  | # FUNC_COUNT_ONLY-NEXT: Block counts: [] | 
|  |  | 
|  | # RUN: llvm-profdata show %S/Inputs/compat.profdata.v1 --function "name with spaces" --counts | FileCheck %s -check-prefix=SPACES | 
|  | name with spaces | 
|  | 1024 | 
|  | 2 | 
|  | 0 | 
|  | 0 | 
|  | # SPACES:      Hash: 0x{{0+}}400 | 
|  | # SPACES-NEXT: Counters: 2 | 
|  | # SPACES-NEXT: Function count: 0 | 
|  | # SPACES-NEXT: Block counts: [0] | 
|  |  | 
|  | # RUN: llvm-profdata show %S/Inputs/compat.profdata.v1 --function large_numbers --counts | FileCheck %s -check-prefix=LARGENUM | 
|  | large_numbers | 
|  | 4611686018427387903 | 
|  | 6 | 
|  | 2305843009213693952 | 
|  | 1152921504606846976 | 
|  | 576460752303423488 | 
|  | 288230376151711744 | 
|  | 144115188075855872 | 
|  | 72057594037927936 | 
|  | # LARGENUM:      Hash: 0x3fffffffffffffff | 
|  | # LARGENUM-NEXT: Counters: 6 | 
|  | # LARGENUM-NEXT: Function count: 2305843009213693952 | 
|  | # LARGENUM-NEXT: Block counts: [1152921504606846976, 576460752303423488, 288230376151711744, 144115188075855872, 72057594037927936] | 
|  |  | 
|  | # RUN: llvm-profdata show %S/Inputs/compat.profdata.v1 | FileCheck %s -check-prefix=SUMMARY | 
|  | # SUMMARY: Total functions: 3 | 
|  | # SUMMARY: Maximum function count: 2305843009213693952 | 
|  | # SUMMARY: Maximum internal block count: 1152921504606846976 |