1; basic functionality 2; RUN: FileCheck %s --input-file %s --check-prefix=CHECK1 3foo 4 5bar 6CHECK1: foo 7CHECK1-EMPTY: 8CHECK1-NEXT: bar 9 10; next line must be blank 11; RUN: %ProtectFileCheckOutput \ 12; RUN: not FileCheck %s --input-file %s --check-prefix=CHECK2A 2>&1 \ 13; RUN: | FileCheck %s --check-prefix=CHECK2B 14badger 15CHECK2A: badger 16CHECK2A-EMPTY: 17CHECK2B: CHECK2A-EMPTY: is not on the line after the previous match 18 19; CHECK-EMPTY must have empty pattern 20; RUN: %ProtectFileCheckOutput \ 21; RUN: not FileCheck %s --input-file %s --check-prefix=CHECK3A 2>&1 \ 22; RUN: | FileCheck %s --check-prefix=CHECK3B 23CHECK3A: foo 24CHECK3A-EMPTY: this is not empty 25CHECK3B: found non-empty check string for empty check with prefix 'CHECK3A:' 26 27; CHECK-EMPTY cannot be the first check 28; RUN: %ProtectFileCheckOutput \ 29; RUN: not FileCheck %s --input-file %s --check-prefix=CHECK4A 2>&1 \ 30; RUN: | FileCheck %s --check-prefix=CHECK4B 31CHECK4A-EMPTY: 32CHECK4B: found 'CHECK4A-EMPTY' without previous 'CHECK4A: line 33 34; CHECK-EMPTY-NOT and CHECK-NOT-EMPTY rejected 35; RUN: %ProtectFileCheckOutput \ 36; RUN: not FileCheck %s --input-file %s --check-prefixes=CHECK5A 2>&1 \ 37; RUN: | FileCheck %s --check-prefix=CHECK5C 38; RUN: %ProtectFileCheckOutput \ 39; RUN: not FileCheck %s --input-file %s --check-prefixes=CHECK5B 2>&1 \ 40; RUN: | FileCheck %s --check-prefix=CHECK5C 41CHECK5A-EMPTY-NOT: 42CHECK5B-NOT-EMPTY: 43CHECK5C: unsupported -NOT combo on prefix 'CHECK5{{A|B}}' 44 45; whitespace does not count as empty 46; RUN: %ProtectFileCheckOutput \ 47; RUN: not FileCheck %s --input-file %s --check-prefix=CHECK6A --match-full-lines \ 48; RUN: 2>&1 | FileCheck %s --check-prefix=CHECK6B 49CHECK6A: the next line has spaces 50CHECK6A-EMPTY: 51CHECK6B: expected string not found in input 52 53; ***don't add any further blank lines after this point*** 54; CHECK-EMPTY, like CHECK-NEXT, will report an error if the first matching 55; line is not the line immediately following the previous check. 56the next line has spaces 57