19c8b89f5SMatt Arsenault# Print the help output if no arguments are specified 29c8b89f5SMatt Arsenault# RUN: llvm-reduce --help | grep "LLVM automatic testcase reducer" 39c8b89f5SMatt Arsenault# RUN: llvm-reduce | grep "LLVM automatic testcase reducer" 49c8b89f5SMatt Arsenault 59c8b89f5SMatt Arsenault# Don't require any other arguments for --print-delta-passes 6*84e888e5SMatt Arsenault# RUN: llvm-reduce --print-delta-passes | grep "Delta passes" 79c8b89f5SMatt Arsenault 89c8b89f5SMatt Arsenault# Missing test input 99c8b89f5SMatt Arsenault# RUN: not llvm-reduce --test FileCheck 2>&1 | grep "error: reduction testcase positional argument must be specified" 109c8b89f5SMatt Arsenault 119c8b89f5SMatt Arsenault# Missing test script 129c8b89f5SMatt Arsenault# RUN: not llvm-reduce some-input 2>&1 | grep "error: --test option must be specified" 13