| # Print the help output if no arguments are specified |
| # RUN: llvm-reduce --help | grep "LLVM automatic testcase reducer" |
| # RUN: llvm-reduce | grep "LLVM automatic testcase reducer" |
| |
| # Don't require any other arguments for --print-delta-passes |
| # RUN: llvm-reduce --print-delta-passes | grep "Delta passes" |
| |
| # Missing test input |
| # RUN: not llvm-reduce --test FileCheck 2>&1 | grep "error: reduction testcase positional argument must be specified" |
| |
| # Missing test script |
| # RUN: not llvm-reduce some-input 2>&1 | grep "error: --test option must be specified" |
