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Diffstat (limited to 'llvm/test/tools/llvm-symbolizer/flush-output.s')
| -rw-r--r-- | llvm/test/tools/llvm-symbolizer/flush-output.s | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-symbolizer/flush-output.s b/llvm/test/tools/llvm-symbolizer/flush-output.s new file mode 100644 index 00000000000..840f430feaf --- /dev/null +++ b/llvm/test/tools/llvm-symbolizer/flush-output.s @@ -0,0 +1,17 @@ +# REQUIRES: x86-registered-target + +## If a process spawns llvm-symbolizer, and wishes to feed it addresses one at a +## time, llvm-symbolizer needs to flush its output after each input has been +## processed or the parent process will not be able to read the output and may +## deadlock. This test runs a script that simulates this situation for both a +## a good and bad input. + +foo: + nop + +# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o -g +# RUN: %python %p/Inputs/flush-output.py llvm-symbolizer %t.o \ +# RUN: | FileCheck %s + +# CHECK: flush-output.s:10 +# CHECK: bad |
