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[compiler-rt/test] Use FileCheck -allow-empty instead of count 0

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Hope this fixes:

http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-android/builds/27977/steps/run%20lit%20tests%20%5Bi686%2Ffugu-userdebug%2FN2G48C%5D/logs/stdio

```
: 'RUN: at line 8';   UBSAN_OPTIONS=suppressions=/var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/compiler_rt_build_android_i686/test/ubsan/Standalone-i386/TestCases/Misc/Output/nullability.c.tmp.supp  /var/lib/buildbot/sanitizer-buildbot6/sanitizer-x86_64-linux-android/build/compiler_rt_build_android_i686/test/ubsan/Standalone-i386/TestCases/Misc/Output/nullability.c.tmp 2>&1 | count 0
--
Exit Code: 1

Command Output (stderr):
--
Expected 0 lines, got 2.
```

Not sure what this would be printing though, a sanitizer initialization message?
This commit is contained in:
Vedant Kumar 2020-02-28 16:20:54 -08:00
parent 94cbe13073
commit e71835f15c
1 changed files with 2 additions and 1 deletions
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3
compiler-rt/test/ubsan/TestCases/Misc/nullability.c
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@ -5,7 +5,8 @@
// RUN: echo "nullability-arg:nullability.c" > %t.supp
// RUN: echo "nullability-return:nullability.c" >> %t.supp
// RUN: echo "nullability-assign:nullability.c" >> %t.supp
// RUN: UBSAN_OPTIONS=suppressions=%t.supp %run %t 2>&1 | count 0
// RUN: UBSAN_OPTIONS=suppressions=%t.supp %run %t 2>&1 | FileCheck -allow-empty -check-prefix=SUPPRESS %s
// SUPPRESS-NOT: runtime error
// CHECK: nullability.c:[[@LINE+2]]:41: runtime error: null pointer returned from function declared to never return null
// CHECK-NEXT: nullability.c:[[@LINE+1]]:6: note: _Nonnull return type annotation specified here