[llvm] r206670 - llvm-profdata: Avoid writing to /dev/null in tests

[Justin Bogner]

Author: bogner
Date: Fri Apr 18 18:25:35 2014
New Revision: 206670

URL: http://llvm.org/viewvc/llvm-project?rev=206670&view=rev
Log:
llvm-profdata: Avoid writing to /dev/null in tests

We fseek on our output file in llvm-profdata, which errors on some
systems. Avoid getting into the situation by writing to /dev/null

Modified:
    llvm/trunk/test/tools/llvm-profdata/errors.test

Modified: llvm/trunk/test/tools/llvm-profdata/errors.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-profdata/errors.test?rev=206670&r1=206669&r2=206670&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-profdata/errors.test (original)
+++ llvm/trunk/test/tools/llvm-profdata/errors.test Fri Apr 18 18:25:35 2014
@@ -1,19 +1,13 @@
-RUN: llvm-profdata merge %p/Inputs/foo3-1.profdata %p/Inputs/foo4-1.profdata -o /dev/null
-RUN: llvm-profdata merge %p/Inputs/foo3-1.profdata %p/Inputs/foo4-1.profdata -o /dev/null 2>&1 | FileCheck %s --check-prefix=HASH
+RUN: llvm-profdata merge %p/Inputs/foo3-1.profdata %p/Inputs/foo4-1.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=HASH
 HASH: foo4-1.profdata: foo: Function hash mismatch
 
-RUN: llvm-profdata merge %p/Inputs/overflow.profdata %p/Inputs/overflow.profdata -o /dev/null
-RUN: llvm-profdata merge %p/Inputs/overflow.profdata %p/Inputs/overflow.profdata -o /dev/null 2>&1 | FileCheck %s --check-prefix=OVERFLOW
+RUN: llvm-profdata merge %p/Inputs/overflow.profdata %p/Inputs/overflow.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=OVERFLOW
 OVERFLOW: overflow.profdata: overflow: Counter overflow
 
-RUN: not llvm-profdata show %p/Inputs/invalid-count-later.profdata
 RUN: not llvm-profdata show %p/Inputs/invalid-count-later.profdata 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER
-RUN: not llvm-profdata merge %p/Inputs/invalid-count-later.profdata %p/Inputs/invalid-count-later.profdata -o /dev/null
-RUN: not llvm-profdata merge %p/Inputs/invalid-count-later.profdata %p/Inputs/invalid-count-later.profdata -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER
+RUN: not llvm-profdata merge %p/Inputs/invalid-count-later.profdata %p/Inputs/invalid-count-later.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=INVALID-COUNT-LATER
 INVALID-COUNT-LATER: error: {{.*}}invalid-count-later.profdata: Malformed profile data
 
-RUN: not llvm-profdata show %p/Inputs/bad-hash.profdata
 RUN: not llvm-profdata show %p/Inputs/bad-hash.profdata 2>&1 | FileCheck %s --check-prefix=BAD-HASH
-RUN: not llvm-profdata merge %p/Inputs/bad-hash.profdata %p/Inputs/bad-hash.profdata -o /dev/null
-RUN: not llvm-profdata merge %p/Inputs/bad-hash.profdata %p/Inputs/bad-hash.profdata -o /dev/null 2>&1 | FileCheck %s --check-prefix=BAD-HASH
+RUN: not llvm-profdata merge %p/Inputs/bad-hash.profdata %p/Inputs/bad-hash.profdata -o %t.out 2>&1 | FileCheck %s --check-prefix=BAD-HASH
 BAD-HASH: error: {{.*}}bad-hash.profdata: Malformed profile data