llvm-project

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// RUN: rm -rf %t
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// RUN: mkdir -p %t
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// RUN: cd %t
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// RUN: %clang_profgen -o %t/binary %s
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//
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// Check that a dir separator is appended after %t is subsituted.
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// RUN: env TMPDIR="%t" LLVM_PROFILE_FILE="%%traw1.profraw" %run %t/binary
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// RUN: llvm-profdata show ./raw1.profraw | FileCheck %s -check-prefix TMPDIR
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//
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// Check that substitution works even if a redundant dir separator is added.
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// RUN: env TMPDIR="%t" LLVM_PROFILE_FILE="%%t/raw2.profraw" %run %t/binary
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// RUN: llvm-profdata show ./raw2.profraw | FileCheck %s -check-prefix TMPDIR
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//
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// Check that we fall back to the default path if TMPDIR is missing.
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// RUN: env -u TMPDIR LLVM_PROFILE_FILE="%%t/raw3.profraw" %run %t/binary 2>&1 | FileCheck %s -check-prefix MISSING
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// RUN: llvm-profdata show ./default.profraw | FileCheck %s -check-prefix TMPDIR
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// TMPDIR: Maximum function count: 1
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// MISSING: Unable to get the TMPDIR environment variable, referenced in {{.*}}raw3.profraw. Using the default path.
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int main() { return 0; }
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