llvm/compiler-rt/test/fuzzer/trace-malloc-unbalanced.test

// FIXME: This test infinite loops on darwin because it crashes
// printing a stack trace repeatedly
UNSUPPORTED: darwin

// Verifies lib/fuzzer/scripts/unbalanced_allocs.py script

RUN: %cpp_compiler %S/TraceMallocTest.cpp -o %t-TraceMallocTest

# Specify python because we can't use the shebang line on Windows.
RUN: %run %t-TraceMallocTest -seed=1 -trace_malloc=1 -runs=200 2>&1 | \
RUN:    %python %libfuzzer_src/scripts/unbalanced_allocs.py --skip=5 | FileCheck %s

RUN: %run %t-TraceMallocTest -seed=1 -trace_malloc=2 -runs=200 2>&1 | \
RUN:    %python %libfuzzer_src/scripts/unbalanced_allocs.py --skip=5 | FileCheck %s --check-prefixes=CHECK,CHECK2

CHECK: MallocFreeTracer: START
# Behavior of the format string "%p" is implementation defined. Account for the
# implementation on Windows and Linux.
CHECK: Unbalanced MALLOC[{{[0-9]+}}] [[PTR:(:?0x)?[0-9a-fA-F]+]] 4
CHECK2-NEXT: {{ #0 0x[0-9a-f]+ in }}
CHECK2-NEXT: {{ #1 0x[0-9a-f]+ in }}
CHECK2-NEXT: {{ #2 0x[0-9a-f]+ in }}
CHECK: MallocFreeTracer: STOP

CHECK: MallocFreeTracer: START
CHECK: Unbalanced FREE[{{[0-9]+}}] [[PTR]]
CHECK2-NEXT: {{ #0 0x[0-9a-f]+ in }}
CHECK2-NEXT: {{ #1 0x[0-9a-f]+ in }}
CHECK2-NEXT: {{ #2 0x[0-9a-f]+ in }}
CHECK: MallocFreeTracer: STOP