diff options
| -rw-r--r-- | test/Feature/MemoryLimit.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/test/Feature/MemoryLimit.c b/test/Feature/MemoryLimit.c index 8837e2e5..fb9f2c86 100644 --- a/test/Feature/MemoryLimit.c +++ b/test/Feature/MemoryLimit.c @@ -1,13 +1,20 @@ +// Check that we properly kill states when we exceed our memory bounds, for both +// small and large allocations (large allocations commonly use mmap(), which can +// follow a separate path in the allocator and statistics reporting). + // RUN: %llvmgcc -emit-llvm -DLITTLE_ALLOC -g -c %s -o %t.little.bc -// RUN: %llvmgcc -emit-llvm -g -c %s -o %t.big.bc // RUN: rm -rf %t.klee-out -// RUN: %klee --output-dir=%t.klee-out --max-memory=20 %t.little.bc > %t.little.log -// RUN: rm -rf %t.klee-out -// RUN: %klee --output-dir=%t.klee-out --max-memory=20 %t.big.bc > %t.big.log +// RUN: %klee --output-dir=%t.klee-out --max-memory=20 %t.little.bc > %t.little.log 2> %t.little.err // RUN: not grep -q "MALLOC FAILED" %t.little.log -// RUN: not grep -q "MALLOC FAILED" %t.big.log // RUN: not grep -q "DONE" %t.little.log +// RUN: grep "WARNING: killing 1 states (over memory cap)" %t.little.err + +// RUN: %llvmgcc -emit-llvm -g -c %s -o %t.big.bc +// RUN: rm -rf %t.klee-out +// RUN: %klee --output-dir=%t.klee-out --max-memory=20 %t.big.bc > %t.big.log 2> %t.big.err +// RUN: not grep -q "MALLOC FAILED" %t.big.log // RUN: not grep -q "DONE" %t.big.log +// RUN: grep "WARNING: killing 1 states (over memory cap)" %t.big.err #include <stdlib.h> #include <stdio.h> @@ -18,10 +25,10 @@ int main() { #ifdef LITTLE_ALLOC printf("IN LITTLE ALLOC\n"); - // 200 MBs total (in 32 byte chunks) + // 200 MBs total (in 1k chunks) for (i=0; i<100 && !malloc_failed; i++) { - for (j=0; j<(1<<16); j++){ - void * p = malloc(1<<5); + for (j=0; j<(1<<11); j++){ + void * p = malloc(1<<10); malloc_failed |= (p == 0); } } |