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Diffstat (limited to 'test/esan/TestCases/workingset-simple.cpp')
-rw-r--r-- | test/esan/TestCases/workingset-simple.cpp | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/test/esan/TestCases/workingset-simple.cpp b/test/esan/TestCases/workingset-simple.cpp deleted file mode 100644 index dc17bcfd5..000000000 --- a/test/esan/TestCases/workingset-simple.cpp +++ /dev/null @@ -1,35 +0,0 @@ -// RUN: %clang_esan_wset -O0 %s -o %t 2>&1 -// RUN: %run %t 2>&1 | FileCheck %s - -// FIXME: Re-enable once PR33590 is fixed. -// UNSUPPORTED: x86_64 -// Stucks at init and no clone feature equivalent. -// UNSUPPORTED: freebsd - -#include <stdlib.h> -#include <string.h> -#include <sys/mman.h> -#include <assert.h> - -const int size = 0x1 << 25; // 523288 cache lines -const int line_size = 64; - -int main(int argc, char **argv) { - char *bufA = (char *)malloc(sizeof(char) * line_size); - char bufB[64]; - char *bufC = (char *)mmap(0, size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - bufA[0] = 0; - // This additional access to the same line should not increase the line - // count: but it's difficult to make a non-flaky test that measures the - // lines down to the ones digit so right now we're not really testing that. - // If we add a heap-only mode we may be able to be more precise. - bufA[1] = 0; - bufB[33] = 1; - for (int i = 0; i < size; i += line_size) - bufC[i] = 0; - free(bufA); - munmap(bufC, 0x4000); - // CHECK: {{.*}} EfficiencySanitizer: the total working set size: 32 MB (524{{[0-9][0-9][0-9]}} cache lines) - return 0; -} |