41 lines
952 B
C++
41 lines
952 B
C++
// Test that unused globals are included in the root set.
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// RUN: %clangxx_lsan -O2 %s -DTEST_LIB -c -o %t.o
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// RUN: %clangxx_lsan -O2 %s %t.o -o %t
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// RUN: %env_lsan_opts="use_stacks=0:use_registers=0:use_globals=1" %run %t 2>&1 | FileCheck %s --implicit-check-not=leak
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// RUN: %env_lsan_opts="" %run %t 2>&1 | FileCheck %s --implicit-check-not=leak
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// FIXME: This check is not very important and fails on arm7.
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// %env_lsan_opts="use_stacks=0:use_registers=0:use_globals=0" not %run %t 2>&1 | FileCheck %s --check-prefixes=LEAK
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef TEST_LIB
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void set(char *a) {
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strcpy(a, "hello");
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}
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#else
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static void *g;
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void set(char *a);
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void foo(void *a) {
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// Store from a different function to suppress global localization.
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g = a;
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}
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int main() {
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char a[10];
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set(a);
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char *b = strdup(a);
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printf("%p %s\n", b, b);
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g = b;
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}
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#endif
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// LEAK: LeakSanitizer: detected memory leaks
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