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68 lines
3.6 KiB
68 lines
3.6 KiB
4 months ago
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// FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
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// XFAIL: android
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// Fails with debug checks: https://bugs.llvm.org/show_bug.cgi?id=46862
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// XFAIL: !compiler-rt-optimized && !riscv64
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//
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// We use fast_unwind_on_malloc=0 to have full unwinding even w/o frame
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// pointers. This setting is not on by default because it's too expensive.
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//
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// Different size: detect a bug if detect_odr_violation>=1
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// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %dynamiclib
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// RUN: %clangxx_asan %s %ld_flags_rpath_exe -o %t-ODR-EXE
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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//
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// Same size: report a bug only if detect_odr_violation>=2.
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// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %dynamiclib -DSZ=100
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// RUN: echo "odr_violation:foo::ZZZ" > %t.supp
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// RUN: echo "odr_violation:foo::G" > %t.supp
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
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// RUN: rm -f %t.supp
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//
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// Use private aliases for global variables without indicator symbol.
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// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -mllvm -asan-use-private-alias %s -o %dynamiclib -DSZ=100
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// RUN: %clangxx_asan -mllvm -asan-use-private-alias %s %ld_flags_rpath_exe -o %t-ODR-EXE
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
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// Use private aliases for global variables: use indicator symbol to detect ODR violation.
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// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -mllvm -asan-use-private-alias -mllvm -asan-use-odr-indicator %s -o %dynamiclib -DSZ=100
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// RUN: %clangxx_asan -mllvm -asan-use-private-alias -mllvm -asan-use-odr-indicator %s %ld_flags_rpath_exe -o %t-ODR-EXE
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// Same as above but with clang switches.
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// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -fsanitize-address-use-odr-indicator %s -o %dynamiclib -DSZ=100
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// RUN: %clangxx_asan -fsanitize-address-use-odr-indicator %s %ld_flags_rpath_exe -o %t-ODR-EXE
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// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
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// GNU driver doesn't handle .so files properly.
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// REQUIRES: Clang
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#ifndef SZ
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# define SZ 4
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#endif
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#if BUILD_SO
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namespace foo { char G[SZ]; }
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#else
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#include <stdio.h>
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namespace foo { char G[100]; }
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// CHECK: ERROR: AddressSanitizer: odr-violation
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// CHECK: size=100 'foo::G' {{.*}}odr-violation.cpp:[[@LINE-2]]:22
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// CHECK: size={{4|100}} 'foo::G'
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int main(int argc, char **argv) {
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printf("PASS: %p\n", &foo::G);
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}
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#endif
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// CHECK: These globals were registered at these points:
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// CHECK: ODR-EXE
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// CHECK: odr-violation.cpp.dynamic
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// CHECK: SUMMARY: AddressSanitizer: odr-violation: global 'foo::G' at {{.*}}odr-violation.cpp
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// DISABLED: PASS
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