36 lines
1.3 KiB
C++
36 lines
1.3 KiB
C++
// REQUIRES: arch=x86_64
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//
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// RUN: %clangxx -fsanitize=builtin -w %s -O3 -o %t
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// RUN: %run %t 2>&1 | FileCheck %s --check-prefix=RECOVER
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// RUN: %clangxx -fsanitize=builtin -fno-sanitize-recover=builtin -w %s -O3 -o %t.abort
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// RUN: not %run %t.abort 2>&1 | FileCheck %s --check-prefix=ABORT
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void check_ctz(int n) {
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// ABORT: builtins.cpp:[[@LINE+2]]:17: runtime error: passing zero to ctz(), which is not a valid argument
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// RECOVER: builtins.cpp:[[@LINE+1]]:17: runtime error: passing zero to ctz(), which is not a valid argument
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__builtin_ctz(n);
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// RECOVER: builtins.cpp:[[@LINE+1]]:18: runtime error: passing zero to ctz(), which is not a valid argument
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__builtin_ctzl(n);
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// RECOVER: builtins.cpp:[[@LINE+1]]:19: runtime error: passing zero to ctz(), which is not a valid argument
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__builtin_ctzll(n);
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}
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void check_clz(int n) {
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// RECOVER: builtins.cpp:[[@LINE+1]]:17: runtime error: passing zero to clz(), which is not a valid argument
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__builtin_clz(n);
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// RECOVER: builtins.cpp:[[@LINE+1]]:18: runtime error: passing zero to clz(), which is not a valid argument
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__builtin_clzl(n);
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// RECOVER: builtins.cpp:[[@LINE+1]]:19: runtime error: passing zero to clz(), which is not a valid argument
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__builtin_clzll(n);
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}
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int main() {
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check_ctz(0);
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check_clz(0);
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return 0;
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}
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