forked from OSchip/llvm-project
28 lines
609 B
C
28 lines
609 B
C
// RUN: %clang -o %t1 %s
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// RUN: %t1 2>&1 | FileCheck --check-prefix=NCFI %s
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// RUN: %clang_cfi -o %t2 %s
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// RUN: %expect_crash %t2 2>&1 | FileCheck --check-prefix=CFI %s
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// RUN: %clang_cfi_diag -g -o %t3 %s
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// RUN: %t3 2>&1 | FileCheck --check-prefix=CFI-DIAG %s
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#include <stdio.h>
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void f() {
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}
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int main() {
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// CFI: 1
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// NCFI: 1
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fprintf(stderr, "1\n");
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// CFI-DIAG: runtime error: control flow integrity check for type 'void (int)' failed during indirect function call
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// CFI-DIAG: f defined here
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((void (*)(int))f)(42); // UB here
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// CFI-NOT: 2
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// NCFI: 2
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fprintf(stderr, "2\n");
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}
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