27 lines
500 B
C++
27 lines
500 B
C++
// RUN: %clangxx -fsanitize=undefined %s -o %t && %run %t 2>&1 | FileCheck %s
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// Verify deduplication works by ensuring only one diag is emitted.
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#include <limits.h>
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#include <stdio.h>
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void overflow() {
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int i = INT_MIN;
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--i;
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}
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int main() {
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// CHECK: Start
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fprintf(stderr, "Start\n");
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fflush(stderr);
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// CHECK: runtime error
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// CHECK-NOT: runtime error
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// CHECK-NOT: runtime error
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overflow();
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overflow();
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overflow();
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// CHECK: End
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fprintf(stderr, "End\n");
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return 0;
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}
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