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| // RUN: %clang %S/Inputs/returns-unexpectedly.c -O3 -c -o %t.ru.o
// RUN: %clangxx -fsanitize=unreachable -O3 -o %t %s %t.ru.o
// RUN: not %run %t builtin 2>&1 | FileCheck %s -check-prefix=BUILTIN
// RUN: not %run %t noreturn-callee-marked 2>&1 | FileCheck %s -check-prefix=NORETURN1
// RUN: not %run %t noreturn-caller-marked 2>&1 | FileCheck %s -check-prefix=NORETURN2
#include <string.h>
void __attribute__((noreturn)) callee_marked_noreturn() {
// NORETURN1: unreachable.cpp:[[@LINE+1]]:1: runtime error: execution reached an unreachable program point
}
extern "C" void __attribute__((noreturn)) returns_unexpectedly();
int main(int, char **argv) {
if (strcmp(argv[1], "builtin") == 0)
// BUILTIN: unreachable.cpp:[[@LINE+1]]:5: runtime error: execution reached an unreachable program point
__builtin_unreachable();
else if (strcmp(argv[1], "noreturn-callee-marked") == 0)
callee_marked_noreturn();
else if (strcmp(argv[1], "noreturn-caller-marked") == 0)
// NORETURN2: unreachable.cpp:[[@LINE+1]]:5: runtime error: execution reached an unreachable program point
returns_unexpectedly();
return 0;
}
|