llvm-project/clang/test/CodeGen/dostmt.c

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// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
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int bar(void);
int test0(void) {
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int i;
i = 1 + 2;
do {
i = bar();
i = bar();
} while(0);
return i;
}
int test1(void) {
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int i;
i = 1 + 2;
do {
i = bar();
if (i == 42)
break;
i = bar();
} while(1);
return i;
}
int test2(void) {
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int i;
i = 1 + 2;
do {
i = bar();
if (i == 42)
continue;
i = bar();
} while(1);
return i;
}
int test3(void) {
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int i;
i = 1 + 2;
do {
i = bar();
if (i == 42)
break;
} while(0);
return i;
}
int test4(void) {
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int i;
i = 1 + 2;
do {
i = bar();
if (i == 42)
continue;
} while(0);
return i;
}
// rdar://6103124
void test5(void) {
do { break; } while(0);
}
// PR14191
void test6f(void);
void test6(void) {
do {
} while (test6f(), 0);
// CHECK: call {{.*}}void @test6f()
}