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

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// RUN: clang-cc %s -emit-llvm -o %t
int g();
int foo(int i) {
return g(i);
}
int g(int i) {
return g(i);
}
// rdar://6110827
typedef void T(void);
void test3(T f) {
f();
}
int a(int);
int a() {return 1;}
// RUN: grep 'define void @f0()' %t
void f0() {}
void f1();
// RUN: grep 'call void @f1()' %t
void f2(void) {
f1(1, 2, 3);
}
// RUN: grep 'define void @f1()' %t
void f1() {}
// RUN: grep 'define .* @f3' %t | not grep -F '...'
struct foo { int X, Y, Z; } f3() {
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while (1) {}
}
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// PR4423 - This shouldn't crash in codegen
void f4() {}
void f5() { f4(42); }