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// RUN: %clang_cc1 -triple i386-unknown-unknown -std=c2y -emit-llvm -o - %s | FileCheck %s
// PR6433 - Don't crash on va_arg(typedef).
typedef double gdouble;
void focus_changed_cb (void) {
__builtin_va_list pa;
double mfloat;
mfloat = __builtin_va_arg((pa), gdouble);
}
void vararg(int, ...);
void function_as_vararg(void) {
// CHECK: define {{.*}}function_as_vararg
// CHECK-NOT: llvm.trap
vararg(0, focus_changed_cb);
}
void vla(int n, ...)
{
__builtin_va_list ap;
void *p;
p = __builtin_va_arg(ap, typeof (int (*)[++n])); // CHECK: add nsw i32 {{.*}}, 1
}
// Ensure that __builtin_va_start(list, 0) and __builtin_c23_va_start(list)
// have the same codegen.
void noargs(...) {
__builtin_va_list list;
// CHECK: %list = alloca ptr
__builtin_va_start(list, 0);
// CHECK-NEXT: call void @llvm.va_start.p0(ptr %list)
__builtin_c23_va_start(list);
// CHECK-NEXT: call void @llvm.va_start.p0(ptr %list)
}
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