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// RUN: %clang_cc1 -mrtd -triple i386-unknown-unknown -std=c89 -Wsystem-headers -Wno-error=missing-prototype-for-cc -emit-llvm -o - %s 2>&1 | FileCheck %s
// prototype-less __stdcall functions are only allowed in system headers.
# 1 "fake_system_header.h" 1 3 4
// CHECK: fake_system_header.h:9:3: warning: function with no prototype cannot use the callee-cleanup stdcall calling convention
void baz(int arg);
// CHECK: define x86_stdcallcc void @foo(i32 %arg) [[NUW:#[0-9]+]]
void foo(int arg) {
// CHECK: call x86_stdcallcc i32 bitcast (i32 (...)* @bar to i32 (i32)*)(
bar(arg);
// CHECK: call x86_stdcallcc void @baz(i32
baz(arg);
}
// CHECK: declare x86_stdcallcc i32 @bar(...)
// CHECK: declare x86_stdcallcc void @baz(i32)
void qux(int arg, ...) { }
// CHECK: define void @qux(i32 %arg, ...)
void quux(int a1, int a2, int a3) {
qux(a1, a2, a3);
}
// CHECK-LABEL: define x86_stdcallcc void @quux
// CHECK: call void (i32, ...)* @qux
// CHECK: attributes [[NUW]] = { nounwind{{.*}} }
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