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// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm --std=c++17 %s -o - | FileCheck %s
struct stream {
friend const stream &operator<<(const stream &, const float &);
};
void foo() {
constexpr float f_zero = 0.0f;
constexpr float f_one = 1.0f;
constexpr float f_two = 2.0f;
stream s;
[=]() {
s << f_zero << f_one << f_two;
}();
}
// CHECK: define{{.*}} void @_Z3foov
// CHECK: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 0
// CHECK-NEXT: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 1
// CHECK-NEXT: store float 0.000
// CHECK-NEXT: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 2
// CHECK-NEXT: store float 1.000
// CHECK-NEXT: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 3
// CHECK-NEXT: store float 2.000
// The lambda body. Reverse iteration when the captures aren't deterministic
// causes these to be laid out differently in the lambda.
// CHECK: define internal void
// CHECK: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 0
// CHECK: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 1
// CHECK: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 2
// CHECK: getelementptr inbounds %{{.+}}, ptr %{{.+}}, i32 0, i32 3
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