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[llvm][ADT] Add wrappers to std::fill #146681

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Merged
CoTinker merged 2 commits into from
Jul 3, 2025
Merged

[llvm][ADT] Add wrappers to std::fill #146681

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df0e75f
[llvm][ADT] Add wrappers to `std::fill`
CoTinker Jul 2, 2025
300a85c
Use `testing::ElementsAre` instead of `all_of`
CoTinker Jul 2, 2025
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6 changes: 6 additions & 0 deletions llvm/include/llvm/ADT/STLExtras.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1759,6 +1759,12 @@ bool none_of(R &&Range, UnaryPredicate P) {
return std::none_of(adl_begin(Range), adl_end(Range), P);
}

/// Provide wrappers to std::fill which take ranges instead of having to pass
/// begin/end explicitly.
template <typename R, typename T> void fill(R &&Range, T &&Value) {
std::fill(adl_begin(Range), adl_end(Range), std::forward<T>(Value));
}

/// Provide wrappers to std::find which take ranges instead of having to pass
/// begin/end explicitly.
template <typename R, typename T> auto find(R &&Range, const T &Val) {
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11 changes: 11 additions & 0 deletions llvm/unittests/ADT/STLExtrasTest.cpp
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Expand Up @@ -1591,6 +1591,17 @@ TEST(STLExtrasTest, Includes) {
}
}

TEST(STLExtrasTest, Fill) {
std::vector<int> V1 = {1, 2, 3};
std::vector<int> V2;
int Val = 4;
fill(V1, Val);
EXPECT_THAT(V1, ElementsAre(Val, Val, Val));
V2.resize(4);
fill(V2, Val);
EXPECT_THAT(V2, ElementsAre(Val, Val, Val, Val));
}

struct Foo;
struct Bar {};

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