================
@@ -0,0 +1,69 @@
+// RUN: %check_clang_tidy %s llvm-formatv-string %t
+
+namespace llvm {
+
+template <typename... Ts>
+void formatv(const char *Fmt, Ts &&...Vals) {}
+
+template <typename... Ts>
+void formatv(bool Validate, const char *Fmt, Ts &&...Vals) {}
+
+} // namespace llvm
+
+void correct() {
+ llvm::formatv("{0}", 1);
+ llvm::formatv("{0} {1}", 1, 2);
+ llvm::formatv("{0} {0}", 1);
+ llvm::formatv("{1} {0}", 1, 2);
+ llvm::formatv("{0,10}", 1);
+ llvm::formatv("{0,-10}", 1);
+ llvm::formatv("{0:x}", 1);
+ llvm::formatv("{0,10:x}", 1);
+ llvm::formatv("no replacements");
+ llvm::formatv("escaped {{ braces }}");
+ llvm::formatv("{}", 1);
+ llvm::formatv("{} {}", 1, 2);
+ llvm::formatv(false, "{0}", 1);
+}
+
+void too_few_args() {
+ llvm::formatv("{0} {1}", 1);
----------------
localspook wrote:
Can we add a test with replacement fields but no format args passed? i.e.:
```cpp
llvm::formatv("{0} {1}");
```
https://github.com/llvm/llvm-project/pull/195974
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