[clang] [clang-format] Respect definition separators when MaxEmptyLinesToKeep: 0 (PR #206406)

[Björn Schäpers via cfe-commits]

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@@ -391,6 +391,40 @@ TEST_F(DefinitionBlockSeparatorTest, Always) {
                Style, Prefix + Infix + Postfix);
 }
 
+TEST_F(DefinitionBlockSeparatorTest, AlwaysMaxEmptyLinesZeroAllman) {
+  FormatStyle Style = getLLVMStyle();
+  Style.BreakBeforeBraces = FormatStyle::BS_Allman;
+  Style.MaxEmptyLinesToKeep = 0;
+  Style.SeparateDefinitionBlocks = FormatStyle::SDS_Always;
+
+  constexpr StringRef Expected = "uint32_t my_function(uint32_t a1)\n"
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HazardyKnusperkeks wrote:

Keep the tested code as small as possible:
* Only the return is sufficient. (Maybe even an empty body.)
* Just use int and not uint32_t

https://github.com/llvm/llvm-project/pull/206406