[docs] Fix TableGen/LangRef typos
This fixes:
- `Pred` -> `Prep`
- `IfDef` -> `Ifdef` (rst is case sensitive here)
llvm-svn: 363294
diff --git a/llvm/docs/TableGen/LangRef.rst b/llvm/docs/TableGen/LangRef.rst
index 195106a..5079bc6 100644
--- a/llvm/docs/TableGen/LangRef.rst
+++ b/llvm/docs/TableGen/LangRef.rst
@@ -482,9 +482,9 @@
: "#else" (`WhiteSpaceOrAnyComment`)* `LineEnd`
PrepEndif: `LineBegin` (`WhiteSpaceOrCStyleComment`)*
: "#endif" (`WhiteSpaceOrAnyComment`)* `LineEnd`
- PrepRegContentException: `PredIfdef` | `PredElse` | `PredEndif` | EOF
+ PrepRegContentException: `PrepIfdef` | `PrepElse` | `PrepEndif` | EOF
PrepRegion: .* - `PrepRegContentException`
- :| `PrepIfDef`
+ :| `PrepIfdef`
: (`PrepRegion`)*
: [`PrepElse`]
: (`PrepRegion`)*