From 1e1a9b416669a4172da46dd140c03ec93ebe2e4a Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 3 May 2002 18:23:48 +0000
Subject: [PATCH] Allow open/closing curly braces instead of begin/end to
 define the body of a function

llvm-svn: 2451
---
 llvm/lib/AsmParser/Lexer.l         | 2 +-
 llvm/lib/AsmParser/llvmAsmParser.y | 8 ++++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/llvm/lib/AsmParser/Lexer.l b/llvm/lib/AsmParser/Lexer.l
index 9cfe9fd78e5a..faddcb16d51d 100644
--- a/llvm/lib/AsmParser/Lexer.l
+++ b/llvm/lib/AsmParser/Lexer.l
@@ -147,7 +147,7 @@ HexFPConstant 0x[0-9A-Fa-f]+
 {Comment}       { /* Ignore comments for now */ }
 
 begin           { return BEGINTOK; }
-end             { return END; }
+end             { return ENDTOK; }
 true            { return TRUE;  }
 false           { return FALSE; }
 declare         { return DECLARE; }
diff --git a/llvm/lib/AsmParser/llvmAsmParser.y b/llvm/lib/AsmParser/llvmAsmParser.y
index 697609a3fa51..d1feec81e1f3 100644
--- a/llvm/lib/AsmParser/llvmAsmParser.y
+++ b/llvm/lib/AsmParser/llvmAsmParser.y
@@ -671,7 +671,7 @@ Module *RunVMAsmParser(const string &Filename, FILE *F) {
 %type  <StrVal>  OptVAR_ID OptAssign
 
 
-%token IMPLEMENTATION TRUE FALSE BEGINTOK END DECLARE GLOBAL CONSTANT UNINIT
+%token IMPLEMENTATION TRUE FALSE BEGINTOK ENDTOK DECLARE GLOBAL CONSTANT UNINIT
 %token TO EXCEPT DOTDOTDOT STRING NULL_TOK CONST INTERNAL OPAQUE
 
 // Basic Block Terminating Operators 
@@ -1205,13 +1205,17 @@ FunctionHeaderH : OptInternal TypesV STRINGCONSTANT '(' ArgList ')' {
   }
 }
 
-FunctionHeader : FunctionHeaderH ConstPool BEGINTOK {
+BEGIN : BEGINTOK | '{';                // Allow BEGIN or '{' to start a function
+
+FunctionHeader : FunctionHeaderH BEGIN {
   $$ = CurMeth.CurrentFunction;
 
   // Resolve circular types before we parse the body of the method.
   ResolveTypes(CurMeth.LateResolveTypes);
 }
 
+END : ENDTOK | '}';                    // Allow end of '}' to end a function
+
 Function : BasicBlockList END {
   $$ = $1;
 }