[llvm-commits] [llvm] r145535 - /llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp

[Jim Grosbach]

Author: grosbach
Date: Wed Nov 30 17:16:25 2011
New Revision: 145535

URL: http://llvm.org/viewvc/llvm-project?rev=145535&view=rev
Log:
Replace an assert() with an actual diagnostic.

Modified:
    llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp

Modified: llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp?rev=145535&r1=145534&r2=145535&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/AsmMatcherEmitter.cpp Wed Nov 30 17:16:25 2011
@@ -737,7 +737,9 @@
 
   // The first token of the instruction is the mnemonic, which must be a
   // simple string, not a $foo variable or a singleton register.
-  assert(!AsmOperands.empty() && "Instruction has no tokens?");
+  if (AsmOperands.empty())
+    throw TGError(TheDef->getLoc(),
+                  "Instruction '" + TheDef->getName() + "' has no tokens");
   Mnemonic = AsmOperands[0].Token;
   if (Mnemonic[0] == '$' || getSingletonRegisterForAsmOperand(0, Info))
     throw TGError(TheDef->getLoc(),