diff options
| -rw-r--r-- | utils/TableGen/CodeGenDAGPatterns.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/utils/TableGen/CodeGenDAGPatterns.cpp b/utils/TableGen/CodeGenDAGPatterns.cpp index 2e4ec67d54..7512ae8a25 100644 --- a/utils/TableGen/CodeGenDAGPatterns.cpp +++ b/utils/TableGen/CodeGenDAGPatterns.cpp @@ -2502,7 +2502,11 @@ static bool InferFromPattern(CodeGenInstruction &InstInfo, // These flags are silently added without any verification. InstInfo.isBitcast |= PatInfo.isBitcast; - InstInfo.Operands.isVariadic |= PatInfo.isVariadic; + + // Don't infer isVariadic. This flag means something different on SDNodes and + // instructions. For example, a CALL SDNode is variadic because it has the + // call arguments as operands, but a CALL instruction is not variadic - it + // has argument registers as implicit, not explicit uses. return Error; } |