Bump SmallString to the minimum required amount for raw_ostream to avoid allocation.

It's is a bit annoying, we should hide this implementation detail better.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151284 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/MC/MCStreamer.cpp b/lib/MC/MCStreamer.cpp
index 6d53fb196c67c1c3fff26c6dde35643dc28d1a44..43e62ff89a0fe1eb9efd9d8b024aadfe07a56f08 100644 (file)
--- a/lib/MC/MCStreamer.cpp
+++ b/lib/MC/MCStreamer.cpp
@@ -95,7 +95,7 @@ void MCStreamer::EmitIntValue(uint64_t Value, unsigned Size,
 /// client having to pass in a MCExpr for constant integers.
 void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned AddrSpace,
                                      unsigned Padding) {
-  SmallString<32> Tmp;
+  SmallString<128> Tmp;
   raw_svector_ostream OSE(Tmp);
   MCObjectWriter::EncodeULEB128(Value, OSE, Padding);
   EmitBytes(OSE.str(), AddrSpace);
@@ -104,7 +104,7 @@ void MCStreamer::EmitULEB128IntValue(uint64_t Value, unsigned AddrSpace,
 /// EmitSLEB128Value - Special case of EmitSLEB128Value that avoids the
 /// client having to pass in a MCExpr for constant integers.
 void MCStreamer::EmitSLEB128IntValue(int64_t Value, unsigned AddrSpace) {
-  SmallString<32> Tmp;
+  SmallString<128> Tmp;
   raw_svector_ostream OSE(Tmp);
   MCObjectWriter::EncodeSLEB128(Value, OSE);
   EmitBytes(OSE.str(), AddrSpace);