make ScalarExprEmitter::EmitCompare() emit the expression with the correct type instead of always zext it to an int

this fixes codegen of simple exprs in C++ like 'if (x != 0)'

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@62060 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/test/CodeGenCXX/expr.cpp b/test/CodeGenCXX/expr.cpp
new file mode 100644
index 0000000000..5b8efacdd7
--- /dev/null
+++ b/test/CodeGenCXX/expr.cpp
@@ -0,0 +1,5 @@
+// RUN: clang -emit-llvm -x c++ < %s
+
+void f(int x) {
+          if (x != 0) return;
+}