fix PR4423.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@73938 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp
index ec6058a..30c5d28 100644
--- a/lib/CodeGen/CGCall.cpp
+++ b/lib/CodeGen/CGCall.cpp
@@ -763,7 +763,8 @@
if (CE->getOpcode() == llvm::Instruction::BitCast &&
ActualFT->getReturnType() == CurFT->getReturnType() &&
- ActualFT->getNumParams() == CurFT->getNumParams()) {
+ ActualFT->getNumParams() == CurFT->getNumParams() &&
+ ActualFT->getNumParams() == Args.size()) {
bool ArgsMatch = true;
for (unsigned i = 0, e = ActualFT->getNumParams(); i != e; ++i)
if (ActualFT->getParamType(i) != CurFT->getParamType(i)) {
diff --git a/test/CodeGen/functions.c b/test/CodeGen/functions.c
index 9855992..12dff1b 100644
--- a/test/CodeGen/functions.c
+++ b/test/CodeGen/functions.c
@@ -33,3 +33,7 @@
// RUN: grep 'define .* @f3' %t | not grep -F '...'
struct foo { int X, Y, Z; } f3() {
}
+
+// PR4423 - This shouldn't crash in codegen
+void f4() {}
+void f5() { f4(42); }