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-rw-r--r--clang/lib/Basic/TargetInfo.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Basic/TargetInfo.cpp b/clang/lib/Basic/TargetInfo.cpp
index 44150821a8e..05004b73053 100644
--- a/clang/lib/Basic/TargetInfo.cpp
+++ b/clang/lib/Basic/TargetInfo.cpp
@@ -147,6 +147,8 @@ const char *TargetInfo::getNormalizedGCCRegisterName(const char *Name) const {
bool TargetInfo::validateOutputConstraint(const char *Name,
ConstraintInfo &info) const
{
+ info = CI_None;
+
// An output constraint must start with '=' or '+'
if (*Name != '=' && *Name != '+')
return false;
@@ -188,6 +190,8 @@ bool TargetInfo::validateOutputConstraint(const char *Name,
bool TargetInfo::validateInputConstraint(const char *Name,
unsigned NumOutputs,
ConstraintInfo &info) const {
+ info = CI_None;
+
while (*Name) {
switch (*Name) {
default:
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