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-rw-r--r--clang/lib/Basic/TargetInfo.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/lib/Basic/TargetInfo.cpp b/clang/lib/Basic/TargetInfo.cpp
index a35298067bd..f2dc84fa034 100644
--- a/clang/lib/Basic/TargetInfo.cpp
+++ b/clang/lib/Basic/TargetInfo.cpp
@@ -588,6 +588,8 @@ bool TargetInfo::validateInputConstraint(ConstraintInfo *OutputConstraints,
case 'N':
case 'O':
case 'P':
+ if (!validateAsmConstraint(Name, Info))
+ return false;
break;
case 'r': // general register.
Info.setAllowsRegister();
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