diff options
author | Ehsan Akhgari <ehsan.akhgari@gmail.com> | 2014-10-08 17:28:34 +0000 |
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committer | Ehsan Akhgari <ehsan.akhgari@gmail.com> | 2014-10-08 17:28:34 +0000 |
commit | de87f96e74e19ec13556382f8e461608559ece1a (patch) | |
tree | 43f18658f38de98cda56ef03b21b8931e6731c65 /lib/Sema/SemaStmtAsm.cpp | |
parent | 1b6fd15322ca8431cd390d66c671f6ca60fbe59a (diff) |
ms-inline-asm: Correctly mark MS inline ASM labels as used
Summary: This fixes PR21155.
Test Plan: The patch includes a test.
Reviewers: rnk
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D5619
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@219322 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Sema/SemaStmtAsm.cpp')
-rw-r--r-- | lib/Sema/SemaStmtAsm.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/Sema/SemaStmtAsm.cpp b/lib/Sema/SemaStmtAsm.cpp index 7f79a05b46..a2e436ae7e 100644 --- a/lib/Sema/SemaStmtAsm.cpp +++ b/lib/Sema/SemaStmtAsm.cpp @@ -561,7 +561,10 @@ LabelDecl *Sema::GetOrCreateMSAsmLabel(StringRef ExternalLabelName, LabelDecl* Label = LookupOrCreateLabel(PP.getIdentifierInfo(ExternalLabelName), Location); - if (!Label->isMSAsmLabel()) { + if (Label->isMSAsmLabel()) { + // If we have previously created this label implicitly, mark it as used. + Label->markUsed(Context); + } else { // Otherwise, insert it, but only resolve it if we have seen the label itself. std::string InternalName; llvm::raw_string_ostream OS(InternalName); |