diff options
Diffstat (limited to 'lib/Support/TargetParser.cpp')
| -rw-r--r-- | lib/Support/TargetParser.cpp | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Support/TargetParser.cpp b/lib/Support/TargetParser.cpp index c59068cb3550..b96ca084e9bf 100644 --- a/lib/Support/TargetParser.cpp +++ b/lib/Support/TargetParser.cpp @@ -537,7 +537,7 @@ StringRef llvm::AArch64::getDefaultCPU(StringRef Arch) { } unsigned llvm::AArch64::checkArchVersion(StringRef Arch) { - if (Arch[0] == 'v' && std::isdigit(Arch[1])) + if (Arch.size() >= 2 && Arch[0] == 'v' && std::isdigit(Arch[1])) return (Arch[1] - 48); return 0; } @@ -633,7 +633,7 @@ StringRef llvm::ARM::getCanonicalArchName(StringRef Arch) { // Only match non-marketing names if (offset != StringRef::npos) { // Must start with 'vN'. - if (A[0] != 'v' || !std::isdigit(A[1])) + if (A.size() >= 2 && (A[0] != 'v' || !std::isdigit(A[1]))) return Error; // Can't have an extra 'eb'. if (A.find("eb") != StringRef::npos) @@ -739,7 +739,6 @@ ARM::ProfileKind ARM::parseArchProfile(StringRef Arch) { case ARM::ArchKind::ARMV8_2A: case ARM::ArchKind::ARMV8_3A: return ARM::ProfileKind::A; - LLVM_FALLTHROUGH; case ARM::ArchKind::ARMV2: case ARM::ArchKind::ARMV2A: case ARM::ArchKind::ARMV3: |