diff options
Diffstat (limited to 'tools/llvm-upgrade/UpgradeParser.y')
-rw-r--r-- | tools/llvm-upgrade/UpgradeParser.y | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/tools/llvm-upgrade/UpgradeParser.y b/tools/llvm-upgrade/UpgradeParser.y index 2b2d1ec..ed70cbbf 100644 --- a/tools/llvm-upgrade/UpgradeParser.y +++ b/tools/llvm-upgrade/UpgradeParser.y @@ -1888,11 +1888,13 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef { } else { static unsigned upgradeCount = 1; if (*$4.val == "%llvm.va_start" || *$4.val == "%llvm.va_end") { - std::string name("%va_upgrade"); - name += llvm::utostr(upgradeCount++); - $1->insert(0, name + " = bitcast " + *(*$6)[0].val + " to i8*\n "); - *(*$6)[0].val = "i8* " + name; - (*$6)[0].type = TypeInfo::get("i8", UByteTy)->getPointerType(); + if (!$6->empty()) { + std::string name("%va_upgrade"); + name += llvm::utostr(upgradeCount++); + $1->insert(0, name + " = bitcast " + *(*$6)[0].val + " to i8*\n "); + *(*$6)[0].val = "i8* " + name; + (*$6)[0].type = TypeInfo::get("i8", UByteTy)->getPointerType(); + } } else if (*$4.val == "%llvm.va_copy") { std::string name0("%va_upgrade"); name0 += llvm::utostr(upgradeCount++); |